EMBO/SourceData huggingface dataset:
Figure legend: "(B) Quantitative RT-PCR of Ctgf in C2C12 myotubes treated with indicated combinations of 10 ng/ml agrin and/or 10 ng/ml neuregulin-1."
NCBI gene IDs:
"Ctgf: 14219"
Figure legend: "(C) Localizations of CTGF and AChR in a representative cross section of the lower limb muscle at E18.5. Co-localization of AChR (red) and CTGF (green) is indicated in the merged images. Red arrow points to an AChR cluster. Scale bar = 20 μm."
NCBI gene IDs:
"CTGF: 14219"
Figure legend: "(D) Quantitative RT-PCR of Ctgf and neural Agrn in the spinal cord and the diaphragm in mouse. Mean and SD (n = 3 mice) are indicated. p-value &lt; 0.05 by two-way repeated measures ANOVA. p &lt; 0.05 by post-hoc Tukey test is indicated by a single letter representing each group."
NCBI gene IDs:
"Agrn: 11603
Ctgf: 14219"
Figure legend: "(A) Representative confocal images of the left diaphragm at E18.5 labeled with α-bungarotoxin (red) and anti-peripherin antibody (green) to visualize AChRs and the motor axon, respectively. The endplates of Ctgf-/- diaphragm were smaller (lower left panel) than those of the wild-type diaphragm (upper left panel). In the Ctgf-/- diaphragm, 10.0 ± 3.2% (mean and SD, n = 105 in 5 embryos) of peripherin-positive axons passed through the AChR-positive areas. In contrast, in the wild-type diaphragm, 2.0 ± 1.4% (mean and SD, n = 102 in 5 embryos) of peripherin-positive axons passed through the AChR-positive areas. Quantification was performed in a blinded manner. Scale bar = 5 µm."
NCBI gene IDs:
"Ctgf: 14219"
Figure legend: "(B) Representative confocal images of the left diaphragm at E18.5 labeled with α-bungarotoxin (red) and anti-synaptophysin antibody (green) to visualize AChRs and the nerve terminal, respectively. Synaptophysin signals mostly overlapped with α-bungarotoxin signals in the wild-type diaphragm, whereas synaptophysin signals extended into the axon in the Ctgf-/- diaphragm. Scale bar = 5 µm."
NCBI gene IDs:
"Ctgf: 14219"
Figure legend: "(C-E) Blinded morphometric analysis of AChR signals (C), synaptophysin signals (D), and the ratio of synaptophysin signals not colocalized with AChR signals (E) of confocal images shown in (A) and (B). AChR areas (C), but not synaptophysin-positive areas (D), were decreased in Ctgf-/- mice at E18.5. (E) A large fraction of synaptophysin signalswere not colocalized with AChR signals in Ctgf-/- diaphragm. Mean and SD (n = 40-50 NMJs in 6 left diaphragms) are indicated. p-value &lt; 0.05 by one-way ANOVA for (C and E), but not for (D). p &lt; 0.05 by post-hoc Tukey test is indicated by a single letter representing each group."
NCBI gene IDs:
"Ctgf: 14219"
Figure legend: "(F) Representative electron micrographs of the NMJs in the diaphragm of wild-type and Ctgf-/- mice at E18.5. In Ctgf-/- mice, synaptic vesicles are sparser and the number of mitochondria at the nerve terminals is reduced compared to those in wild-type mice. See Table 1 for morphometric analysis. Regions indicated by rectangles are enlarged in the insets. Arrowheads point to synaptic vesicles (SV). Mit, mitochondria. Blinded morphometric measurements are shown in Table 1. Scale bar = 500 nm."
NCBI gene IDs:
"Ctgf: 14219"
Figure legend: "Effect of HK2 targeting on in vitro tumorigenicity. HK2-silencing with two different shRNAs (shHK2-1 and shHK2-2) in CT26 colon cancer cells (A) Data information: Throughout the Figure, cl-SCRpep or SCRpep are used as peptide negative control."
NCBI gene IDs:
"HK2: 15277"
Figure legend: "Effect of HK2 targeting on in vitro tumorigenicity. HK2-silencing with two different shRNAs (shHK2-1 and shHK2-2) in CT26 colon cancer cells inhibits growth in soft agar (B; colony area±SEM; n=6 replicates obtained from 3 independent experiments; Student's t test ***p&lt;0.001; A.U., arbitrary units). Data information: Throughout the Figure, cl-SCRpep or SCRpep are used as peptide negative control."
NCBI gene IDs:
"HK2: 15277"
Figure legend: "A GS∆44 myoblasts were transfected with an empty vector (CTRL) or with a CELF2a overexpressing construct (OE CELF2A) (Martone et al, 2016). Cells were collected after 10 days in differentiation medium (DM) and the RNA was analysed by RT-PCR for CELF2a expression and DMD exon 45 skipping. GAPDH was used as loading control. The arrow indicates the DMD exon 45 skipped band. Representative results are shown (n=3)."
NCBI gene IDs:
"GAPDH: 
CELF2a: 10659
CELF2A: 10659
DMD: 1756"
Figure legend: "B Representative immunofluorescence for Myosin Heavy Chain (MHC in red) in combination with DAPI staining (in blue) of iPSCs obtained from WT (WT#1), UP∆44 (UP∆44#3) and ∆44 edited clones (UP∆44#3.1 and UP∆44#3.5) differentiated for 9 days into myocytes by MYOD/BAF60c overexpression. Scale bar 100 μm."
NCBI gene IDs:
"MYOD: 17240
BAF60c: 6604"
Figure legend: "D RNA extracted from myocytes obtained by differentiation of WT (WT#1), UP∆44 (UP∆44#3) and edited UP∆44 iPSC (UP∆44#3.1 ∆CELF2a and UP∆44#3.5 ∆CELF2a) clones was analysed by RT-PCR for CELF2a, CELF2b, CELF2c and DMD exon 45 skipping. GAPDH was used as loading control. The arrow indicates the DMD exon 45 skipped band. Representative results are shown (n=3)."
NCBI gene IDs:
"GAPDH: 
CELF2a: 10659
CELF2b: 10659
CELF2c: 10659
DMD: 1756"
Figure legend: "E Western blot on proteins (40 μg) extracted from myocytes obtained by differentiation of WT (WT#1), UP∆44 (UP∆44#3) and edited UP∆44 iPSC (UP∆44#3.1 ∆CELF2a and UP∆44#3.5 ∆CELF2a) clones probed with antibodies against dystrophin (DMD). Actinin (ACTN) was used as a loading control. For the WT 5% sample 2 μg of proteins were diluted in 38 μg of proteins belonging to UP∆44#3 to reach a total amount of 40 μg. Representative results are shown (n=3)."
NCBI gene IDs:
"CELF2a: 10659"
Figure legend: "A iPSCs obtained from a control (WT#1; (Lenzi et al, 2015), GS∆44 (GS∆44#2, GS∆44#8) and GSM (GSM#1) were differentiated into myocytes by MYOD/BAF60c overexpression. Cells were collected before the induction (iPSC) and after 9 days in DM (Myo) and RNA was analysed by RT-PCR for CELF2a, CELF2b, CELF2c and DMD expression. GAPDH was used as loading control. Representative results are shown (n=3)."
NCBI gene IDs:
"GAPDH: 
CELF2a: 10659
CELF2b: 10659
CELF2c: 10659
DMD: 1756
MYOD: 17240
BAF60c: 6604"
Figure legend: "B Representative immunofluorescence for Myosin Heavy Chain (MHC in red) in combination with DAPI staining (in blue) of iPSCs obtained from WT#1, GS∆44 (GS∆44#8) and GS∆44 edited clones (GS∆44#8.2) differentiated for 9 days into myocytes by MYOD/BAF60c overexpression. Scale bar 100 μm. C Histogram represents fusion index quantification. At least 7 randomly chosen microscope fields of two independent biological samples were analysed (n=2). Data are presented as mean ± SD of the biological replicates."
NCBI gene IDs:
"MYOD: 17240
BAF60c: 6604"
Figure legend: "D RNA extracted from myocytes obtained by differentiation of WT#1, GS∆44 (GS∆44#8) and GS∆44 edited clones (GS∆44#8.2 ∆CELF2a) was analysed by RT-PCR for CELF2a, CELF2b, CELF2c and DMD exon 45 skipping. GAPDH was used as loading control. The arrow indicates the DMD exon 45 skipped band. Representative results are shown (n=3)."
NCBI gene IDs:
"GAPDH: 
CELF2a: 10659
CELF2b: 10659
CELF2c: 10659
DMD: 1756"
Figure legend: "E Western blot on proteins (40 μg) extracted from myocytes obtained by differentiation of WT (WT#1), GS∆44 (GS∆44#8) and edited GS∆44 (GS∆44#8.2 ∆CELF2a) iPSC clones probed with antibodies against dystrophin (DMD). Actinin (ACTN) was used as a loading control. For the WT 5% sample, 2 μg of proteins were diluted in 38 μg of proteins belonging from GS∆44#8 to reach the total amount of 40 μg. Representative results are shown (n=3)."
NCBI gene IDs:
"CELF2a: 10659"
Figure legend: "A DNA accessibility (ATAC-sequencing) and chromatin marks (ChIP-seq) signals in the Celf2 region (+/- 50kb) using the UCSC genome browser. ATAC-seq peaks called in the two conditions are reported below each track. The differential peaks specific for one of the two conditions are reported in the tracks ATACseq_specific peaks_WT and ATACseq_specific peaks_GS∆44. ChIP-seq signals for H3K4me3, H3K27ac and H3K27me3 in WT and GSΔ44 myoblasts (WT myoblasts in light orange; GSΔ44 myoblasts in light blue). ChIP-seq for MyoD in control cells was obtained from (MacQuarrie et al, 2013) (GSM1218849). Orange boxes highlight the regions containing the first exon of each isoform (a, b and c)."
NCBI gene IDs:
"Celf2: 10659"
Figure legend: "D Chromatins extracted from Control (WT) and GS∆44 myoblasts were immunoprecipitated with anti-MyoD and control IgG antibodies. Regions corresponding to the MyoD binding sites present in Peak A (see Figure EV3D) and in the MAFA and LSTZ2 genes were analysed by qPCR. Fold enrichments of PeakA over MAFA or LSTZ2 immunoprecipitation (IP) are plotted for WT and GS∆44 samples. The mean ± SEM of triplicates from one representative among three experiment is shown. Statistical significance of differences between means was assessed by a two-tailed t-test and P&lt;0.05 was considered significant. *P=0.0339, **P=0.0067."
NCBI gene IDs:
"LSTZ2: 84445
MAFA: 389692"
Figure legend: "B RT-PCR analyses of indicated RNAs in control (WT), ∆44 and in GS∆44 myocytes collected after 9 days upon the induction of differentiation. GAPDH was used as control. Representative results are shown (n=3)."
NCBI gene IDs:
"GAPDH: "
Figure legend: "C RT-PCR analyses for CELF2a and DUXAP8 expression in WT and GS∆44 myoblasts (GM) and myocytes (DM). GAPDH was used as control. Representative results are shown (n=3)."
NCBI gene IDs:
"GAPDH: 
CELF2a: 10659
DUXAP8: 503637"
Figure legend: "D RT-PCR analysis of DUXAP8 expression in RNA extracted from GS∆44, GS∆44's mother (GSM) and GS∆44's father (F) fibroblasts. GAPDH was used as control. Lane (-) indicates the negative control. Representative results are shown (n=3)."
NCBI gene IDs:
"GAPDH: 
DUXAP8: 503637"
Figure legend: "E RT-PCR analysis for DUXAP8 expression in RNA extracted from WT and GS∆44 myocytes and from WT (WT#1), GS∆44 (GS∆44#2, GS∆44#8) and GSM (GSM#1) iPSCs induced to differentiation for 9 days. GAPDH was used as control. Lane (-) indicates the negative control. Representative results are shown (n=3)."
NCBI gene IDs:
"GAPDH: 
DUXAP8: 503637"
Figure legend: "F RT-PCR for the indicated RNAs on extracts from GS∆44 myoblasts treated with either control siRNAs (siSCR) or siRNAs against DUXAP8 (siDUXAP8) and collected two days after transfection. GAPDH was used as control. Lane (-) indicates the negative control. Representative results are shown (n=3)."
NCBI gene IDs:
"GAPDH: 
DUXAP8: 503637"
Figure legend: "G qPCR analysis of DUXAP8 and CELF2a expression in control myoblasts transfected with a plasmid for the overexpression of DUXAP8 (OE DUXAP8) or an empty vector (Empty), and collected after 96h. Relative mRNA levels were calculated with the delta delta Ct method. qPCR reactions were normalized against an internal control (GAPDH) and plotted relative to the expression level in the sample treated with the empty vector which was set to a value of 1. The mean ± SEM of triplicates from one representative experiment is shown (n=3)."
NCBI gene IDs:
"GAPDH: 
CELF2a: 10659
DUXAP8: 503637"
Figure legend: "(c) HA-Ulk1 was transfected into HEK293 cells together with wild-type (WT) AMPKα1 or a kinase-dead (DN) mutant. Cells were starved of glucose (4 h; Glu) or amino acids (-A.A) and treated with compound C (20 μM, C.C) as indicated. Ulk1 mobility as well as phosphorylation levels of ACC and S6K were determined by western blotting."
NCBI gene IDs:
"AMPKα1: 5562
Ulk1: 8408"
Figure legend: "(f) AMPK wild-type (WT) and α1/α2 double knockout (DKO) MEFs were incubated with or without glucose (4 h). Endogenous Ulk1 was immunoprecipitated and autophosphorylation was measured (mean ± s.d., n = 3). Autophosphorylation activity was normalized to Ulk1 protein level; relative activity is calculated by normalization to Ulk1 activity from AMPK wild-type MEFs in glucose-rich conditions."
NCBI gene IDs:
"AMPK: 108079///105787"
Figure legend: "(g) HA-Ulk1 was transfected into HEK293 cells together with vector (Vec) or an AMPKα1 kinase-dead mutant (DN). The cells were starved of glucose (-Glu) or amino acids (-A.A), or treated with 50 nM rapamycin (Rapa) for 3 h before lysis. Left: autophosphorylation activity was assessed and normalized as in f (mean ± s.d., n = 3). Right: fold induction in Ulk1 autophosphorylation, compared with Ulk1 autophosphorylation from cells under nutrient-rich conditions. Uncropped images of blots are shown in Supplementary Fig. S5."
NCBI gene IDs:
"AMPKα1: 5562
Ulk1: 8408"
Figure legend: "(a) AMPK phosphorylates the Ulk1 S/T domain in vitro. Top: schematic representation of Ulk1 domain structure and deletion constructs used to map phosphorylation sites. The mouse Ulk1 protein consists of an N-terminal kinase domain (KD; 1-278), serine/threonine-rich domain (S/T domain, 279-828), and C-terminal domain (CTD, 829-1051). Bottom: the indicated Flag-Ulk1 deletion mutants were immunopurified from transfected HEK293 cells and were used for in vitro AMPK assay as a substrate. Phosphorylation was examined by 32P-autoradiogram and protein level was determined by western blot."
NCBI gene IDs:
"Ulk1: 8408"
Figure legend: "(b) Determination of AMPK phosphorylation sites in Ulk1. The indicated recombinant GST-Ulk1 mutants were expressed and purified from Escherichia coli, and used as substrates for in vitro phosphorylation by AMPK. Deletion analyses indicated that two Ulk1 fragments in the S/T domain, 279-425 and 769-782, were highly phosphorylated by AMPK in vitro. Mutation of Ser 317 abolished the majority of phosphorylation in the Ulk1 fragment 279-425. Within the fragment 769-782, mutations of five serine residues (Ser 774, Ser 777, Ser 778, Ser 779 and Ser 780) to alanine, denoted as (769-782) 5SA, completely abolished the phosphorylation by AMPK. Reconstitution of Ser 777 in this mutation background, (769-782) 4SA-S777, but not any of the other four residues, restored the phosphorylation by AMPK. GST and GST-TSC2F (TSC2 fragment 1300-1367 containing AMPK phosphorylation site at Ser 1345) were used as negative and positive controls for AMPK reaction, respectively. Phosphorylation was determined by 32P-autoradiograph and the protein levels were detected by Coomassie staining."
NCBI gene IDs:
"TSC2: 7249
Ulk1: 8408"
Figure legend: "(c) Ser 317/Ser 777 are required for glucose-starvation induced Ulk1 phosphorylation in vivo. HA-Ulk1 and mutants were transfected into HEK293 cells. Cells were starved for glucose for 4 h as indicated. HA-Ulk1 was immunoprecipitated and examined by western blot for mobility."
NCBI gene IDs:
"Ulk1: 8408"
Figure legend: "(d) Phosphorylation of Ulk1 Ser 317 and Ser 777 are induced by AMPK. Wild-type HA-Ulk1 or S317/777A mutant were co-transfected with AMPK into HEK293 cells as indicated. HA-Ulk1 was immunoprecipitated (IP) and phosphorylation of Ser 317 and Ser 777 were determined by western blotting. Uncropped images of blots are shown in Supplementary Fig. S5."
NCBI gene IDs:
"AMPK: 5571///5563///5564///5562
Ulk1: 8408"
Figure legend: "(a) AMPK wild-type or DKO MEFs were starved of glucose (4 h) as indicated. Total cell lysates were probed for Ulk1 protein and phosphorylation."
NCBI gene IDs:
"AMPK: 108079///105787"
Figure legend: "(e) The indicated HA-Ulk1 proteins were immunopurified from transfected HEK293 cells grown in high-glucose medium, and then incubated with AMPK in the presence of cold ATP for 15 minin vitro. After the reaction, AMPK was removed by extensive washing, the resulting Ulk1 immuno-complexes were assayed for kinase activity in the presence of 32P-ATP."
NCBI gene IDs:
"Ulk1: 8408"
Figure legend: "(f) HA-Ulk1 proteins (wild type or S317/777A mutant) were immunoprecipitated from the transfected HEK293 cells, which were incubated with or without glucose (4 h) before lysis. An in vitro kinase reaction was performed in the presence of GST-ATG13 and FIP200. Uncropped images of blots are shown in Supplementary Fig. S5."
NCBI gene IDs:
"Ulk1: 8408"
Figure legend: "(a) AMPK interacts with Ulk1. HEK293 cells were transfected with the various Flag-Ulk1 deletion mutants together with AMPK α/β/γ, Atg13 and FIP200. Flag-Ulk1 protein (indicated by white arrows) was immunoprecipitated and co-immunoprecipitation of AMPK α/β/γ, Atg13 and FIP200 were examined by western blots."
NCBI gene IDs:
"Ulk1: 8408"
Figure legend: "(b) Deletion analysis of Ulk1 regions responsible for AMPK interaction. The indicated Flag-Ulk1 truncation mutants were immunoprecipitated from transfected HEK293 cells co-expressing AMPK complex (α/β/γ). Co-immunoprecipitation of AMPK subunits was determined by western blots."
NCBI gene IDs:
"Ulk1: 8408"
Figure legend: "(c) Rheb inhibits the Ulk1-AMPK interaction. HA-AMPKα, Flag-Ulk1 and Myc-Rheb were co-transfected into HEK293 cells as indicated. Cells were treated with or without rapamycin (50 nM Rapa) for 1 h before lysis. Flag-Ulk1 was immunoprecipitated and co-immunoprecipitates of AMPKα were determined by western blot."
NCBI gene IDs:
"Rheb: 6009
Ulk1: 8408"
Figure legend: "(d) Rapamycin treatment enhances the interaction of endogenous Ulk1 and AMPK. Endogenous Ulk1 proteins were immunoprecipitated from either Ulk1 or AMPK wild-type and knockout (single-knockout; KO or double-knockout; DKO) MEFs. Treatment with 50 nM rapamycin for 1 h is indicated (Rapa). Co-immunoprecipitation of endogenous AMPKα protein was determined by western blot. The arrow indicates AMPKα protein."
NCBI gene IDs:
"AMPK: 108079///105787
Ulk1: 8408"
Figure legend: "(a) mTORC1 phosphorylates the Ulk1 S/T domain. Ulk1 deletion mutants were prepared from the transfected HEK293 cells and used for in vitro mTORC1 assay. Phosphorylation was examined by 32P-autoradiogram (top) and protein level was determined by western blot (bottom)."
NCBI gene IDs:
"Ulk1: 8408"
Figure legend: "(b) Ser 757 is phosphorylated by mTORC1. Left: the indicated recombinant GST-mUlk1 mutants were purified from E. coli and used for in vitro mTORC1 assay as substrates. Deletion analyses isolated the fragment (753-771) as a target for mTORC1. The Ulk1 (753-771) fragment contains five conserved serine/threonine residues, Thr 754, Ser 757, Ser 760, Thr 763 and Thr 770. Right: mutation of Ser 757 abolished Ulk1 phosphorylation by mTORC1 in vitro. GST was used as negative control for mTORC1 phosphorylation reaction. Phosphorylation was determined by 32P-autoradiograph (top), whereas protein levels were detected by Coomassie staining (bottom)."
NCBI gene IDs:
"Ulk1: 22241"
Figure legend: "(c) Rheb increases Ulk1 Ser 757 phosphorylation. HA-Ulk1 wild type and the S757A mutant were immunoprecipitated from transfected HEK293 cells. Co-transfection with Rheb and rapamycin (Rapa) treatment are indicated. Ulk1 Ser 757 phosphorylation was determined by western blot."
NCBI gene IDs:
"Rheb: 6009
Ulk1: 8408"
Figure legend: "(d) Rheb induces a mobility shift in wild-type Ulk1, but not the Ulk1S757A mutant. HA-Ulk1 was transfected with or without Rheb into HEK293 cells. HA-Ulk1 was immunoprecipitated from the cells under nutrient-rich medium and Ulk1 mobility was examined by western blot."
NCBI gene IDs:
"Rheb: 6009
Ulk1: 8408"
Figure legend: "(e) Endogenous Ulk1 Ser 757 phosphorylation is elevated in Tsc1−/− Tsc1. Tsc1+/+ (WT) and Tsc1−/− (KO) MEFs were starved of glucose (4 h), or treated with 50 nM rapamycin (Rapa, 1 h). Ser 757 phosphorylation of endogenous Ulk1 was detected by a phospho-Ulk1 Ser 757 antibody. Uncropped images of blots are shown in Supplementary Fig. S5."
NCBI gene IDs:
"Tsc1: 64930"
Figure legend: "(a) Ulk1 Ser 757 is required for mTORC1 to regulate the interaction of Ulk1 with AMPK in vivo. CBP/SBP tagged Ulk1 (wild type or S757C) was co-transfected with HA-AMPKα and Rheb into HEK293 cells as indicated. Ulk1 was purified by streptavidin beads and the co-precipitatedHA- AMPKα was examined by western blot (Rapa, 50 nM rapamycin treatment for 1 h before cell lysis)."
NCBI gene IDs:
"Rheb: 6009
Ulk1: 8408"
Figure legend: "(b) Ulk1 Ser 757 is required for rapamycin to enhance the Ulk1-AMPK interaction in vitro. CBP/SBP Ulk1 proteins (wild type or S757C) were prepared from transfected HEK293 cells, which were pre-incubated with 50 nM rapamycin (Rapa, 1h) as indicated. The Ulk1 proteins were purified by streptavidin beads and the resulting Ulk1-bead was incubated with the bacterial purified AMPKα/β/γ complex. AMPKα protein levels in the in vitro pulldown assays were examined by western blot using AMPKα antibody. L.E.; long exposure."
NCBI gene IDs:
"AMPK: 5571///5563///5564///5562
Ulk1: 8408"
Figure legend: "(c) Phosphorylation of AMPK sites Ser 317 and Ser 777 in Ulk1 are decreased in Tsc1−/− Tsc1. Tsc1+/+ (WT) and Tsc1−/− (KO) MEFs were starved of glucose (4 h), or treated with 50 nM rapamycin (Rapa, 1 h). Ser 317 and Ser 777 phosphorylation of endogenous Ulk1 was examined by western blotting with antibodies against Ulk1 phosphorylated at Ser 317 or Ser 777."
NCBI gene IDs:
"Tsc1: 64930"
Figure legend: "(d) Rheb suppresses Ulk1 Ser 317 and Ser 777 phosphorylation in a manner dependent on mTORC1. HA-Ulk1, AMPKα kinase-dead mutant (DN), and Myc-Rheb were co-transfected into HEK293 cells as indicated. The cells were incubated with glucose-free medium (-Glu, glucose), in which either 20 μM compound C (C.C.) or 50 nM Rapamycin (Rapa) was added. Total cell lysates were probed with antibodies against Ulk1 phosphorylated at Ser 317, Ser 777, Ser 757, and HA, as indicated."
NCBI gene IDs:
"AMPKα: 5560///5563
Rheb: 6009"
Figure legend: "(e) Rheb inhibits glucose starvation-induced Ulk1 activation. HA-Ulk1 and Myc-Rheb was transfected into HEK293 cells, which were incubated with glucose-free (-Glu), amino-acid-free (-A.A) medium, or 50 nM rapamycin (Rapa) for 4 h before lysis. HA-Ulk1 was immunoprecipitated and kinase assays were performed. Ulk1 activity was measured by 32P-autoradiogram and the protein level of HA-Ulk1 and GST-Atg13 used in the assay was determined by western blot and by Coomassie staining, respectively. Uncropped images of blots are shown in Supplementary Fig. S5."
NCBI gene IDs:
"Rheb: 6009"
Figure legend: "(a) Ser 317/Ser 777 is required for Ulk1 to protect cells from glucose starvation. Viability (24 h, mean ± s.d., n = 4; top) and PARP cleavage (8 h; western blot, middle; quantification, n = 2, bottom) was examined in Ulk1+/+ (WT), Ulk1−/− (KO), Ulk1−/− re-expressing wild-type Ulk1 (KO-WT), and Ulk1−/− re-expressing Ulk1 S317/777A mutant (KO-S317/777A) MEFs. Arrows in western blots indicate non-cleaved and cleaved PARP."
NCBI gene IDs:
"Ulk1: 22241"
Figure legend: "(b) The Ulk1 S317/777A mutant is compromised in LC3 lipidation in response to glucose starvation. ULK1MEFs were cultured in MEFs-free medium for the indicated times. LC3-II level was determined by western blotting and the LC3-II accumulation was normalized by α-tubulin and quantified (bottom, n = 3, mean ± s.d.). A representative western blot was shown. The LC3 antibody used in this experiment seemed to preferentially recognise the lipid-modified form of LC3-II, which migrated faster on the gel."
NCBI gene IDs:
"ULK1: 22241
Ulk1: 22241"
Figure legend: "(c) The Ulk1 S317/777A mutant is defective in autophagosome formation. The indicated MEFs were starved of glucose (4 h) and the formation of GFP-LC3-positive autophagosomes was examined by confocal microscopy. GFP-LC3; green and DAPI; blue. Scale bar, 20 μm."
NCBI gene IDs:
"Ulk1: 22241"
Figure legend: "(d) Autophagy vacuole analysis by electron microscopy. Low-magnification images of Ulk1−/− (KO, upper left panel), Ulk1−/− reconstituted with wild-type Ulk1 (KO-WT, two middle panels with accompanying higher magnification images), and Ulk1−/− reconstituted with Ulk1 S317/777A (KO-S317/777A, lower left panel) are shown. High-magnification images of autophagosomes from KO-WT are shown in upper right and lower right panels. Autophagosome/autolysosome-like structures indicated by arrowheads on the lower-magnification images and arrows in higher-magnification images. Scale bars; lower-magnification, 1 μm; higher-magnification, 200 nm."
NCBI gene IDs:
"Ulk1: 22241"