Protein: Mitochondrial ATP-independent inner membrane protease subunit 1b (Q5BIV4)
Organism: Arabidopsis thaliana (Mouse-ear cress)
Function: Catalyzes the removal of transit peptides required for the targeting of proteins from the mitochondrial matrix, across the inner membrane, into the inter-membrane space
Subcellular location: Mitochondrion inner membrane
Sequence: MTSPSSSFWNTASREAMKSGMFVAKVYCFLHVTTNYLGFMAYAYGPSMIPTLHPSGNMLLAERISKRYQKPSRGDIVVIRSPENPNKTPIKRVVGVEGDCISFVIDPVKSDESQTIVVPKGHVFVQGDYTHNSRDSRNFGPVPYGLIQGRVLWRVWPFQDFGPLGPTPT
InterPro domains: - IPR000223: Peptidase S26A, signal peptidase I (family) [33-137]
- IPR052064: Mitochondrial Inner Membrane Protease Subunit 1 (family) [9-167]
- IPR019533: Peptidase S26 (domain) [27-156]
- IPR036286: LexA/Signal peptidase-like superfamily (homologous_superfamily) [36-164]
Interaction partners: - Mitochondrial inner membrane protease ATP23
- Mitochondrial ATP-independent inner membrane protease subunit 1a
- Peptidase S24/S26A/S26B/S26C family protein
- Mitochondrial metalloendopeptidase OMA1
- Pectin lyase-like superfamily protein
- Cyanate hydratase
- Pectin lyase-like superfamily protein
- endo-polygalacturonase
- endo-polygalacturonase
- Probable pectinesterase 30
Gene Ontology annotations:
Molecular Function (MF): GO:0003674 (molecular function), GO:0003824 (catalytic activity), GO:0016787 (hydrolase activity), GO:0140096 (catalytic activity, acting on a protein), GO:0008233 (peptidase activity), GO:0004175 (endopeptidase activity)
Biological Process (BP): GO:0008150 (biological process), GO:0008152 (metabolic process), GO:0065007 (biological regulation), GO:0048518 (positive regulation of biological process), GO:0050789 (regulation of biological process), GO:0022414 (reproductive process), GO:0032502 (developmental process), GO:0009987 (cellular process), GO:0000003 (reproduction), GO:0032501 (multicellular organismal process), GO:0048856 (anatomical structure development), GO:0007275 (multicellular organism development), GO:0006807 (nitrogen compound metabolic process), GO:0050794 (regulation of cellular process), GO:0071704 (organic substance metabolic process), GO:0003006 (developmental process involved in reproduction), GO:0044238 (primary metabolic process), GO:0009791 (post-embryonic development), GO:0048522 (positive regulation of cellular process), GO:0048316 (seed development), GO:0010942 (positive regulation of cell death), GO:1901564 (organonitrogen compound metabolic process), GO:0010941 (regulation of cell death), GO:0048731 (system development), GO:0019538 (protein metabolic process), GO:0009790 (embryo development), GO:0048608 (reproductive structure development), GO:0009793 (embryo development ending in seed dormancy), GO:0043170 (macromolecule metabolic process), GO:0061458 (reproductive system development), GO:0043067 (regulation of programmed cell death), GO:0043068 (positive regulation of programmed cell death), GO:0051604 (protein maturation), GO:0010467 (gene expression), GO:0010154 (fruit development), GO:0043065 (positive regulation of apoptotic process), GO:0042981 (regulation of apoptotic process), GO:0016485 (protein processing), GO:0034982 (mitochondrial protein processing)
Cellular Component (CC): GO:0005575 (cellular component), GO:0110165 (cellular anatomical entity), GO:0005622 (intracellular anatomical structure), GO:0043226 (organelle), GO:0005737 (cytoplasm), GO:0043229 (intracellular organelle), GO:0005739 (mitochondrion), GO:0043227 (membrane-bounded organelle), GO:0043231 (intracellular membrane-bounded organelle)