Assertion: serine's effect | /r/CapableOf | involve threonine
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Source sentences:
text: This analysis identified 8 pathways differentially-expressed in E. coli K12 in the presence of serum, with the largest predicted differential effect involving glycine, serine and threonine metabolism, with secondary and tertiary impact on alanine, aspartate and glutamate metabolism and the Krebs cycle (TCA cycle), respectively (Fig.