MetaCyc Pathway: L-serine biosynthesis I in Pseudomonas stutzeri RCH2

Reactions and Genes	butyrate (C)
Phosphoglycerate dehydrogenase: 3-phospho-D-glycerate + NAD+→3-phosphooxypyruvate + NADH + H+ (EC 1.1.1.95)
Psest_2788	+0.1
Psest_3223	N.D.
Psest_0378	+0.7
Psest_3873	N.D.
Phosphoserine transaminase (in reverse): 3-phosphooxypyruvate + L-glutamate→O-phospho-L-serine + 2-oxoglutarate (EC 2.6.1.52)
Psest_1983	N.D.
Psest_2281	-0.3
Psest_2282	-0.1
Phosphoserine phosphatase: O-phospho-L-serine + H2O→L-serine + phosphate (EC 3.1.3.3)
Psest_2327	-0.1
Psest_3864	-4.2
Psest_3974	+1.4
Psest_0489	-2.8

Candidate genes for each reaction are identified from best hits to MetaCyc; by matching EC numbers (which are assigned by TIGRFam, SEED, or best hits to KEGG); or by matching SEED roles to KEGG reactions to MetaCyc reactions. See the "Protein" tab of each gene for more information