MetaCyc Pathway: L-arginine biosynthesis II (acetyl cycle) in Synechococcus elongatus PCC 7942

Add experiment(s):


Glutamate--ammonia ligase:
L-glutamate + ammonium + ATP→L-glutamine + ADP + H+ + phosphate (EC 6.3.1.2)
Synpcc7942_0169 (glnN)
Synpcc7942_2156 (glnA)
Synpcc7942_2296 (glnA)
Amino-acid N-acetyltransferase:
L-glutamate + acetyl-CoA→N-acetyl-L-glutamate + coenzyme A + H+ (EC 2.3.1.1)
Synpcc7942_1896 (argJ)
Acetylglutamate kinase:
N-acetyl-L-glutamate + ATP→N-acetylglutamyl-phosphate + ADP (EC 2.7.2.8)
Synpcc7942_1496 (argB)
Carbamoyl-phosphate synthase (glutamine-hydrolyzing):
L-glutamine + 2 ATP + hydrogen carbonate + H2O→L-glutamate + carbamoyl phosphate + 2 ADP + 2 H+ + phosphate (EC 6.3.5.5)
Synpcc7942_0711 (carB)
Synpcc7942_2122 (carA)
N-acetyl-gamma-glutamyl-phosphate reductase (in reverse):
N-acetylglutamyl-phosphate + NADPH + H+→N-acetyl-L-glutamate 5-semialdehyde + NADP+ + phosphate (EC 1.2.1.38)
Synpcc7942_1433 (argC)
Ornithine carbamoyltransferase:
carbamoyl phosphate + L-ornithine→L-citrulline + H+ + phosphate (EC 2.1.3.3)
Synpcc7942_2514 (argF)
Acetylornithine transaminase (in reverse):
N-acetyl-L-glutamate 5-semialdehyde + L-glutamate→N-acetyl-L-ornithine + 2-oxoglutarate (EC 2.6.1.11)
Synpcc7942_0943 (argD)
Argininosuccinate synthase:
L-citrulline + ATP + L-aspartate→L-arginino-succinate + AMP + diphosphate + H+ (EC 6.3.4.5)
Synpcc7942_0009 (argG)
Argininosuccinate lyase:
L-arginino-succinate→L-arginine + fumarate (EC 4.3.2.1)
Synpcc7942_2475 (argH)
Glutamate N-acetyltransferase:
L-glutamate + N-acetyl-L-ornithine→N-acetyl-L-glutamate + L-ornithine (EC 2.3.1.35)
Synpcc7942_1896 (argJ)

Links:

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