MetaCyc Pathway: NAD(P)/NADPH interconversion in Synechococcus elongatus PCC 7942

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Reactions and Genes D-Cycloserine 0.0625 mg/ml
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NAD(+) kinase:
NAD+ + ATP→NADP+ + ADP + H+
(EC 2.7.1.23; 2.7.1.M29)
Synpcc7942_1865 (ppnK) -1.1
Synpcc7942_2304 (ppnK) -2.3
NADP+ + H2O→NAD+ + phosphate (EC 3.1.3.108)
No genes
NAD+[in] + 4 H+[out] + a ubiquinol→NADH[in] + 5 H+[in] + a ubiquinone (EC 7.1.1.2)
Synpcc7942_0101 (ndbA) N.D.
Synpcc7942_0198 (ndbC) +0.4
Synpcc7942_2508 (ndbB) -3.7
NAD(P)(+) transhydrogenase (B-specific):
NAD+ + NADPH→NADH + NADP+
(EC 1.6.1.1; 1.6.1.3)
Synpcc7942_1610 (pntB) -0.1
Synpcc7942_1611 (pntA) +0.0
Synpcc7942_1612 (pntA) +0.0
NADPH + H2O→NADH + phosphate (EC 3.1.3.108)
No genes
NADH kinase:
NADH + ATP→NADPH + ADP + H+
(EC 2.7.1.86; 2.7.1.M29)
No genes

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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