Enzyme:1.8.1.6

Upper Levels: EC1.-.-.- Oxidoreductases. : EC1.8.-.- Acting on a sulfur group of donors. : EC1.8.1.- With NAD(+) or NADP(+) as acceptor.

IDs and Links
IUBMB	EC1
ExPaSy	NiceZyme 1.8.1.6

L-cysteine:NAD+ oxidoreductase
Systematic Name	L-cysteine:NAD+ oxidoreductase
Common Name	cystine reductase cystine reductase (NADH) NADH-dependent cystine reductase cystine reductase (NADH2) NADH2:L-cystine oxidoreductase

NADH + L-Cystine = NAD+ + 2 L-Cysteine (links: NAD+ + (2R) -2-Amino-3- (2-amino-3-hydroxy-3-oxopropyl) disulfanylpropanoic acid = NADH + L-Cysteine)

NAD+ <Mapping> AtomMap:BMCCPUAPt031$BMCCPUAPt032$0 NADH 1 ↔ 1 2 ↔ 2 3 ↔ 3 4 ↔ 4 5 ↔ 5 6 ↔ 6 7 ↔ 7 8 ↔ 8 9 ↔ 9 10 ↔ 10 11 ↔ 11 12 ↔ 12 13 ↔ 13 14 ↔ 14 15 ↔ 15 19 ↔ 19 20 ↔ 20 21 ↔ 21 22 ↔ 22 23 ↔ 23 24 ↔ 24 25 ↔ 25 26 ↔ 26 28 ↔ 28 29 ↔ 29 30 ↔ 30 31 ↔ 31 32 ↔ 32 (2R) -2-Amino-3- (2-amino-3-hydroxy-3-oxopropyl) disulfanylpropanoic acid <Mapping> AtomMap:BMAAS3SF0006$BMAAS3SF0003$0 L-Cysteine 6 ↔ 1 7 ↔ 2 8 ↔ 3 9 ↔ 4 10 ↔ 5 (2R) -2-Amino-3- (2-amino-3-hydroxy-3-oxopropyl) disulfanylpropanoic acid <Mapping> AtomMap:BMAAS3SF0006$BMAAS3SF0003$1 (2nd) L-Cysteine 1 ↔ 1 2 ↔ 2 3 ↔ 3 4 ↔ 4 5 ↔ 5