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4I1Y

The structure of Cysteine synthase from Mycobacterium ulcerans Agy99

Functional Information from GO Data
ChainGOidnamespacecontents
A0004124molecular_functioncysteine synthase activity
A0005737cellular_componentcytoplasm
A0006535biological_processL-cysteine biosynthetic process from L-serine
A0008652biological_processamino acid biosynthetic process
A0016740molecular_functiontransferase activity
A0019344biological_processL-cysteine biosynthetic process
B0004124molecular_functioncysteine synthase activity
B0005737cellular_componentcytoplasm
B0006535biological_processL-cysteine biosynthetic process from L-serine
B0008652biological_processamino acid biosynthetic process
B0016740molecular_functiontransferase activity
B0019344biological_processL-cysteine biosynthetic process
C0004124molecular_functioncysteine synthase activity
C0005737cellular_componentcytoplasm
C0006535biological_processL-cysteine biosynthetic process from L-serine
C0008652biological_processamino acid biosynthetic process
C0016740molecular_functiontransferase activity
C0019344biological_processL-cysteine biosynthetic process
D0004124molecular_functioncysteine synthase activity
D0005737cellular_componentcytoplasm
D0006535biological_processL-cysteine biosynthetic process from L-serine
D0008652biological_processamino acid biosynthetic process
D0016740molecular_functiontransferase activity
D0019344biological_processL-cysteine biosynthetic process
Functional Information from PDB Data
site_idAC1
Number of Residues5
DetailsBINDING SITE FOR RESIDUE SO4 A 402
ChainResidue
ATHR71
ASER72
AGLY73
AASN74
ATHR75

site_idAC2
Number of Residues2
DetailsBINDING SITE FOR RESIDUE CL B 401
ChainResidue
BARG18
BASP29

site_idAC3
Number of Residues2
DetailsBINDING SITE FOR RESIDUE SO4 B 402
ChainResidue
BLYS169
BARG194

Functional Information from PROSITE/UniProt
site_idPS00901
Number of Residues19
DetailsCYS_SYNTHASE Cysteine synthase/cystathionine beta-synthase P-phosphate attachment site. KlEsfn.PAgSIKdRiGvaM
ChainResidueDetails
ALYS33-MET51

250359

PDB entries from 2026-03-11

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