7YOM

Crystal structure of tetra mutant (D67E,A68P,L98I,A301S) of O-acetylserine sulfhydrylase from Salmonella typhimurium in complex with high-affinity inhibitory peptide from serine acetyltransferase of Salmonella typhimurium at 2.8 A

Functional Information from GO Data

Chain	GOid	namespace	contents
A	0004124	molecular_function	cysteine synthase activity
A	0005737	cellular_component	cytoplasm
A	0006535	biological_process	cysteine biosynthetic process from serine
A	0016740	molecular_function	transferase activity
A	0016765	molecular_function	transferase activity, transferring alkyl or aryl (other than methyl) groups
A	0019344	biological_process	cysteine biosynthetic process
A	0080146	molecular_function	L-cysteine desulfhydrase activity

Functional Information from PROSITE/UniProt

site_id	PS00901
Number of Residues	19
Details	CYS_SYNTHASE Cysteine synthase/cystathionine beta-synthase P-phosphate attachment site. KiEgrn.PSySVKcRiGanM

Chain	Residue	Details
A	LYS31-MET49

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Functional Information from SwissProt/UniProt

site_id	SWS_FT_FI1
Number of Residues	1
Details	BINDING: BINDING => ECO:0000250|UniProtKB:P0A1E3

Chain	Residue	Details
A	ASN7

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site_id	SWS_FT_FI2
Number of Residues	2
Details	BINDING: in other chain => ECO:0000250|UniProtKB:P0A1E3

Chain	Residue	Details
A	ARG35
A	LEU268

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site_id	SWS_FT_FI3
Number of Residues	3
Details	BINDING: BINDING => ECO:0000250

Chain	Residue	Details
A	ASN72
A	GLY177
A	SER272

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site_id	SWS_FT_FI4
Number of Residues	1
Details	MOD_RES: N6-(pyridoxal phosphate)lysine => ECO:0000250

Chain	Residue	Details
A	LLP42

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