8SRW | pdb_00008srw

Crystal structure of O-acetyl-L-serine sulfhydrylase A (CysK) from Staphylococcus aureus NCTC 8325 complexed with a modified peptide inhibitor

External Resource: Annotation

Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Protein Modification Annotation

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B [auth D], C [auth B], D [auth C]	PF00291	Pyridoxal-phosphate dependent enzyme (PALP)	Pyridoxal-phosphate dependent enzyme	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B [auth D], C [auth B], D [auth C]	Cysteine synthase	cysteine synthase activity transferase activity transferase activity, transferring alkyl or aryl (other than methyl) groups catalytic activity carbon-sulfur lyase activity L-cysteine desulfhydrase activity lyase activity	serine family amino acid metabolic process oxoacid metabolic process sulfur amino acid metabolic process amino acid metabolic process organic acid metabolic process organic acid biosynthetic process alpha-amino acid metabolic process carboxylic acid biosynthetic process cysteine biosynthetic process small molecule metabolic process sulfur compound metabolic process cysteine biosynthetic process from serine small molecule biosynthetic process carboxylic acid metabolic process serine family amino acid metabolic process oxoacid metabolic process sulfur amino acid metabolic process amino acid metabolic process organic acid metabolic process organic acid biosynthetic process alpha-amino acid metabolic process carboxylic acid biosynthetic process cysteine biosynthetic process small molecule metabolic process sulfur compound metabolic process cysteine biosynthetic process from serine small molecule biosynthetic process carboxylic acid metabolic process primary metabolic process L-serine metabolic process L-amino acid metabolic process cysteine metabolic process proteinogenic amino acid metabolic process amino acid biosynthetic process sulfur compound biosynthetic process biosynthetic process metabolic process cellular process serine family amino acid biosynthetic process sulfur amino acid biosynthetic process alpha-amino acid biosynthetic process	cellular anatomical structure intracellular anatomical structure cytoplasm
E, F, G, H	TYR-MET-NAL-TYR-ILE	-	-	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B [auth D], C [auth B], D [auth C]	IPR005856	Cysteine synthase	Family
A, B [auth D], C [auth B], D [auth C]	IPR005859	Cysteine synthase CysK	Family
A, B [auth D], C [auth B], D [auth C]	IPR036052	Tryptophan synthase beta chain-like, PALP domain superfamily	Homologous Superfamily
A, B [auth D], C [auth B], D [auth C]	IPR001926	Tryptophan synthase beta chain-like, PALP domain	Domain
A, B [auth D], C [auth B], D [auth C]	IPR001216	Cysteine synthase/cystathionine beta-synthase, pyridoxal-phosphate attachment site	Binding Site
A, B [auth D], C [auth B], D [auth C]	IPR050214	Cysteine synthase/Cystathionine beta-synthase	Family

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A, B [auth D], C [auth B], D [auth C]	LLP	Parent Component: LYS RESID: AA0119 PSI-MOD : N6-pyridoxal phosphate-L-lysine MOD:00128
E, F, G, H	NAL	Parent Component: ALA RESID: AA0119

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.