5FT4

Crystal structure of the cysteine desulfurase CsdA from Escherichia coli at 1.996 Angstroem resolution

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d5ft4a_	Alpha and beta proteins (a/b)	PLP-dependent transferase-like	PLP-dependent transferases	automated matches	automated matches	(Escherichia coli K-12 ) [TaxId: 83333 ],	SCOPe (2.08)
B	d5ft4b_	Alpha and beta proteins (a/b)	PLP-dependent transferase-like	PLP-dependent transferases	automated matches	automated matches	(Escherichia coli K-12 ) [TaxId: 83333 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	PLP-dependent transferases	8083204	3000954	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	PLP-dependent transferases	8083204	3000954	SCOP2B (2022-06-29)

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	PF00266	e5ft4A2	A: a+b two layers	X: C-terminal domain in some PLP-dependent transferases (From Topology)	H: C-terminal domain in some PLP-dependent transferases (From Topology)	T: C-terminal domain in some PLP-dependent transferases	F: PF00266	ECOD (1.6)
A	PF00266	e5ft4A1	A: a/b three-layered sandwiches	X: PLP-dependent transferases (From Topology)	H: PLP-dependent transferases (From Topology)	T: PLP-dependent transferases	F: PF00266	ECOD (1.6)
B	PF00266	e5ft4B2	A: a+b two layers	X: C-terminal domain in some PLP-dependent transferases (From Topology)	H: C-terminal domain in some PLP-dependent transferases (From Topology)	T: C-terminal domain in some PLP-dependent transferases	F: PF00266	ECOD (1.6)
B	PF00266	e5ft4B1	A: a/b three-layered sandwiches	X: PLP-dependent transferases (From Topology)	H: PLP-dependent transferases (From Topology)	T: PLP-dependent transferases	F: PF00266	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	3.90.1150.10	Alpha Beta	Alpha-Beta Complex	Aspartate Aminotransferase, domain 1	Aspartate Aminotransferase, domain 1	CATH (4.3.0)
A	3.40.640.10	Alpha Beta	3-Layer(aba) Sandwich	Aspartate Aminotransferase	domain 2	CATH (4.3.0)
B	3.90.1150.10	Alpha Beta	Alpha-Beta Complex	Aspartate Aminotransferase, domain 1	Aspartate Aminotransferase, domain 1	CATH (4.3.0)
B	3.40.640.10	Alpha Beta	3-Layer(aba) Sandwich	Aspartate Aminotransferase	domain 2	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00266	Aminotransferase class-V (Aminotran_5)	Aminotransferase class-V	This domain is found in amino transferases, and other enzymes including cysteine desulphurase EC:4.4.1.-.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	CYSTEINE DESULFURASE CSDA	cysteine desulfurase activity sulfurtransferase activity transferase activity, transferring sulphur-containing groups transferase activity catalytic activity carbon-sulfur lyase activity lyase activity cysteine sulfinate desulfinase activity vitamin binding vitamin B6 binding pyridoxal phosphate binding ion binding binding organic cyclic compound binding cysteine desulfurase activity sulfurtransferase activity transferase activity, transferring sulphur-containing groups transferase activity catalytic activity carbon-sulfur lyase activity lyase activity cysteine sulfinate desulfinase activity vitamin binding vitamin B6 binding pyridoxal phosphate binding ion binding binding organic cyclic compound binding anion binding heterocyclic compound binding small molecule binding hydrolase activity selenocysteine lyase activity	organonitrogen compound metabolic process oxoacid metabolic process sulfur amino acid metabolic process cellular metabolic process carboxylic acid metabolic process organic acid metabolic process organic substance metabolic process sulfur compound metabolic process metabolic process cellular process small molecule metabolic process cellular component biogenesis cellular component organization metallo-sulfur cluster assembly organonitrogen compound metabolic process oxoacid metabolic process sulfur amino acid metabolic process cellular metabolic process carboxylic acid metabolic process organic acid metabolic process organic substance metabolic process sulfur compound metabolic process metabolic process cellular process small molecule metabolic process cellular component biogenesis cellular component organization metallo-sulfur cluster assembly cellular component assembly iron-sulfur cluster assembly cellular component organization or biogenesis catabolic process serine family amino acid metabolic process L-cysteine catabolic process L-cysteine metabolic process amino acid metabolic process organic acid catabolic process alpha-amino acid metabolic process cellular catabolic process carboxylic acid catabolic process amino acid catabolic process organonitrogen compound catabolic process L-amino acid catabolic process primary metabolic process L-amino acid metabolic process cysteine metabolic process serine family amino acid catabolic process proteinogenic amino acid metabolic process sulfur compound catabolic process alpha-amino acid catabolic process proteinogenic amino acid catabolic process sulfur amino acid catabolic process cysteine catabolic process small molecule catabolic process organic substance catabolic process selenocysteine catabolic process selenocysteine metabolic process localization transport sulfur compound transport establishment of localization	protein-containing complex intracellular anatomical structure catalytic complex L-cysteine desulfurase complex cytoplasm cellular anatomical entity cytosol

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR020578	Aminotransferase class-V, pyridoxal-phosphate binding site	Binding Site
A, B	IPR015421	Pyridoxal phosphate-dependent transferase, major domain	Homologous Superfamily
A, B	IPR015422	Pyridoxal phosphate-dependent transferase, small domain	Homologous Superfamily
A, B	IPR015424	Pyridoxal phosphate-dependent transferase	Homologous Superfamily
A, B	IPR022471	Cysteine desulphurase, catalytic subunit, CsdA	Family
A, B	IPR010970	Cysteine desulfurase, SufS	Family
A, B	IPR000192	Aminotransferase class V domain	Domain

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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 R01GM133198.