Annotations: 7A0A

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	PLP-dependent transferases	8103220	3000954	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	PLP-dependent transferases	8103220	3000954	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	PLP-dependent transferases	8103220	3000954	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	PLP-dependent transferases	8103220	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	Abhydrolase_1	e7a0aA1	A: a/b three-layered sandwiches	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: Abhydrolase_1	ECOD (v294.1)
B	Abhydrolase_1	e7a0aB1	A: a/b three-layered sandwiches	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: Abhydrolase_1	ECOD (v294.1)
C	F-actin_cap_A	e7a0aC1	A: a/b three-layered sandwiches	X: CNF1/YfiH-like putative cysteine hydrolases	H: Bromodomain	T: Bromodomain	F: F-actin_cap_A	ECOD (v294.1)
D	Abhydrolase_1	e7a0aD1	A: a/b three-layered sandwiches	X: CNF1/YfiH-like putative cysteine hydrolases	H: RIFT-related	T: FMN-binding split barrel 2	F: Abhydrolase_1	ECOD (v294.1)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF00282	Pyridoxal-dependent decarboxylase conserved domain (Pyridoxal_deC)	Pyridoxal-dependent decarboxylase conserved domain		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Cysteine sulfinic acid decarboxylase	vitamin binding vitamin B6 binding pyridoxal phosphate binding ion binding binding anion binding heterocyclic compound binding small molecule binding sulfinoalanine decarboxylase activity carboxy-lyase activity lyase activity catalytic activity carbon-carbon lyase activity aspartate 1-decarboxylase activity	small molecule biosynthetic process organic acid metabolic process organic acid biosynthetic process taurine biosynthetic process taurine metabolic process sulfur compound biosynthetic process alkanesulfonate biosynthetic process biosynthetic process small molecule metabolic process metabolic process cellular process sulfur compound metabolic process alkanesulfonate metabolic process oxoacid metabolic process small molecule biosynthetic process organic acid metabolic process organic acid biosynthetic process taurine biosynthetic process taurine metabolic process sulfur compound biosynthetic process alkanesulfonate biosynthetic process biosynthetic process small molecule metabolic process metabolic process cellular process sulfur compound metabolic process alkanesulfonate metabolic process oxoacid metabolic process sulfur amino acid metabolic process L-cysteine metabolic process amino acid metabolic process alpha-amino acid metabolic process taurine biosynthetic process from L-cysteine carboxylic acid metabolic process primary metabolic process L-amino acid metabolic process cysteine metabolic process proteinogenic amino acid metabolic process	cellular anatomical structure intracellular anatomical structure cytoplasm

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR015421	Pyridoxal phosphate-dependent transferase, major domain	Homologous Superfamily
A, B, C, D	IPR015424	Pyridoxal phosphate-dependent transferase	Homologous Superfamily
A, B, C, D	IPR002129	Pyridoxal phosphate-dependent decarboxylase, major domain	Domain
A, B, C, D	IPR021115	Pyridoxal-phosphate binding site	Binding Site

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. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.