1S6B | pdb_00001s6b

X-ray Crystal Structure of a Complex Formed Between Two Homologous Isoforms of Phospholipase A2 from Naja naja sagittifera: Principle of Molecular Association and Inactivation

External Resource: Annotation

Domain Annotation: SCOP/SCOPe Classification
Domain Annotation: SCOP2 Classification
Domain Annotation: ECOD Classification
Domain Annotation: CATH
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	d1s6ba_	All alpha proteins	Phospholipase A2, PLA2	Phospholipase A2, PLA2	Vertebrate phospholipase A2	Snake phospholipase A2	(Naja sagittifera ) [TaxId: 195058 ],	SCOPe (2.08)
B	d1s6bb_	All alpha proteins	Phospholipase A2, PLA2	Phospholipase A2, PLA2	Vertebrate phospholipase A2	Snake phospholipase A2	(Naja sagittifera ) [TaxId: 195058 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2 Family	Vertebrate phospholipase A2	8029031	4001493	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	Phospholipase A2, PLA2	8041410	3001690	SCOP2 (2022-06-29)
B	SCOP2 Family	Vertebrate phospholipase A2	8029034	4001493	SCOP2 (2022-06-29)
B	SCOP2 Superfamily	Phospholipase A2, PLA2	8041413	3001690	SCOP2 (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		e1s6bA1	A: C-terminal subdomain in Lon-related proteases catalytic domains	X: C-terminal subdomain in Lon-related proteases catalytic domains	H: C-terminal subdomain in Lon-related proteases catalytic domains	T: EGF_CA	F:	ECOD (20:10:01)
B		e1s6bB1	A: C-terminal subdomain in Lon-related proteases catalytic domains	X: C-terminal subdomain in Lon-related proteases catalytic domains	H: C-terminal subdomain in Lon-related proteases catalytic domains	T: EGF_CA	F:	ECOD (20:10:01)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.20.90.10	Mainly Alpha	Up-down Bundle	Phospholipase A2	Phospholipase A2 domain	CATH (4.3.0)
B	1.20.90.10	Mainly Alpha	Up-down Bundle	Phospholipase A2	Phospholipase A2 domain	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A	Phospholipase A2 isoform 1	cation binding ion binding binding calcium ion binding metal ion binding small molecule binding phospholipid binding lipid binding	organic anion transport carboxylic acid transport secretion transport arachidonate transport lipid localization lipid transport establishment of localization organic acid transport localization arachidonate secretion monocarboxylic acid transport fatty acid transport icosanoid transport macromolecule localization organic anion transport carboxylic acid transport secretion transport arachidonate transport lipid localization lipid transport establishment of localization organic acid transport localization arachidonate secretion monocarboxylic acid transport fatty acid transport icosanoid transport macromolecule localization icosanoid secretion long-chain fatty acid transport lipid catabolic process catabolic process metabolic process cellular process primary metabolic process lipid metabolic process phospholipid metabolic process organophosphate metabolic process phosphate-containing compound metabolic process phosphorus metabolic process	cellular anatomical structure extracellular region
B	Phospholipase A2 isoform 2	cation binding ion binding binding calcium ion binding metal ion binding small molecule binding protein binding signaling receptor binding phospholipid binding lipid binding	organic anion transport carboxylic acid transport secretion transport arachidonate transport lipid localization lipid transport establishment of localization organic acid transport localization arachidonate secretion monocarboxylic acid transport fatty acid transport icosanoid transport macromolecule localization organic anion transport carboxylic acid transport secretion transport arachidonate transport lipid localization lipid transport establishment of localization organic acid transport localization arachidonate secretion monocarboxylic acid transport fatty acid transport icosanoid transport macromolecule localization icosanoid secretion long-chain fatty acid transport lipid catabolic process catabolic process metabolic process cellular process primary metabolic process lipid metabolic process fatty acid metabolic process monocarboxylic acid biosynthetic process small molecule biosynthetic process oxoacid metabolic process carboxylic acid metabolic process lipid biosynthetic process organic acid biosynthetic process organic acid metabolic process fatty acid biosynthetic process carboxylic acid biosynthetic process biosynthetic process small molecule metabolic process monocarboxylic acid metabolic process phospholipid metabolic process organophosphate metabolic process phosphate-containing compound metabolic process phosphorus metabolic process regulation of biological process fibroblast proliferation cell population proliferation regulation of cellular process positive regulation of cell population proliferation biological regulation positive regulation of biological process regulation of fibroblast proliferation regulation of cell population proliferation positive regulation of fibroblast proliferation positive regulation of cellular process	cellular anatomical structure extracellular region

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A	IPR033112	Phospholipase A2, aspartic acid active site	Active Site
A	IPR036444	Phospholipase A2 domain superfamily	Homologous Superfamily
A	IPR033113	Phospholipase A2, histidine active site	Active Site
A	IPR016090	Phospholipase A2-like, central domain	Domain
A	IPR001211	Phospholipase A2	Family
B	IPR033112	Phospholipase A2, aspartic acid active site	Active Site
B	IPR033113	Phospholipase A2, histidine active site	Active Site
B	IPR016090	Phospholipase A2-like, central domain	Domain
B	IPR001211	Phospholipase A2	Family
B	IPR036444	Phospholipase A2 domain superfamily	Homologous Superfamily

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.