3FRP | pdb_00003frp

Crystal Structure of Cobra Venom Factor, a Co-factor for C3- and C5 convertase CVFBb

External Resource: Annotation

Domain Annotation: ECOD Classification
Domain Annotation: CATH
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
C [auth B]	NTR	e3frpB2	A: beta barrels	X: OB-fold	H: TIMP-like (From Topology)	T: TIMP-like	F: NTR	ECOD (1.6)
C [auth B]	EUF07663	e3frpB3	A: beta sandwiches	X: jelly-roll	H: Spermadhesin, CUB domain (From Topology)	T: Spermadhesin, CUB domain	F: EUF07663	ECOD (1.6)
C [auth B]	A2M_recep	e3frpB1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Common fold of diphtheria toxin/transcription factors/cytochrome f	F: A2M_recep	ECOD (1.6)
B [auth G]	EUF07660	e3frpG2	A: beta sandwiches	X: jelly-roll	H: Spermadhesin, CUB domain (From Topology)	T: Spermadhesin, CUB domain	F: EUF07660	ECOD (1.6)
B [auth G]	A2M_C	e3frpG3	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: A2M_C	ECOD (1.6)
B [auth G]	A2M_N	e3frpG1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: A2M_N	ECOD (1.6)
A	A2M_N_1	e3frpA4	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: A2M_N_1	ECOD (1.6)
A	KOG1366_2nd_1	e3frpA2	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: KOG1366_2nd_1	ECOD (1.6)
A	MG4	e3frpA3	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: MG4	ECOD (1.6)
A	KOG1366_1st	e3frpA5	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: KOG1366_1st	ECOD (1.6)
A	ANATO	e3frpA6	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: ANATO	ECOD (1.6)
A	A2M_N_2	e3frpA1	A: beta sandwiches	X: Immunoglobulin-like beta-sandwich	H: Immunoglobulin-related	T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like	F: A2M_N_2	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
C [auth B]	2.20.210.20	Mainly Beta	Single Sheet	ubp-family deubiquitinating enzyme fold		CATH (4.3.0)
C [auth B]	2.60.40.690	Mainly Beta	Sandwich	Immunoglobulin-like	Alpha-macroglobulin, receptor-binding domain	CATH (4.3.0)
C [auth B]	2.40.50.120	Mainly Beta	Beta Barrel	OB fold (Dihydrolipoamide Acetyltransferase, E2P)		CATH (4.3.0)
B [auth G]	2.20.130.20	Mainly Beta	Single Sheet	S-adenosyl-L-methionine-dependent methyltransferases		CATH (4.3.0)
B [auth G]	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
A	2.60.40.1930	Mainly Beta	Sandwich	Immunoglobulin-like	Macroglobulin (MG2) domain	CATH (4.3.0)
A	2.60.40.1940	Mainly Beta	Sandwich	Immunoglobulin-like		CATH (4.3.0)
A	2.60.40.10	Mainly Beta	Sandwich	Immunoglobulin-like	Immunoglobulins	CATH (4.3.0)
A	6.20.50.160	Special	Other non-globular	N-terminal domain of TfIIb		CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C [auth B]	Cobra venom factor beta chain	enzyme regulator activity molecular function inhibitor activity peptidase regulator activity molecular function regulator activity enzyme inhibitor activity peptidase inhibitor activity endopeptidase regulator activity endopeptidase inhibitor activity toxin activity cation binding ion binding binding metal ion binding small molecule binding	humoral immune response regulation of biological process response to stimulus immune response biological regulation positive regulation of biological process immune effector process positive regulation of response to stimulus complement activation positive regulation of immune response regulation of response to stimulus immune system process regulation of immune response regulation of immune system process humoral immune response regulation of biological process response to stimulus immune response biological regulation positive regulation of biological process immune effector process positive regulation of response to stimulus complement activation positive regulation of immune response regulation of response to stimulus immune system process regulation of immune response regulation of immune system process positive regulation of immune system process activation of immune response defense response response to stress inflammatory response	cellular anatomical structure extracellular region extracellular space
B [auth G]	Cobra venom factor gamma chain	enzyme regulator activity molecular function inhibitor activity peptidase regulator activity molecular function regulator activity enzyme inhibitor activity peptidase inhibitor activity endopeptidase regulator activity endopeptidase inhibitor activity toxin activity cation binding ion binding binding metal ion binding small molecule binding	humoral immune response regulation of biological process response to stimulus immune response biological regulation positive regulation of biological process immune effector process positive regulation of response to stimulus complement activation positive regulation of immune response regulation of response to stimulus immune system process regulation of immune response regulation of immune system process humoral immune response regulation of biological process response to stimulus immune response biological regulation positive regulation of biological process immune effector process positive regulation of response to stimulus complement activation positive regulation of immune response regulation of response to stimulus immune system process regulation of immune response regulation of immune system process positive regulation of immune system process activation of immune response defense response response to stress inflammatory response	cellular anatomical structure extracellular region extracellular space
A	Cobra venom factor alpha chain	enzyme regulator activity molecular function inhibitor activity peptidase regulator activity molecular function regulator activity enzyme inhibitor activity peptidase inhibitor activity endopeptidase regulator activity endopeptidase inhibitor activity toxin activity cation binding ion binding binding metal ion binding small molecule binding	humoral immune response regulation of biological process response to stimulus immune response biological regulation positive regulation of biological process immune effector process positive regulation of response to stimulus complement activation positive regulation of immune response regulation of response to stimulus immune system process regulation of immune response regulation of immune system process humoral immune response regulation of biological process response to stimulus immune response biological regulation positive regulation of biological process immune effector process positive regulation of response to stimulus complement activation positive regulation of immune response regulation of response to stimulus immune system process regulation of immune response regulation of immune system process positive regulation of immune system process activation of immune response defense response response to stress inflammatory response	cellular anatomical structure extracellular region extracellular space

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C [auth B]	IPR019742	Alpha-2-macroglobulin, conserved site	Conserved Site
C [auth B]	IPR009048	Alpha-macroglobulin, receptor-binding	Domain
C [auth B]	IPR041555	Macroglobulin domain MG3	Domain
C [auth B]	IPR049466	Complement component 3, CUB domain, first segment	Domain
C [auth B]	IPR001599	Alpha-2-macroglobulin	Domain
C [auth B]	IPR047565	Alpha-macroglobulin-like, thiol-ester bond-forming region	Conserved Site
C [auth B]	IPR048848	Complement component 3, CUB domain, second segment	Domain
C [auth B]	IPR018081	Anaphylatoxin, complement system	Homologous Superfamily
C [auth B]	IPR035815	Complement C3-like, NTR domain	Domain
C [auth B]	IPR018933	Netrin module, non-TIMP type	Domain
C [auth B]	IPR001840	Anaphylatoxin, complement system domain	Domain
C [auth B]	IPR041425	Complement C3/4/5, macroglobulin domain MG1	Domain
C [auth B]	IPR011625	Alpha-2-macroglobulin, bait region domain	Domain
C [auth B]	IPR001134	Netrin domain	Domain
C [auth B]	IPR008993	Tissue inhibitor of metalloproteinases-like, OB-fold	Homologous Superfamily
C [auth B]	IPR011626	Alpha-macroglobulin-like, TED domain	Domain
C [auth B]	IPR000020	Anaphylatoxin/fibulin	Domain
C [auth B]	IPR036595	Alpha-macroglobulin, receptor-binding domain superfamily	Homologous Superfamily
C [auth B]	IPR002890	Macroglobulin domain	Domain
C [auth B]	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
C [auth B]	IPR050473	Alpha-2-macroglobulin/Complement system	Family
C [auth B]	IPR008930	Terpenoid cyclases/protein prenyltransferase alpha-alpha toroid	Homologous Superfamily
C [auth B]	IPR040839	Macroglobulin domain MG4	Domain
B [auth G]	IPR019742	Alpha-2-macroglobulin, conserved site	Conserved Site
B [auth G]	IPR009048	Alpha-macroglobulin, receptor-binding	Domain
B [auth G]	IPR041555	Macroglobulin domain MG3	Domain
B [auth G]	IPR049466	Complement component 3, CUB domain, first segment	Domain
B [auth G]	IPR001599	Alpha-2-macroglobulin	Domain
B [auth G]	IPR047565	Alpha-macroglobulin-like, thiol-ester bond-forming region	Conserved Site
B [auth G]	IPR048848	Complement component 3, CUB domain, second segment	Domain
B [auth G]	IPR018081	Anaphylatoxin, complement system	Homologous Superfamily
B [auth G]	IPR035815	Complement C3-like, NTR domain	Domain
B [auth G]	IPR018933	Netrin module, non-TIMP type	Domain
B [auth G]	IPR001840	Anaphylatoxin, complement system domain	Domain
B [auth G]	IPR041425	Complement C3/4/5, macroglobulin domain MG1	Domain
B [auth G]	IPR011625	Alpha-2-macroglobulin, bait region domain	Domain
B [auth G]	IPR001134	Netrin domain	Domain
B [auth G]	IPR008993	Tissue inhibitor of metalloproteinases-like, OB-fold	Homologous Superfamily
B [auth G]	IPR011626	Alpha-macroglobulin-like, TED domain	Domain
B [auth G]	IPR000020	Anaphylatoxin/fibulin	Domain
B [auth G]	IPR036595	Alpha-macroglobulin, receptor-binding domain superfamily	Homologous Superfamily
B [auth G]	IPR002890	Macroglobulin domain	Domain
B [auth G]	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
B [auth G]	IPR050473	Alpha-2-macroglobulin/Complement system	Family
B [auth G]	IPR008930	Terpenoid cyclases/protein prenyltransferase alpha-alpha toroid	Homologous Superfamily
B [auth G]	IPR040839	Macroglobulin domain MG4	Domain
A	IPR019742	Alpha-2-macroglobulin, conserved site	Conserved Site
A	IPR009048	Alpha-macroglobulin, receptor-binding	Domain
A	IPR041555	Macroglobulin domain MG3	Domain
A	IPR049466	Complement component 3, CUB domain, first segment	Domain
A	IPR001599	Alpha-2-macroglobulin	Domain
A	IPR047565	Alpha-macroglobulin-like, thiol-ester bond-forming region	Conserved Site
A	IPR048848	Complement component 3, CUB domain, second segment	Domain
A	IPR018081	Anaphylatoxin, complement system	Homologous Superfamily
A	IPR035815	Complement C3-like, NTR domain	Domain
A	IPR018933	Netrin module, non-TIMP type	Domain
A	IPR001840	Anaphylatoxin, complement system domain	Domain
A	IPR041425	Complement C3/4/5, macroglobulin domain MG1	Domain
A	IPR011625	Alpha-2-macroglobulin, bait region domain	Domain
A	IPR001134	Netrin domain	Domain
A	IPR008993	Tissue inhibitor of metalloproteinases-like, OB-fold	Homologous Superfamily
A	IPR011626	Alpha-macroglobulin-like, TED domain	Domain
A	IPR000020	Anaphylatoxin/fibulin	Domain
A	IPR036595	Alpha-macroglobulin, receptor-binding domain superfamily	Homologous Superfamily
A	IPR002890	Macroglobulin domain	Domain
A	IPR013783	Immunoglobulin-like fold	Homologous Superfamily
A	IPR050473	Alpha-2-macroglobulin/Complement system	Family
A	IPR008930	Terpenoid cyclases/protein prenyltransferase alpha-alpha toroid	Homologous Superfamily
A	IPR040839	Macroglobulin domain MG4	Domain