4HX3 | pdb_00004hx3

Crystal structure of Streptomyces caespitosus sermetstatin in complex with S. caespitosus snapalysin

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)
L	d4hx3l_	Alpha and beta proteins (a+b)	Subtilisin inhibitor	Subtilisin inhibitor	automated matches	automated matches	(Streptomyces caespitosus ) [TaxId: 53502 ],	SCOPe (2.08)
J	d4hx3j_	Alpha and beta proteins (a+b)	Subtilisin inhibitor	Subtilisin inhibitor	automated matches	automated matches	(Streptomyces caespitosus ) [TaxId: 53502 ],	SCOPe (2.08)
H	d4hx3h1	Alpha and beta proteins (a+b)	Subtilisin inhibitor	Subtilisin inhibitor	automated matches	automated matches	(Streptomyces caespitosus ) [TaxId: 53502 ],	SCOPe (2.08)
H	d4hx3h2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Streptomyces caespitosus ) [TaxId: 53502 ],	SCOPe (2.08)
F	d4hx3f_	Alpha and beta proteins (a+b)	Subtilisin inhibitor	Subtilisin inhibitor	automated matches	automated matches	(Streptomyces caespitosus ) [TaxId: 53502 ],	SCOPe (2.08)
D	d4hx3d_	Alpha and beta proteins (a+b)	Subtilisin inhibitor	Subtilisin inhibitor	automated matches	automated matches	(Streptomyces caespitosus ) [TaxId: 53502 ],	SCOPe (2.08)
B	d4hx3b_	Alpha and beta proteins (a+b)	Subtilisin inhibitor	Subtilisin inhibitor	automated matches	automated matches	(Streptomyces caespitosus ) [TaxId: 53502 ],	SCOPe (2.08)
K	d4hx3k1	Alpha and beta proteins (a+b)	Zincin-like	Metalloproteases ('zincins'), catalytic domain	Zinc protease	automated matches	(Streptomyces caespitosus ) [TaxId: 53502 ],	SCOPe (2.08)
K	d4hx3k2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Streptomyces caespitosus ) [TaxId: 53502 ],	SCOPe (2.08)
I	d4hx3i1	Alpha and beta proteins (a+b)	Zincin-like	Metalloproteases ('zincins'), catalytic domain	Zinc protease	automated matches	(Streptomyces caespitosus ) [TaxId: 53502 ],	SCOPe (2.08)
I	d4hx3i2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Streptomyces caespitosus ) [TaxId: 53502 ],	SCOPe (2.08)
G	d4hx3g1	Alpha and beta proteins (a+b)	Zincin-like	Metalloproteases ('zincins'), catalytic domain	Zinc protease	automated matches	(Streptomyces caespitosus ) [TaxId: 53502 ],	SCOPe (2.08)
G	d4hx3g2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Streptomyces caespitosus ) [TaxId: 53502 ],	SCOPe (2.08)
E	d4hx3e1	Alpha and beta proteins (a+b)	Zincin-like	Metalloproteases ('zincins'), catalytic domain	Zinc protease	automated matches	(Streptomyces caespitosus ) [TaxId: 53502 ],	SCOPe (2.08)
E	d4hx3e2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Streptomyces caespitosus ) [TaxId: 53502 ],	SCOPe (2.08)
C	d4hx3c1	Alpha and beta proteins (a+b)	Zincin-like	Metalloproteases ('zincins'), catalytic domain	Zinc protease	automated matches	(Streptomyces caespitosus ) [TaxId: 53502 ],	SCOPe (2.08)
C	d4hx3c2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Streptomyces caespitosus ) [TaxId: 53502 ],	SCOPe (2.08)
A	d4hx3a1	Alpha and beta proteins (a+b)	Zincin-like	Metalloproteases ('zincins'), catalytic domain	Zinc protease	automated matches	(Streptomyces caespitosus ) [TaxId: 53502 ],	SCOPe (2.08)
A	d4hx3a2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Streptomyces caespitosus ) [TaxId: 53502 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
L	SCOP2B Superfamily	Subtilisin inhibitor	8070139	3001859	SCOP2B (2022-06-29)
J	SCOP2B Superfamily	Subtilisin inhibitor	8070139	3001859	SCOP2B (2022-06-29)
H	SCOP2B Superfamily	Subtilisin inhibitor	8070139	3001859	SCOP2B (2022-06-29)
F	SCOP2B Superfamily	Subtilisin inhibitor	8070139	3001859	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Subtilisin inhibitor	8070139	3001859	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Subtilisin inhibitor	8070139	3001859	SCOP2B (2022-06-29)
K	SCOP2B Superfamily	Metalloproteases (zincins), catalytic domain	8032448	3001975	SCOP2B (2022-06-29)
I	SCOP2B Superfamily	Metalloproteases (zincins), catalytic domain	8032448	3001975	SCOP2B (2022-06-29)
G	SCOP2B Superfamily	Metalloproteases (zincins), catalytic domain	8032448	3001975	SCOP2B (2022-06-29)
E	SCOP2B Superfamily	Metalloproteases (zincins), catalytic domain	8032448	3001975	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Metalloproteases (zincins), catalytic domain	8032448	3001975	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Metalloproteases (zincins), catalytic domain	8032448	3001975	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)
L	SSI	e4hx3L1	A: a+b two layers	X: Subtilisin inhibitor (From Topology)	H: Subtilisin inhibitor (From Topology)	T: Subtilisin inhibitor	F: SSI	ECOD (1.6)
J	SSI	e4hx3J1	A: a+b two layers	X: Subtilisin inhibitor (From Topology)	H: Subtilisin inhibitor (From Topology)	T: Subtilisin inhibitor	F: SSI	ECOD (1.6)
H	SSI	e4hx3H1	A: a+b two layers	X: Subtilisin inhibitor (From Topology)	H: Subtilisin inhibitor (From Topology)	T: Subtilisin inhibitor	F: SSI	ECOD (1.6)
F	SSI	e4hx3F1	A: a+b two layers	X: Subtilisin inhibitor (From Topology)	H: Subtilisin inhibitor (From Topology)	T: Subtilisin inhibitor	F: SSI	ECOD (1.6)
D	SSI	e4hx3D1	A: a+b two layers	X: Subtilisin inhibitor (From Topology)	H: Subtilisin inhibitor (From Topology)	T: Subtilisin inhibitor	F: SSI	ECOD (1.6)
B	SSI	e4hx3B1	A: a+b two layers	X: Subtilisin inhibitor (From Topology)	H: Subtilisin inhibitor (From Topology)	T: Subtilisin inhibitor	F: SSI	ECOD (1.6)
K	Peptidase_M7	e4hx3K1	A: mixed a+b and a/b	X: Zincin-like	H: Metalloproteases (zincins) catalytic domain (From Topology)	T: Metalloproteases (zincins) catalytic domain	F: Peptidase_M7	ECOD (1.6)
I	Peptidase_M7	e4hx3I1	A: mixed a+b and a/b	X: Zincin-like	H: Metalloproteases (zincins) catalytic domain (From Topology)	T: Metalloproteases (zincins) catalytic domain	F: Peptidase_M7	ECOD (1.6)
G	Peptidase_M7	e4hx3G1	A: mixed a+b and a/b	X: Zincin-like	H: Metalloproteases (zincins) catalytic domain (From Topology)	T: Metalloproteases (zincins) catalytic domain	F: Peptidase_M7	ECOD (1.6)
E	Peptidase_M7	e4hx3E1	A: mixed a+b and a/b	X: Zincin-like	H: Metalloproteases (zincins) catalytic domain (From Topology)	T: Metalloproteases (zincins) catalytic domain	F: Peptidase_M7	ECOD (1.6)
C	Peptidase_M7	e4hx3C1	A: mixed a+b and a/b	X: Zincin-like	H: Metalloproteases (zincins) catalytic domain (From Topology)	T: Metalloproteases (zincins) catalytic domain	F: Peptidase_M7	ECOD (1.6)
A	Peptidase_M7	e4hx3A1	A: mixed a+b and a/b	X: Zincin-like	H: Metalloproteases (zincins) catalytic domain (From Topology)	T: Metalloproteases (zincins) catalytic domain	F: Peptidase_M7	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
L	3.30.350.10	Alpha Beta	2-Layer Sandwich	Subtilisin Inhibitor	Subtilisin inhibitor-like	CATH (4.3.0)
J	3.30.350.10	Alpha Beta	2-Layer Sandwich	Subtilisin Inhibitor	Subtilisin inhibitor-like	CATH (4.3.0)
H	3.30.350.10	Alpha Beta	2-Layer Sandwich	Subtilisin Inhibitor	Subtilisin inhibitor-like	CATH (4.3.0)
F	3.30.350.10	Alpha Beta	2-Layer Sandwich	Subtilisin Inhibitor	Subtilisin inhibitor-like	CATH (4.3.0)
D	3.30.350.10	Alpha Beta	2-Layer Sandwich	Subtilisin Inhibitor	Subtilisin inhibitor-like	CATH (4.3.0)
B	3.30.350.10	Alpha Beta	2-Layer Sandwich	Subtilisin Inhibitor	Subtilisin inhibitor-like	CATH (4.3.0)
K	3.40.390.10	Alpha Beta	3-Layer(aba) Sandwich	Collagenase (Catalytic Domain)	Collagenase (Catalytic Domain)	CATH (4.3.0)
I	3.40.390.10	Alpha Beta	3-Layer(aba) Sandwich	Collagenase (Catalytic Domain)	Collagenase (Catalytic Domain)	CATH (4.3.0)
G	3.40.390.10	Alpha Beta	3-Layer(aba) Sandwich	Collagenase (Catalytic Domain)	Collagenase (Catalytic Domain)	CATH (4.3.0)
E	3.40.390.10	Alpha Beta	3-Layer(aba) Sandwich	Collagenase (Catalytic Domain)	Collagenase (Catalytic Domain)	CATH (4.3.0)
C	3.40.390.10	Alpha Beta	3-Layer(aba) Sandwich	Collagenase (Catalytic Domain)	Collagenase (Catalytic Domain)	CATH (4.3.0)
A	3.40.390.10	Alpha Beta	3-Layer(aba) Sandwich	Collagenase (Catalytic Domain)	Collagenase (Catalytic Domain)	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
B, D, F, H, J B, D, F, H, J, L	PF00720	Subtilisin inhibitor-like (SSI)	Subtilisin inhibitor-like		Domain
A, C, E, G, I A, C, E, G, I, K	PF02031	Streptomyces extracellular neutral proteinase (M7) family (Peptidase_M7)	Streptomyces extracellular neutral proteinase (M7) family		Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
B, D, F, H, J B, D, F, H, J, L	Neutral proteinase inhibitor ScNPI	enzyme regulator activity molecular function inhibitor activity peptidase regulator activity serine-type endopeptidase inhibitor activity molecular function regulator activity enzyme inhibitor activity peptidase inhibitor activity endopeptidase regulator activity endopeptidase inhibitor activity cation binding ion binding binding metal ion binding small molecule binding	-	cellular anatomical structure extracellular region
A, C, E, G, I A, C, E, G, I, K	Extracellular small neutral protease	cation binding transition metal ion binding zinc ion binding ion binding binding metal ion binding small molecule binding peptidase activity catalytic activity, acting on a protein metalloendopeptidase activity hydrolase activity metallopeptidase activity catalytic activity endopeptidase activity	proteolysis metabolic process cellular process primary metabolic process protein metabolic process macromolecule metabolic process	cellular anatomical structure extracellular region

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
B, D, F, H, J B, D, F, H, J, L	IPR036819	Subtilisin inhibitor-like superfamily	Homologous Superfamily
B, D, F, H, J B, D, F, H, J, L	IPR000691	Proteinase inhibitor I16, Streptomyces subtilisin-type inhibitor	Family
B, D, F, H, J B, D, F, H, J, L	IPR023549	Subtilisin inhibitor	Domain
A, C, E, G, I A, C, E, G, I, K	IPR024079	Metallopeptidase, catalytic domain superfamily	Homologous Superfamily
A, C, E, G, I A, C, E, G, I, K	IPR000013	Peptidase M7, snapalysin	Family

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.