1Y62 | pdb_00001y62

A 2.4 crystal structure of conkunitzin-S1, a novel Kunitz-fold cone snail neurotoxin.

External Resource: Annotation

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

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
F	SCOP2B Superfamily	BPTI-like	8070131	3000628	SCOP2B (2022-06-29)
E	SCOP2B Superfamily	BPTI-like	8070131	3000628	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	BPTI-like	8070131	3000628	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	BPTI-like	8070131	3000628	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	BPTI-like	8070131	3000628	SCOP2B (2022-06-29)
A	SCOP2 Family	Small Kunitz-type inhibitors & BPTI-like toxins	8070130	4003337	SCOP2 (2022-06-29)
A	SCOP2 Superfamily	BPTI-like	8070131	3000628	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)
F	Sigma_1_2	e1y62F1	A: a/b three-layered sandwiches	X: HTH	H: Nudix	T: winged helix domain	F: Sigma_1_2	ECOD (v294.1)
E	Sigma_1_2	e1y62E1	A: a/b three-layered sandwiches	X: HTH	H: Nudix	T: winged helix domain	F: Sigma_1_2	ECOD (v294.1)
D	Sigma_1_2	e1y62D1	A: a/b three-layered sandwiches	X: HTH	H: Nudix	T: winged helix domain	F: Sigma_1_2	ECOD (v294.1)
C	Sigma_1_2	e1y62C1	A: a/b three-layered sandwiches	X: HTH	H: Nudix	T: winged helix domain	F: Sigma_1_2	ECOD (v294.1)
B	Sigma_1_2	e1y62B1	A: a/b three-layered sandwiches	X: HTH	H: Nudix	T: winged helix domain	F: Sigma_1_2	ECOD (v294.1)
A	CH	e1y62A1	A: a/b three-layered sandwiches	X: Globin-like	H: Globin-like	T: Globin-like	F: CH	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
F	4.10.410.10	Few Secondary Structures	Irregular	Factor Xa Inhibitor	Pancreatic trypsin inhibitor Kunitz domain	CATH (4.3.0)
E	4.10.410.10	Few Secondary Structures	Irregular	Factor Xa Inhibitor	Pancreatic trypsin inhibitor Kunitz domain	CATH (4.3.0)
D	4.10.410.10	Few Secondary Structures	Irregular	Factor Xa Inhibitor	Pancreatic trypsin inhibitor Kunitz domain	CATH (4.3.0)
C	4.10.410.10	Few Secondary Structures	Irregular	Factor Xa Inhibitor	Pancreatic trypsin inhibitor Kunitz domain	CATH (4.3.0)
B	4.10.410.10	Few Secondary Structures	Irregular	Factor Xa Inhibitor	Pancreatic trypsin inhibitor Kunitz domain	CATH (4.3.0)
A	4.10.410.10	Few Secondary Structures	Irregular	Factor Xa Inhibitor	Pancreatic trypsin inhibitor Kunitz domain	CATH (4.3.0)

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D, E A, B, C, D, E, F	Conkunitzin-S1	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 potassium channel regulator activity channel regulator activity ion channel regulator activity transporter regulator activity toxin activity	-	cellular anatomical structure extracellular region extracellular space

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E A, B, C, D, E, F	IPR002223	Pancreatic trypsin inhibitor Kunitz domain	Domain
A, B, C, D, E A, B, C, D, E, F	IPR050098	Tissue factor pathway inhibitor/Kunitz-type serine protease inhibitor-like	Family
A, B, C, D, E A, B, C, D, E, F	IPR036880	Pancreatic trypsin inhibitor Kunitz 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.