Annotations: 1YU6

Crystal Structure of the Subtilisin Carlsberg:OMTKY3 Complex

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)
D	d1yu6d_	Small proteins	Kazal-type serine protease inhibitors	Kazal-type serine protease inhibitors	automated matches	automated matches	turkey (Meleagris gallopavo ) [TaxId: 9103 ],	SCOPe (2.08)
C	d1yu6c_	Small proteins	Kazal-type serine protease inhibitors	Kazal-type serine protease inhibitors	automated matches	automated matches	turkey (Meleagris gallopavo ) [TaxId: 9103 ],	SCOPe (2.08)
B	d1yu6b_	Alpha and beta proteins (a/b)	Subtilisin-like	Subtilisin-like	Subtilases	automated matches	(Bacillus licheniformis ) [TaxId: 1402 ],	SCOPe (2.08)
A	d1yu6a_	Alpha and beta proteins (a/b)	Subtilisin-like	Subtilisin-like	Subtilases	automated matches	(Bacillus licheniformis ) [TaxId: 1402 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
D	SCOP2B Superfamily	Kazal-type serine protease inhibitors	8040162	3000605	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Kazal-type serine protease inhibitors	8040162	3000605	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Subtilisin-like	8040158	3000226	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Subtilisin-like	8040158	3000226	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)
D	Kazal_1	e1yu6D1	A: a/b three-layered sandwiches	X: EGF-like	H: EGF-related	T: EGF/Laminin	F: Kazal_1	ECOD (v294.1)
C	Kazal_1	e1yu6C1	A: a/b three-layered sandwiches	X: EGF-like	H: EGF-related	T: EGF/Laminin	F: Kazal_1	ECOD (v294.1)
B	RecU	e1yu6B1	A: a/b three-layered sandwiches	X: HTH	H: HTH	T: winged helix domain	F: RecU	ECOD (v294.1)
A	RecU	e1yu6A1	A: a/b three-layered sandwiches	X: HTH	H: HTH	T: winged helix domain	F: RecU	ECOD (v294.1)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
D	3.30.60.30	Alpha Beta	2-Layer Sandwich	Wheat Germ Agglutinin (Isolectin 2)	domain 1	CATH (4.3.0)
C	3.30.60.30	Alpha Beta	2-Layer Sandwich	Wheat Germ Agglutinin (Isolectin 2)	domain 1	CATH (4.3.0)
B	3.40.50.200	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Peptidase S8/S53 domain	CATH (4.3.0)
A	3.40.50.200	Alpha Beta	3-Layer(aba) Sandwich	Rossmann fold	Peptidase S8/S53 domain	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
C, D	PF00050	Kazal-type serine protease inhibitor domain (Kazal_1)	Kazal-type serine protease inhibitor domain	Usually indicative of serine protease inhibitors. However, kazal-like domains are also seen in the extracellular part of agrins, which are not known to be protease inhibitors. Kazal domains often occur in tandem arrays. Small alpha+beta fold containi ...	Usually indicative of serine protease inhibitors. However, kazal-like domains are also seen in the extracellular part of agrins, which are not known to be protease inhibitors. Kazal domains often occur in tandem arrays. Small alpha+beta fold containing three disulphides. Alignment also includes a single domain from transporters in the OATP/PGT family Swiss:P46721.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
C, D	Ovomucoid	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	-	cellular anatomical structure extracellular region
A, B	Subtilisin Carlsberg	peptidase activity catalytic activity, acting on a protein serine hydrolase activity serine-type peptidase activity hydrolase activity serine-type endopeptidase activity catalytic activity endopeptidase activity cation binding ion binding binding metal ion binding small molecule binding	proteolysis metabolic process cellular process primary metabolic process protein metabolic process macromolecule metabolic process	-

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
C, D	IPR036058	Kazal domain superfamily	Homologous Superfamily
C, D	IPR002350	Kazal domain	Domain
C, D	IPR001239	Proteinase inhibitor I1, Kazal-type, metazoa	Family
A, B	IPR023828	Peptidase S8, subtilisin, Ser-active site	Active Site
A, B	IPR010259	Peptidase S8 propeptide/proteinase inhibitor I9	Domain
A, B	IPR022398	Peptidase S8, subtilisin, His-active site	Active Site
A, B	IPR000209	Peptidase S8/S53 domain	Domain
A, B	IPR015500	Peptidase S8, subtilisin-related	Family
A, B	IPR036852	Peptidase S8/S53 domain superfamily	Homologous Superfamily
A, B	IPR023827	Peptidase S8, subtilisin, Asp-active site	Active Site
A, B	IPR050131	Subtilisin-like serine protease	Family
A, B	IPR037045	Peptidase S8 propeptide/proteinase inhibitor I9 superfamily	Homologous Superfamily
A, B	IPR034202	Subtilisin Carlsberg-like catalytic domain	Domain

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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.