3NXA

X-ray structure of the apo form of human S100A16

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
Pharos: Disease Associations

Domain Annotation: SCOP/SCOPe Classification SCOP-e Database Homepage

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d3nxaa_	All alpha proteins	EF Hand-like	EF-hand	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
B	d3nxab_	All alpha proteins	EF Hand-like	EF-hand	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
C	d3nxac_	All alpha proteins	EF Hand-like	EF-hand	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
D	d3nxad_	All alpha proteins	EF Hand-like	EF-hand	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
A	SCOP2B Superfamily	EF-hand	8070764	3001983	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	EF-hand	8070764	3001983	SCOP2B (2022-06-29)
C	SCOP2 Family	S100 proteins	8070763	4000919	SCOP2 (2022-06-29)
C	SCOP2 Superfamily	EF-hand	8070764	3001983	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	S_100	e3nxaA1	A: alpha arrays	X: EF-hand	H: EF-hand-related	T: EF-hand	F: S_100	ECOD (1.6)
B	S_100	e3nxaB1	A: alpha arrays	X: EF-hand	H: EF-hand-related	T: EF-hand	F: S_100	ECOD (1.6)
C	S_100	e3nxaC1	A: alpha arrays	X: EF-hand	H: EF-hand-related	T: EF-hand	F: S_100	ECOD (1.6)
D	S_100	e3nxaD2	A: alpha arrays	X: EF-hand	H: EF-hand-related	T: EF-hand	F: S_100	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.10.238.10	Mainly Alpha	Orthogonal Bundle	Recoverin	domain 1	CATH (4.3.0)
B	1.10.238.10	Mainly Alpha	Orthogonal Bundle	Recoverin	domain 1	CATH (4.3.0)
C	1.10.238.10	Mainly Alpha	Orthogonal Bundle	Recoverin	domain 1	CATH (4.3.0)
D	1.10.238.10	Mainly Alpha	Orthogonal Bundle	Recoverin	domain 1	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF01023	S-100/ICaBP type calcium binding domain (S_100)	S-100/ICaBP type calcium binding domain	The S-100 domain is a subfamily of the EF-hand calcium binding proteins.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Protein S100-A16	cation binding ion binding binding calcium ion binding metal ion binding small molecule binding identical protein binding protein binding protein homodimerization activity protein dimerization activity calcium-dependent protein binding RNA binding organic cyclic compound binding nucleic acid binding	response to stimulus response to metal ion response to chemical response to calcium ion	membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membrane-bounded organelle cellular anatomical entity nucleolus intracellular organelle lumen intracellular organelle organelle lumen organelle intracellular non-membrane-bounded organelle nuclear lumen non-membrane-bounded organelle membrane-bounded organelle intracellular anatomical structure nucleus membrane-enclosed lumen intracellular membrane-bounded organelle cellular anatomical entity nucleolus intracellular organelle lumen intracellular organelle organelle lumen organelle intracellular non-membrane-bounded organelle nuclear lumen non-membrane-bounded organelle extracellular exosome extracellular vesicle extracellular organelle extracellular region extracellular space vesicle extracellular membrane-bounded organelle cytoplasm cytosol perinuclear region of cytoplasm cell periphery plasma membrane membrane

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR018247	EF-Hand 1, calcium-binding site	Binding Site
A, B, C, D	IPR013787	S100/CaBP-9k-type, calcium binding, subdomain	Domain
A, B, C, D	IPR001751	S100/Calcium binding protein 7/8-like, conserved site	Conserved Site
A, B, C, D	IPR002048	EF-hand domain	Domain
A, B, C, D	IPR011992	EF-hand domain pair	Homologous Superfamily

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B, C, D	Pharos: Q96FQ6	adrenal cortex carcinoma Duchenne muscular dystrophy lung carcinoma MALT lymphoma pancreatic ductal adenocarcinoma psoriasis atypical teratoid rhabdoid tumor ductal breast carcinoma in situ malignant ependymoma medulloblastoma pilocytic astrocytoma subependymal giant cell astrocytoma cystic fibrosis glioblastoma malignant pancreatic neoplasm adrenal cortex carcinoma Duchenne muscular dystrophy lung carcinoma MALT lymphoma pancreatic ductal adenocarcinoma psoriasis atypical teratoid rhabdoid tumor ductal breast carcinoma in situ malignant ependymoma medulloblastoma pilocytic astrocytoma subependymal giant cell astrocytoma cystic fibrosis glioblastoma malignant pancreatic neoplasm ovarian cancer pituitary cancer

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 R01GM133198.