3D9S

Human Aquaporin 5 (AQP5) - High Resolution X-ray Structure

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
Membrane Protein Annotation: OPM
Membrane Protein Annotation: PDBTM
Membrane Protein Annotation: MemProtMD
Membrane Protein Annotation: mpstruc

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
A	d3d9sa1	Membrane and cell surface proteins and peptides	Aquaporin-like	Aquaporin-like	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
A	d3d9sa2	Artifacts	Tags	Tags	Tags	N-terminal Tags	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
D	d3d9sd1	Membrane and cell surface proteins and peptides	Aquaporin-like	Aquaporin-like	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
D	d3d9sd2	Artifacts	Tags	Tags	Tags	N-terminal Tags	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
B	d3d9sb1	Membrane and cell surface proteins and peptides	Aquaporin-like	Aquaporin-like	automated matches	automated matches	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
B	d3d9sb2	Artifacts	Tags	Tags	Tags	N-terminal Tags	human (Homo sapiens ) [TaxId: 9606 ],	SCOPe (2.08)
C	d3d9sc_	Membrane and cell surface proteins and peptides	Aquaporin-like	Aquaporin-like	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	Aquaporin-like	8072764	3000508	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Aquaporin-like	8072764	3000508	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Aquaporin-like	8072764	3000508	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Aquaporin-like	8072764	3000508	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)
A	PF00230	e3d9sA1	A: alpha complex topology	X: Aquaporin-like (From Topology)	H: Aquaporin-like (From Topology)	T: Aquaporin-like	F: PF00230	ECOD (1.6)
D	PF00230	e3d9sD1	A: alpha complex topology	X: Aquaporin-like (From Topology)	H: Aquaporin-like (From Topology)	T: Aquaporin-like	F: PF00230	ECOD (1.6)
B	PF00230	e3d9sB1	A: alpha complex topology	X: Aquaporin-like (From Topology)	H: Aquaporin-like (From Topology)	T: Aquaporin-like	F: PF00230	ECOD (1.6)
C	PF00230	e3d9sC1	A: alpha complex topology	X: Aquaporin-like (From Topology)	H: Aquaporin-like (From Topology)	T: Aquaporin-like	F: PF00230	ECOD (1.6)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
A	1.20.1080.10	Mainly Alpha	Up-down Bundle	Glycerol uptake facilitator protein	Glycerol uptake facilitator protein.	CATH (4.3.0)
D	1.20.1080.10	Mainly Alpha	Up-down Bundle	Glycerol uptake facilitator protein	Glycerol uptake facilitator protein.	CATH (4.3.0)
B	1.20.1080.10	Mainly Alpha	Up-down Bundle	Glycerol uptake facilitator protein	Glycerol uptake facilitator protein.	CATH (4.3.0)
C	1.20.1080.10	Mainly Alpha	Up-down Bundle	Glycerol uptake facilitator protein	Glycerol uptake facilitator protein.	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D	PF00230	Major intrinsic protein (MIP)	Major intrinsic protein	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D	Aquaporin-5	passive transmembrane transporter activity water transmembrane transporter activity inorganic molecular entity transmembrane transporter activity channel activity transporter activity transmembrane transporter activity water channel activity identical protein binding protein binding binding	one-carbon compound transport localization transport gas transport organic substance transport carbon dioxide transport establishment of localization developmental process anatomical structure morphogenesis odontogenesis animal organ development anatomical structure development animal organ morphogenesis multicellular organismal process one-carbon compound transport localization transport gas transport organic substance transport carbon dioxide transport establishment of localization developmental process anatomical structure morphogenesis odontogenesis animal organ development anatomical structure development animal organ morphogenesis multicellular organismal process regulation of body fluid levels system process secretion by tissue pancreatic juice secretion digestive system process secretion biological regulation body fluid secretion digestion regulation of biological quality camera-type eye morphogenesis sensory organ development eye development visual system development eye morphogenesis multicellular organism development sensory organ morphogenesis camera-type eye development sensory system development system development protein-containing complex organization protein homotetramerization cellular component organization cellular component biogenesis cellular component assembly protein complex oligomerization protein tetramerization protein-containing complex assembly protein homooligomerization cellular process cellular component organization or biogenesis saliva secretion fluid transport water transport cellular response to stimulus response to osmotic stress response to stimulus cellular hypotonic response cellular response to chemical stress cellular response to osmotic stress cellular response to environmental stimulus hypotonic response cellular response to chemical stimulus cellular response to stress response to stress response to chemical response to abiotic stimulus cellular response to abiotic stimulus	membrane-bounded organelle intracellular anatomical structure membrane intracellular vesicle cellular anatomical entity intracellular membrane-bounded organelle intracellular organelle cytoplasmic vesicle membrane vesicle membrane cytoplasmic vesicle organelle cytoplasm vesicle organelle membrane membrane-bounded organelle intracellular anatomical structure membrane intracellular vesicle cellular anatomical entity intracellular membrane-bounded organelle intracellular organelle cytoplasmic vesicle membrane vesicle membrane cytoplasmic vesicle organelle cytoplasm vesicle organelle membrane cell periphery apical part of cell plasma membrane plasma membrane region apical plasma membrane basal part of cell basal plasma membrane extracellular exosome extracellular vesicle extracellular organelle extracellular region extracellular space extracellular membrane-bounded organelle cell projection actin-based cell projection microvillus plasma membrane bounded cell projection endoplasmic reticulum endomembrane system

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D	IPR034294	Aquaporin transporter	Family
A, B, C, D	IPR022357	Major intrinsic protein, conserved site	Conserved Site
A, B, C, D	IPR023271	Aquaporin-like	Homologous Superfamily
A, B, C, D	IPR023276	Aquaporin 5	Family
A, B, C, D	IPR000425	Major intrinsic protein	Family

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B, C, D	Pharos: P55064	palmoplantar keratosis Diffuse palmoplantar keratoderma, Bothnian type palmoplantar keratoderma, Bothnian type allergic rhinitis nonepidermolytic palmoplantar keratoderma pancreatic intraductal papillary-mucinous neoplasm with low grade dysplasia breast carcinoma lung adenocarcinoma osteosarcoma psoriasis congenital diaphragmatic hernia erythrokeratoderma multiple sclerosis pancreatic intraductal papillary-mucinous neoplasm sinusitis

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, B, C, D	OPM	Transmembrane	Alpha-helical polytopic	Major Intrinsic Protein (MIP)/FNT superfamily	Major intrinsic protein (MIP) family

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A, B, C, D	PDBTM	Annotated as membrane protein by PDBTM

Membrane Protein Annotation: MemProtMD MemProtMD Database Homepage

Chains	External Link	Comment
A, B, C, D	MemProtMD	Annotated as membrane protein by MemProtMD

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A, B, C, D	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	Channels: Aquaporins and Glyceroporins	AQP5 aquaporin water channel (HsAQP5)

RCSB PDB Core Operations are funded by the National Science Foundation (DBI-1832184), 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.