3NKA | pdb_00003nka

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
B	d3nkab1	Membrane and cell surface proteins and peptides	Aquaporin-like	Aquaporin-like	Aquaporin-like	automated matches	(Escherichia coli K-12 ) [TaxId: 83333 ],	SCOPe (2.08)
B	d3nkab2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Escherichia coli K-12 ) [TaxId: 83333 ],	SCOPe (2.08)
A	d3nkaa1	Membrane and cell surface proteins and peptides	Aquaporin-like	Aquaporin-like	Aquaporin-like	automated matches	(Escherichia coli K-12 ) [TaxId: 83333 ],	SCOPe (2.08)
A	d3nkaa2	Artifacts	Tags	Tags	Tags	N-terminal Tags	(Escherichia coli K-12 ) [TaxId: 83333 ],	SCOPe (2.08)

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Aquaporin-like	8040486	3000508	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Aquaporin-like	8040486	3000508	SCOP2B (2022-06-29)

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
B	p450	e3nkaB1	A: alpha bundles	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F: p450	ECOD (develop294)
A	p450	e3nkaA1	A: alpha bundles	X: Lipocalins/Streptavidin	H: Zn-dependent exopeptidases	T: Zn-dependent exopeptidases	F: p450	ECOD (develop294)

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

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

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Aquaporin Z	passive transmembrane transporter activity water transmembrane transporter activity channel activity transporter activity transmembrane transporter activity water channel activity identical protein binding protein binding binding	localization transport fluid transport establishment of localization water transport regulation of cellular component size homeostatic process cell volume homeostasis biological regulation cellular component organization cellular homeostasis intracellular water homeostasis chemical homeostasis intracellular chemical homeostasis localization transport fluid transport establishment of localization water transport regulation of cellular component size homeostatic process cell volume homeostasis biological regulation cellular component organization cellular homeostasis intracellular water homeostasis chemical homeostasis intracellular chemical homeostasis cellular process cellular component organization or biogenesis regulation of biological quality regulation of cell size regulation of anatomical structure size response to osmotic stress response to stimulus response to stress response to abiotic stimulus	cell periphery cellular anatomical structure plasma membrane membrane

Chains	Accession	Name	Type
A, B	IPR022357	Major intrinsic protein, conserved site	Conserved Site
A, B	IPR023743	Aquaporin Z	Family
A, B	IPR034294	Aquaporin transporter	Family
A, B	IPR023271	Aquaporin-like	Homologous Superfamily
A, B	IPR000425	Major intrinsic protein	Family

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

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

Chains	Resource Link	Group	Subgroup	Protein
A, B	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	Channels: Aquaporins and Glyceroporins	AqpZ aquaporin mutant F43W

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.

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