Annotations: 2LBH

Solution Structure of the Dimeric Form of a Unliganded Bovine Neurophysin, Minimized Average 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

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

Chains	Domain Info	Class	Fold	Superfamily	Family	Domain	Species	Provenance Source (Version)
B	d2lbhb_	All beta proteins	Neurophysin II	Neurophysin II	Neurophysin II	Neurophysin II	bovine,cow,domestic cattle,domestic cow (Bos taurus ) [TaxId: 9913 ],	SCOPe (2.08)
A	d2lbha_	All beta proteins	Neurophysin II	Neurophysin II	Neurophysin II	Neurophysin II	bovine,cow,domestic cattle,domestic cow (Bos taurus ) [TaxId: 9913 ],	SCOPe (2.08)

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
B	SCOP2B Superfamily	Neurophysin II	8070325	3001022	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Neurophysin II	8070325	3001022	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)
B	Rrf2	e2lbhB1	A: beta barrels	X: beta-Grasp	H: HTH	T: winged helix domain	F: Rrf2	ECOD (v294.2)
A	NTP_transf_2	e2lbhA1	A: beta barrels	X: cradle loop barrel	H: RIFT-related	T: acid protease	F: NTP_transf_2	ECOD (v294.2)

Domain Annotation: CATH CATH Database Homepage

Chain	Domain	Class	Architecture	Topology	Homology	Provenance Source (Version)
B	2.60.9.10	Mainly Beta	Sandwich	Neurophysin II	Chain A	CATH (4.3.0)
A	2.60.9.10	Mainly Beta	Sandwich	Neurophysin II	Chain A	CATH (4.3.0)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B	PF00184	Neurohypophysial hormones, C-terminal Domain (Hormone_5)	Neurohypophysial hormones, C-terminal Domain	-	Family

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B	Neurophysin 1	hormone activity molecular function activator activity molecular function regulator activity neuropeptide hormone activity neuropeptide activity signaling receptor regulator activity receptor ligand activity signaling receptor activator activity neurohypophyseal hormone activity oxytocin receptor binding protein binding binding signaling receptor binding G protein-coupled receptor binding	behavior multicellular organismal process maternal aggressive behavior aggressive behavior system process regulation of biological process positive regulation of smooth muscle contraction positive regulation of uterine smooth muscle contraction regulation of system process biological regulation positive regulation of biological process muscle contraction muscle system process regulation of muscle system process behavior multicellular organismal process maternal aggressive behavior aggressive behavior system process regulation of biological process positive regulation of smooth muscle contraction positive regulation of uterine smooth muscle contraction regulation of system process biological regulation positive regulation of biological process muscle contraction muscle system process regulation of muscle system process uterine smooth muscle contraction smooth muscle contraction regulation of smooth muscle contraction regulation of muscle contraction positive regulation of muscle contraction regulation of uterine smooth muscle contraction positive regulation of multicellular organismal process regulation of multicellular organismal process cellular response to stimulus regulation of cellular process response to stimulus signaling cellular process signal transduction intracellular signal transduction cell communication response to hormone response to endogenous stimulus response to chemical response to estrogen	membrane-bounded organelle intracellular anatomical structure intracellular vesicle intracellular membrane-bounded organelle endomembrane system intracellular organelle cellular anatomical structure cytoplasmic vesicle organelle secretory granule secretory vesicle cytoplasm vesicle

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B	IPR022423	Neurohypophysial hormone, conserved site	Conserved Site
A, B	IPR036387	Neurohypophysial hormone domain superfamily	Homologous Superfamily
A, B	IPR000981	Neurohypophysial hormone	Family

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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.