Annotations: 8HKP

Structurally hetero-junctional human Cx36/GJD2 gap junction channel in detergents (C6 symmetry)

External Resource: Annotation

Domain Annotation: ECOD Classification
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: mpstruc

Domain Annotation: ECOD Classification ECOD Database Homepage

Chains	Family Name	Domain Identifier	Architecture	Possible Homology	Homology	Topology	Family	Provenance Source (Version)
A	UBA	e8hkpA1	A: beta barrels	X: RNase A-like	H: RNase A-like	T: RNase A-like	F: UBA	ECOD (v294.2)
B	UBA	e8hkpB1	A: beta barrels	X: RNase A-like	H: RNase A-like	T: RNase A-like	F: UBA	ECOD (v294.2)
C	UBA	e8hkpC1	A: beta barrels	X: RNase A-like	H: RNase A-like	T: RNase A-like	F: UBA	ECOD (v294.2)
D	UBA	e8hkpD1	A: beta barrels	X: RNase A-like	H: RNase A-like	T: RNase A-like	F: UBA	ECOD (v294.2)
E	UBA	e8hkpE1	A: beta barrels	X: RNase A-like	H: RNase A-like	T: RNase A-like	F: UBA	ECOD (v294.2)
F	UBA	e8hkpF1	A: beta barrels	X: RNase A-like	H: RNase A-like	T: RNase A-like	F: UBA	ECOD (v294.2)
G	UBA	e8hkpG1	A: beta barrels	X: RNase A-like	H: RNase A-like	T: RNase A-like	F: UBA	ECOD (v294.2)
H	UBA	e8hkpH1	A: beta barrels	X: RNase A-like	H: RNase A-like	T: RNase A-like	F: UBA	ECOD (v294.2)
I	UBA	e8hkpI1	A: beta barrels	X: RNase A-like	H: RNase A-like	T: RNase A-like	F: UBA	ECOD (v294.2)
J	UBA	e8hkpJ1	A: beta barrels	X: RNase A-like	H: RNase A-like	T: RNase A-like	F: UBA	ECOD (v294.2)
K	UBA	e8hkpK1	A: beta barrels	X: RNase A-like	H: RNase A-like	T: RNase A-like	F: UBA	ECOD (v294.2)
L	UBA	e8hkpL1	A: beta barrels	X: RNase A-like	H: RNase A-like	T: RNase A-like	F: UBA	ECOD (v294.2)

Protein Family Annotation Pfam Database Homepage

Chains	Accession	Name	Description	Comments	Source
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	PF00029	Connexin (Connexin)	Connexin	Connexin proteins form gap-junctions between cells. They carry four transmembrane regions, hence why this family now includes Connexin_CCC, which represented the second pair of TMs.	Domain

Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage

Chains	Polymer	Molecular Function	Biological Process	Cellular Component
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	Gap junction delta-2 protein	wide pore channel activity passive transmembrane transporter activity channel activity transporter activity gap junction channel activity transmembrane transporter activity	multicellular organismal process system process nervous system process biological regulation action potential transmission of nerve impulse cell communication neuronal action potential cellular process regulation of biological quality regulation of membrane potential trans-synaptic signaling synaptic signaling regulation of biological process multicellular organismal process system process nervous system process biological regulation action potential transmission of nerve impulse cell communication neuronal action potential cellular process regulation of biological quality regulation of membrane potential trans-synaptic signaling synaptic signaling regulation of biological process signaling anterograde trans-synaptic signaling cell-cell signaling chemical synaptic transmission sensory perception of light stimulus sensory perception visual perception	cell-cell junction protein-containing complex anchoring junction plasma membrane protein complex gap junction membrane plasma membrane membrane protein complex cell periphery cellular anatomical structure cell junction connexin complex synapse

InterPro: Protein Family Classification InterPro Database Homepage

Chains	Accession	Name	Type
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	IPR038359	Connexin, N-terminal domain superfamily	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	IPR000500	Connexin	Family
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	IPR019570	Connexin, cysteine-rich domain	Domain
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	IPR013092	Connexin, N-terminal	Domain
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	IPR002260	Gap junction delta-2 protein (Cx36)	Family
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	IPR017990	Connexin, conserved site	Conserved Site

Pharos: Disease Associations Pharos Homepage Annotation

Chains	Drug Target	Associated Disease
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	: Q9UKL4	myopia Ametropia lung carcinoma osteosarcoma refractive error facioscapulohumeral muscular dystrophy malignant glioma ovarian cancer large cell medulloblastoma psoriasis schizophrenia

Membrane Protein Annotation: OPM OPM Database Homepage

Chains	External Link	Type	Class	Superfamily	Family
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	OPM	Transmembrane	Alpha-helical polytopic	Tetraspan junctional complexes	Connexin

Membrane Protein Annotation: PDBTM PDBTM Database Homepage

Chains	External Link	Comment
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	PDBTM	Annotated as membrane protein by PDBTM

Membrane Protein Annotation: mpstruc mpstruc Database Homepage

Chains	Resource Link	Group	Subgroup	Protein
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	mpstruc	TRANSMEMBRANE PROTEINS: ALPHA-HELICAL	Channels: Gap Junctions and Related Channels	Connexin 36 (Cx36; GJD2) gap junction channel in detergents

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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.