Annotations: 9ZXX

Ca2+ bound destabilized open state Connexin-46

External Resource: Annotation

Domain Annotation: SCOP2 Classification
Protein Family Annotation
Gene Ontology: Gene Product Annotation
InterPro: Protein Family Classification
Protein Modification Annotation

Domain Annotation: SCOP2 Classification SCOP2 Database Homepage

Chains	Type	Family Name	Domain Identifier	Family Identifier	Provenance Source (Version)
L	SCOP2B Superfamily	Claudin-like	8092544	3002606	SCOP2B (2022-06-29)
K	SCOP2B Superfamily	Claudin-like	8092544	3002606	SCOP2B (2022-06-29)
J	SCOP2B Superfamily	Claudin-like	8092544	3002606	SCOP2B (2022-06-29)
I	SCOP2B Superfamily	Claudin-like	8092544	3002606	SCOP2B (2022-06-29)
H	SCOP2B Superfamily	Claudin-like	8092544	3002606	SCOP2B (2022-06-29)
G	SCOP2B Superfamily	Claudin-like	8092544	3002606	SCOP2B (2022-06-29)
F	SCOP2B Superfamily	Claudin-like	8092544	3002606	SCOP2B (2022-06-29)
E	SCOP2B Superfamily	Claudin-like	8092544	3002606	SCOP2B (2022-06-29)
D	SCOP2B Superfamily	Claudin-like	8092544	3002606	SCOP2B (2022-06-29)
C	SCOP2B Superfamily	Claudin-like	8092544	3002606	SCOP2B (2022-06-29)
B	SCOP2B Superfamily	Claudin-like	8092544	3002606	SCOP2B (2022-06-29)
A	SCOP2B Superfamily	Claudin-like	8092544	3002606	SCOP2B (2022-06-29)

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 alpha-3 protein	wide pore channel activity passive transmembrane transporter activity gap junction hemi-channel activity channel activity transporter activity gap junction channel activity transmembrane transporter activity	multicellular organismal process sensory perception of light stimulus system process sensory perception nervous system process visual perception gap junction-mediated intercellular transport localization intercellular transport transport establishment of localization regulation of biological process signaling biological regulation multicellular organismal process sensory perception of light stimulus system process sensory perception nervous system process visual perception gap junction-mediated intercellular transport localization intercellular transport transport establishment of localization regulation of biological process signaling biological regulation cell-cell signaling cellular process cell communication	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

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	IPR002262	Gap junction alpha-3 protein (Cx46)	Family
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	IPR034634	Connexin, C-terminal	Homologous Superfamily
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	IPR017990	Connexin, conserved site	Conserved Site

Protein Modification Annotation

Modified Residue(s)
Chain	Residue(s)	Description
A, B, C, D, E A, B, C, D, E, F, G, H, I, J, K, L	ACE	: AA0041 , AA0042 , AA0043 , AA0044 , AA0045 , AA0046 , AA0049 , AA0050 , AA0051 , AA0052 , AA0053 , AA0054 , AA0354 : N-acetyl-L-alanine MOD:00050 , N-acetyl-L-aspartic acid MOD:00051 , N-acetyl-L-cysteine MOD:00052 , N-acetyl-S-archeol-cysteine MOD:00897 , N-acetyl-L-glutamic acid MOD:00053 , N-acetyl-L-glutamine MOD:00054 , N-acetylglycine MOD:00055 , N-acetyl-L-methionine MOD:00058 , N-acetyl-L-proline MOD:00059 , N-acetyl-L-serine MOD:00060 , N,O-diacetylated L-serine MOD:00648 , N-acetyl-L-threonine MOD:00061 , N-acetyl-L-tyrosine MOD:00062 , N-acetyl-L-valine MOD:00063 , N2-acetyl-L-arginine MOD:00359