7ZDZ
Cryo-EM structure of the human inward-rectifier potassium 2.1 channel (Kir2.1)
Domain Annotation: ECOD Classification ECOD Database Homepage
Chains | Family Name | Domain Identifier | Architecture | Possible Homology | Homology | Topology | Family | Provenance Source (Version) |
---|---|---|---|---|---|---|---|---|
A | IRK_C | e7zdzA2 | A: beta sandwiches | X: Immunoglobulin-like beta-sandwich | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: IRK_C | ECOD (1.6) |
A | IRK_N | e7zdzA1 | A: alpha complex topology | X: Voltage-gated ion channels (From Topology) | H: Voltage-gated ion channels (From Topology) | T: Voltage-gated ion channels | F: IRK_N | ECOD (1.6) |
B | IRK_C | e7zdzB1 | A: beta sandwiches | X: Immunoglobulin-like beta-sandwich | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: IRK_C | ECOD (1.6) |
B | IRK_N | e7zdzB2 | A: alpha complex topology | X: Voltage-gated ion channels (From Topology) | H: Voltage-gated ion channels (From Topology) | T: Voltage-gated ion channels | F: IRK_N | ECOD (1.6) |
C | IRK_C | e7zdzC1 | A: beta sandwiches | X: Immunoglobulin-like beta-sandwich | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: IRK_C | ECOD (1.6) |
C | IRK_N | e7zdzC2 | A: alpha complex topology | X: Voltage-gated ion channels (From Topology) | H: Voltage-gated ion channels (From Topology) | T: Voltage-gated ion channels | F: IRK_N | ECOD (1.6) |
D | IRK_C | e7zdzD1 | A: beta sandwiches | X: Immunoglobulin-like beta-sandwich | H: Immunoglobulin-related | T: Immunoglobulin/Fibronectin type III/E set domains/PapD-like | F: IRK_C | ECOD (1.6) |
D | IRK_N | e7zdzD2 | A: alpha complex topology | X: Voltage-gated ion channels (From Topology) | H: Voltage-gated ion channels (From Topology) | T: Voltage-gated ion channels | F: IRK_N | ECOD (1.6) |
Protein Family Annotation Pfam Database Homepage
Chains | Accession | Name | Description | Comments | Source |
---|---|---|---|---|---|
PF01007 | Inward rectifier potassium channel transmembrane domain (IRK) | Inward rectifier potassium channel transmembrane domain | - | Domain | |
PF17655 | Inward rectifier potassium channel C-terminal domain (IRK_C) | Inward rectifier potassium channel C-terminal domain | This cytoplasmic C-terminal domain has an Ig fold. | Domain |
Gene Ontology: Gene Product Annotation Gene Ontology Database Homepage
InterPro: Protein Family Classification InterPro Database Homepage
Chains | Accession | Name | Type |
---|---|---|---|
IPR041647 | Inward rectifier potassium channel, C-terminal | Domain | |
IPR040445 | Potassium channel, inwardly rectifying, transmembrane domain | Domain | |
IPR016449 | Potassium channel, inwardly rectifying, Kir | Family | |
IPR014756 | Immunoglobulin E-set | Homologous Superfamily | |
IPR003271 | Potassium channel, inwardly rectifying, Kir2.1 | Family | |
IPR013673 | Potassium channel, inwardly rectifying, Kir, N-terminal | Domain | |
IPR013518 | Potassium channel, inwardly rectifying, Kir, cytoplasmic | Homologous Superfamily |
Pharos: Disease Associations Pharos Homepage Annotation
Membrane Protein Annotation: OPM OPM Database Homepage
Chains | External Link | Type | Class | Superfamily | Family |
---|---|---|---|---|---|
OPM | Transmembrane | Alpha-helical polytopic | Ion channel (VIC) superfamily | ATP-sensitive K+ channel |
Membrane Protein Annotation: PDBTM PDBTM Database Homepage
Membrane Protein Annotation: mpstruc mpstruc Database Homepage
Chains | Resource Link | Group | Subgroup | Protein |
---|---|---|---|---|
mpstruc | TRANSMEMBRANE PROTEINS: ALPHA-HELICAL | Channels: Potassium, Sodium, & Proton Ion-Selective | Kir2.1 Inward-Rectifier Potassium 2.1 Channel |