2QKS
Crystal structure of a Kir3.1-prokaryotic Kir channel chimera
Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0005242 | molecular_function | inward rectifier potassium channel activity |
| A | 0006813 | biological_process | potassium ion transport |
| A | 0015467 | molecular_function | G-protein activated inward rectifier potassium channel activity |
| A | 0016020 | cellular_component | membrane |
| B | 0005242 | molecular_function | inward rectifier potassium channel activity |
| B | 0006813 | biological_process | potassium ion transport |
| B | 0015467 | molecular_function | G-protein activated inward rectifier potassium channel activity |
| B | 0016020 | cellular_component | membrane |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 22 |
| Details | Intramembrane: {"description":"Helical; Pore-forming; Name=H5","evidences":[{"evidenceCode":"ECO:0000250"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI2 |
| Number of Residues | 27 |
| Details | Region: {"description":"Polyphosphoinositide (PIP2)-binding","evidences":[{"source":"UniProtKB","id":"P63251","evidenceCode":"ECO:0000250"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI3 |
| Number of Residues | 2 |
| Details | Site: {"description":"Role in the control of polyamine-mediated channel gating and in the blocking by intracellular magnesium","evidences":[{"evidenceCode":"ECO:0000250"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI4 |
| Number of Residues | 2 |
| Details | Glycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |






