7CR0
human KCNQ2 in apo state
Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0005216 | molecular_function | monoatomic ion channel activity |
| A | 0005249 | molecular_function | voltage-gated potassium channel activity |
| A | 0006811 | biological_process | monoatomic ion transport |
| A | 0006813 | biological_process | potassium ion transport |
| A | 0016020 | cellular_component | membrane |
| A | 0055085 | biological_process | transmembrane transport |
| B | 0005216 | molecular_function | monoatomic ion channel activity |
| B | 0005249 | molecular_function | voltage-gated potassium channel activity |
| B | 0006811 | biological_process | monoatomic ion transport |
| B | 0006813 | biological_process | potassium ion transport |
| B | 0016020 | cellular_component | membrane |
| B | 0055085 | biological_process | transmembrane transport |
| C | 0005216 | molecular_function | monoatomic ion channel activity |
| C | 0005249 | molecular_function | voltage-gated potassium channel activity |
| C | 0006811 | biological_process | monoatomic ion transport |
| C | 0006813 | biological_process | potassium ion transport |
| C | 0016020 | cellular_component | membrane |
| C | 0055085 | biological_process | transmembrane transport |
| D | 0005216 | molecular_function | monoatomic ion channel activity |
| D | 0005249 | molecular_function | voltage-gated potassium channel activity |
| D | 0006811 | biological_process | monoatomic ion transport |
| D | 0006813 | biological_process | potassium ion transport |
| D | 0016020 | cellular_component | membrane |
| D | 0055085 | biological_process | transmembrane transport |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 88 |
| Details | Transmembrane: {"description":"Helical; Name=Segment S1","evidences":[{"source":"PubMed","id":"32884139","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"7CR3","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI2 |
| Number of Residues | 112 |
| Details | Topological domain: {"description":"Extracellular","evidences":[{"evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI3 |
| Number of Residues | 84 |
| Details | Transmembrane: {"description":"Helical; Name=Segment S2","evidences":[{"source":"PubMed","id":"32884139","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"7CR3","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI4 |
| Number of Residues | 112 |
| Details | Topological domain: {"description":"Cytoplasmic","evidences":[{"evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI5 |
| Number of Residues | 76 |
| Details | Transmembrane: {"description":"Helical; Name=Segment S3","evidences":[{"source":"PubMed","id":"32884139","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"7CR3","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI6 |
| Number of Residues | 72 |
| Details | Transmembrane: {"description":"Helical; Voltage-sensor; Name=Segment S4","evidences":[{"source":"PubMed","id":"32884139","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"7CR3","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI7 |
| Number of Residues | 100 |
| Details | Transmembrane: {"description":"Helical; Name=Segment S5","evidences":[{"source":"PubMed","id":"32884139","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"7CR3","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI8 |
| Number of Residues | 48 |
| Details | Intramembrane: {"description":"Pore-forming; Name=Segment H5","evidences":[{"source":"PubMed","id":"32884139","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"7CR3","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI9 |
| Number of Residues | 104 |
| Details | Transmembrane: {"description":"Helical; Name=Segment S6","evidences":[{"source":"PubMed","id":"32884139","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"7CR3","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI10 |
| Number of Residues | 404 |
| Details | Region: {"description":"Mediates interaction with SLC5A3/SMIT1","evidences":[{"source":"UniProtKB","id":"O88943","evidenceCode":"ECO:0000250"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI11 |
| Number of Residues | 20 |
| Details | Motif: {"description":"Selectivity filter","evidences":[{"evidenceCode":"ECO:0000250"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI12 |
| Number of Residues | 8 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"37857637","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"8J01","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8W4U","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI13 |
| Number of Residues | 4 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"37857637","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"8W4U","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI14 |
| Number of Residues | 4 |
| Details | Modified residue: {"description":"Phosphothreonine","evidences":[{"source":"PubMed","id":"16319223","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |






