6E2G
Cryo-EM structure of rat TRPV6 in complex with Calmodulin
Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0005216 | molecular_function | monoatomic ion channel activity |
| A | 0005227 | molecular_function | calcium-activated cation channel activity |
| A | 0005262 | molecular_function | calcium channel activity |
| A | 0005516 | molecular_function | calmodulin binding |
| A | 0005886 | cellular_component | plasma membrane |
| A | 0006811 | biological_process | monoatomic ion transport |
| A | 0006816 | biological_process | calcium ion transport |
| A | 0016020 | cellular_component | membrane |
| A | 0016324 | cellular_component | apical plasma membrane |
| A | 0034220 | biological_process | monoatomic ion transmembrane transport |
| A | 0034704 | cellular_component | calcium channel complex |
| A | 0035898 | biological_process | parathyroid hormone secretion |
| A | 0042802 | molecular_function | identical protein binding |
| A | 0046872 | molecular_function | metal ion binding |
| A | 0051289 | biological_process | protein homotetramerization |
| A | 0051592 | biological_process | response to calcium ion |
| A | 0055074 | biological_process | calcium ion homeostasis |
| A | 0055085 | biological_process | transmembrane transport |
| A | 0070509 | biological_process | calcium ion import |
| A | 0070588 | biological_process | calcium ion transmembrane transport |
| A | 0098703 | biological_process | calcium ion import across plasma membrane |
| B | 0005216 | molecular_function | monoatomic ion channel activity |
| B | 0005227 | molecular_function | calcium-activated cation channel activity |
| B | 0005262 | molecular_function | calcium channel activity |
| B | 0005516 | molecular_function | calmodulin binding |
| B | 0005886 | cellular_component | plasma membrane |
| B | 0006811 | biological_process | monoatomic ion transport |
| B | 0006816 | biological_process | calcium ion transport |
| B | 0016020 | cellular_component | membrane |
| B | 0016324 | cellular_component | apical plasma membrane |
| B | 0034220 | biological_process | monoatomic ion transmembrane transport |
| B | 0034704 | cellular_component | calcium channel complex |
| B | 0035898 | biological_process | parathyroid hormone secretion |
| B | 0042802 | molecular_function | identical protein binding |
| B | 0046872 | molecular_function | metal ion binding |
| B | 0051289 | biological_process | protein homotetramerization |
| B | 0051592 | biological_process | response to calcium ion |
| B | 0055074 | biological_process | calcium ion homeostasis |
| B | 0055085 | biological_process | transmembrane transport |
| B | 0070509 | biological_process | calcium ion import |
| B | 0070588 | biological_process | calcium ion transmembrane transport |
| B | 0098703 | biological_process | calcium ion import across plasma membrane |
| C | 0005216 | molecular_function | monoatomic ion channel activity |
| C | 0005227 | molecular_function | calcium-activated cation channel activity |
| C | 0005262 | molecular_function | calcium channel activity |
| C | 0005516 | molecular_function | calmodulin binding |
| C | 0005886 | cellular_component | plasma membrane |
| C | 0006811 | biological_process | monoatomic ion transport |
| C | 0006816 | biological_process | calcium ion transport |
| C | 0016020 | cellular_component | membrane |
| C | 0016324 | cellular_component | apical plasma membrane |
| C | 0034220 | biological_process | monoatomic ion transmembrane transport |
| C | 0034704 | cellular_component | calcium channel complex |
| C | 0035898 | biological_process | parathyroid hormone secretion |
| C | 0042802 | molecular_function | identical protein binding |
| C | 0046872 | molecular_function | metal ion binding |
| C | 0051289 | biological_process | protein homotetramerization |
| C | 0051592 | biological_process | response to calcium ion |
| C | 0055074 | biological_process | calcium ion homeostasis |
| C | 0055085 | biological_process | transmembrane transport |
| C | 0070509 | biological_process | calcium ion import |
| C | 0070588 | biological_process | calcium ion transmembrane transport |
| C | 0098703 | biological_process | calcium ion import across plasma membrane |
| D | 0005216 | molecular_function | monoatomic ion channel activity |
| D | 0005227 | molecular_function | calcium-activated cation channel activity |
| D | 0005262 | molecular_function | calcium channel activity |
| D | 0005516 | molecular_function | calmodulin binding |
| D | 0005886 | cellular_component | plasma membrane |
| D | 0006811 | biological_process | monoatomic ion transport |
| D | 0006816 | biological_process | calcium ion transport |
| D | 0016020 | cellular_component | membrane |
| D | 0016324 | cellular_component | apical plasma membrane |
| D | 0034220 | biological_process | monoatomic ion transmembrane transport |
| D | 0034704 | cellular_component | calcium channel complex |
| D | 0035898 | biological_process | parathyroid hormone secretion |
| D | 0042802 | molecular_function | identical protein binding |
| D | 0046872 | molecular_function | metal ion binding |
| D | 0051289 | biological_process | protein homotetramerization |
| D | 0051592 | biological_process | response to calcium ion |
| D | 0055074 | biological_process | calcium ion homeostasis |
| D | 0055085 | biological_process | transmembrane transport |
| D | 0070509 | biological_process | calcium ion import |
| D | 0070588 | biological_process | calcium ion transmembrane transport |
| D | 0098703 | biological_process | calcium ion import across plasma membrane |
| E | 0000086 | biological_process | G2/M transition of mitotic cell cycle |
| E | 0000922 | cellular_component | spindle pole |
| E | 0002027 | biological_process | regulation of heart rate |
| E | 0005246 | molecular_function | calcium channel regulator activity |
| E | 0005509 | molecular_function | calcium ion binding |
| E | 0005513 | biological_process | detection of calcium ion |
| E | 0005515 | molecular_function | protein binding |
| E | 0005576 | cellular_component | extracellular region |
| E | 0005634 | cellular_component | nucleus |
| E | 0005654 | cellular_component | nucleoplasm |
| E | 0005737 | cellular_component | cytoplasm |
| E | 0005813 | cellular_component | centrosome |
| E | 0005819 | cellular_component | spindle |
| E | 0005829 | cellular_component | cytosol |
| E | 0005876 | cellular_component | spindle microtubule |
| E | 0005886 | cellular_component | plasma membrane |
| E | 0007186 | biological_process | G protein-coupled receptor signaling pathway |
| E | 0008076 | cellular_component | voltage-gated potassium channel complex |
| E | 0010856 | molecular_function | adenylate cyclase activator activity |
| E | 0010880 | biological_process | regulation of release of sequestered calcium ion into cytosol by sarcoplasmic reticulum |
| E | 0010881 | biological_process | regulation of cardiac muscle contraction by regulation of the release of sequestered calcium ion |
| E | 0016020 | cellular_component | membrane |
| E | 0016240 | biological_process | autophagosome membrane docking |
| E | 0019855 | molecular_function | calcium channel inhibitor activity |
| E | 0019901 | molecular_function | protein kinase binding |
| E | 0021762 | biological_process | substantia nigra development |
| E | 0030017 | cellular_component | sarcomere |
| E | 0030672 | cellular_component | synaptic vesicle membrane |
| E | 0031432 | molecular_function | titin binding |
| E | 0031514 | cellular_component | motile cilium |
| E | 0031982 | cellular_component | vesicle |
| E | 0032465 | biological_process | regulation of cytokinesis |
| E | 0032991 | cellular_component | protein-containing complex |
| E | 0034704 | cellular_component | calcium channel complex |
| E | 0035458 | biological_process | cellular response to interferon-beta |
| E | 0043209 | cellular_component | myelin sheath |
| E | 0043539 | molecular_function | protein serine/threonine kinase activator activity |
| E | 0044305 | cellular_component | calyx of Held |
| E | 0044325 | molecular_function | transmembrane transporter binding |
| E | 0046427 | biological_process | positive regulation of receptor signaling pathway via JAK-STAT |
| E | 0046872 | molecular_function | metal ion binding |
| E | 0048306 | molecular_function | calcium-dependent protein binding |
| E | 0050848 | biological_process | regulation of calcium-mediated signaling |
| E | 0051592 | biological_process | response to calcium ion |
| E | 0055117 | biological_process | regulation of cardiac muscle contraction |
| E | 0060291 | biological_process | long-term synaptic potentiation |
| E | 0060314 | biological_process | regulation of ryanodine-sensitive calcium-release channel activity |
| E | 0060315 | biological_process | negative regulation of ryanodine-sensitive calcium-release channel activity |
| E | 0071346 | biological_process | cellular response to type II interferon |
| E | 0072542 | molecular_function | protein phosphatase activator activity |
| E | 0097225 | cellular_component | sperm midpiece |
| E | 0097720 | biological_process | calcineurin-mediated signaling |
| E | 0098901 | biological_process | regulation of cardiac muscle cell action potential |
| E | 0099523 | cellular_component | presynaptic cytosol |
| E | 0140056 | biological_process | organelle localization by membrane tethering |
| E | 0140238 | biological_process | presynaptic endocytosis |
| E | 0141110 | molecular_function | transporter inhibitor activity |
| E | 1901842 | biological_process | negative regulation of high voltage-gated calcium channel activity |
| E | 1901844 | biological_process | regulation of cell communication by electrical coupling involved in cardiac conduction |
| E | 1902494 | cellular_component | catalytic complex |
| E | 1905913 | biological_process | negative regulation of calcium ion export across plasma membrane |
| E | 1990456 | biological_process | mitochondrion-endoplasmic reticulum membrane tethering |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 4 |
| Details | binding site for residue CA A 801 |
| Chain | Residue |
| A | ASP541 |
| B | ASP541 |
| C | ASP541 |
| D | ASP541 |
| site_id | AC2 |
| Number of Residues | 2 |
| Details | binding site for residue CA A 802 |
| Chain | Residue |
| A | ASP541 |
| B | ASP541 |
| site_id | AC3 |
| Number of Residues | 4 |
| Details | binding site for residue CA E 401 |
| Chain | Residue |
| E | GLU31 |
| E | ASP20 |
| E | THR26 |
| E | ILE27 |
| site_id | AC4 |
| Number of Residues | 5 |
| Details | binding site for residue CA E 402 |
| Chain | Residue |
| E | ASP56 |
| E | ASP58 |
| E | ASN60 |
| E | THR62 |
| E | GLU67 |
| site_id | AC5 |
| Number of Residues | 5 |
| Details | binding site for residue CA E 403 |
| Chain | Residue |
| E | ASP93 |
| E | ASP95 |
| E | ASN97 |
| E | TYR99 |
| E | GLU104 |
| site_id | AC6 |
| Number of Residues | 6 |
| Details | binding site for residue CA E 404 |
| Chain | Residue |
| E | ASP129 |
| E | ASP131 |
| E | ASP133 |
| E | GLN135 |
| E | ASN137 |
| E | GLU140 |
Functional Information from PROSITE/UniProt
| site_id | PS00018 |
| Number of Residues | 13 |
| Details | EF_HAND_1 EF-hand calcium-binding domain. DKDGDGTITtkEL |
| Chain | Residue | Details |
| E | ASP20-LEU32 | |
| E | ASP56-PHE68 | |
| E | ASP93-LEU105 | |
| E | ASP129-PHE141 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 488 |
| Details | Transmembrane: {"description":"Helical","evidences":[{"source":"PubMed","id":"27296226","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"28878326","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI2 |
| Number of Residues | 252 |
| Details | Topological domain: {"description":"Extracellular","evidences":[{"source":"PubMed","id":"27296226","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"28878326","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI3 |
| Number of Residues | 132 |
| Details | Topological domain: {"description":"Cytoplasmic","evidences":[{"source":"PubMed","id":"27296226","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"28878326","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI4 |
| Number of Residues | 76 |
| Details | Intramembrane: {"description":"Pore-forming","evidences":[{"source":"PubMed","id":"27296226","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"28878326","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI5 |
| Number of Residues | 120 |
| Details | Repeat: {"description":"ANK 1","evidences":[{"evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI6 |
| Number of Residues | 116 |
| Details | Repeat: {"description":"ANK 2","evidences":[{"evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI7 |
| Number of Residues | 116 |
| Details | Repeat: {"description":"ANK 3","evidences":[{"evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI8 |
| Number of Residues | 116 |
| Details | Repeat: {"description":"ANK 4","evidences":[{"evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI9 |
| Number of Residues | 164 |
| Details | Repeat: {"description":"ANK 5","evidences":[{"evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI10 |
| Number of Residues | 116 |
| Details | Repeat: {"description":"ANK 6","evidences":[{"evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI11 |
| Number of Residues | 40 |
| Details | Region: {"description":"Interaction with calmodulin","evidences":[{"source":"UniProtKB","id":"Q91WD2","evidenceCode":"ECO:0000250"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI12 |
| Number of Residues | 16 |
| Details | Region: {"description":"Interaction with S100A10","evidences":[{"source":"UniProtKB","id":"Q91WD2","evidenceCode":"ECO:0000250"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI13 |
| Number of Residues | 16 |
| Details | Motif: {"description":"Selectivity filter","evidences":[{"source":"PubMed","id":"27296226","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI14 |
| Number of Residues | 4 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"27296226","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"5IWK","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5IWP","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI15 |
| Number of Residues | 8 |
| Details | Modified residue: {"description":"Phosphotyrosine; by SRC","evidences":[{"source":"PubMed","id":"17197020","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI16 |
| Number of Residues | 4 |
| Details | Glycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI17 |
| Number of Residues | 35 |
| Details | Domain: {"description":"EF-hand 1","evidences":[{"source":"PROSITE-ProRule","id":"PRU00448","evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI18 |
| Number of Residues | 35 |
| Details | Domain: {"description":"EF-hand 2","evidences":[{"source":"PROSITE-ProRule","id":"PRU00448","evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI19 |
| Number of Residues | 35 |
| Details | Domain: {"description":"EF-hand 3","evidences":[{"source":"PROSITE-ProRule","id":"PRU00448","evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI20 |
| Number of Residues | 32 |
| Details | Domain: {"description":"EF-hand 4","evidences":[{"source":"PROSITE-ProRule","id":"PRU00448","evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI21 |
| Number of Residues | 72 |
| Details | Region: {"description":"Necessary and sufficient for interaction with PCP4","evidences":[{"source":"PubMed","id":"27876793","evidenceCode":"ECO:0000269"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI22 |
| Number of Residues | 10 |
| Details | Binding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU00448","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"1474585","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"25441029","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"27564677","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1CLL","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4UMO","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4V0C","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5J03","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI23 |
| Number of Residues | 5 |
| Details | Binding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU00448","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"1474585","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"27564677","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"29724949","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1CLL","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5J03","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6CNN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6CNO","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI24 |
| Number of Residues | 5 |
| Details | Binding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU00448","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"1474585","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"27564677","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1CLL","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"5J03","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI25 |
| Number of Residues | 1 |
| Details | Modified residue: {"description":"N-acetylalanine","evidences":[{"source":"PubMed","id":"7093203","evidenceCode":"ECO:0000269"},{"source":"Reference","evidenceCode":"ECO:0000269","citation":{"citationType":"submission","publicationDate":"FEB-2008","submissionDatabase":"UniProtKB","authors":["Bienvenut W.V.","Bensaad K.","Vousden K.H."]}},{"source":"PubMed","id":"19413330","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"22223895","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"22814378","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"25944712","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI26 |
| Number of Residues | 1 |
| Details | Modified residue: {"description":"N6-acetyllysine; alternate","evidences":[{"source":"PubMed","id":"19608861","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI27 |
| Number of Residues | 1 |
| Details | Modified residue: {"description":"Phosphothreonine; by CaMK4","evidences":[{"source":"UniProtKB","id":"P0DP29","evidenceCode":"ECO:0000250"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI28 |
| Number of Residues | 1 |
| Details | Modified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI29 |
| Number of Residues | 1 |
| Details | Modified residue: {"description":"N6-acetyllysine","evidences":[{"source":"PubMed","id":"19608861","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI30 |
| Number of Residues | 1 |
| Details | Modified residue: {"description":"Phosphotyrosine","evidences":[{"source":"PubMed","id":"18669648","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"19690332","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI31 |
| Number of Residues | 1 |
| Details | Modified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"21406692","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"24275569","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI32 |
| Number of Residues | 1 |
| Details | Modified residue: {"description":"Phosphothreonine","evidences":[{"source":"PubMed","id":"24275569","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI33 |
| Number of Residues | 1 |
| Details | Modified residue: {"description":"N6-methyllysine; alternate","evidences":[{"source":"PubMed","id":"24129315","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI34 |
| Number of Residues | 1 |
| Details | Modified residue: {"description":"Phosphotyrosine","evidences":[{"source":"PubMed","id":"19690332","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI35 |
| Number of Residues | 2 |
| Details | Cross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin); alternate","evidences":[{"source":"UniProtKB","id":"P62157","evidenceCode":"ECO:0000250"}]} |
| Chain | Residue | Details |






