6DRC
High IP3 Ca2+ human type 3 1,4,5-inositol trisphosphate receptor
This is a non-PDB format compatible entry.
Functional Information from GO Data
| Chain | GOid | namespace | contents |
| A | 0000822 | molecular_function | inositol hexakisphosphate binding |
| A | 0005216 | molecular_function | monoatomic ion channel activity |
| A | 0005220 | molecular_function | inositol 1,4,5-trisphosphate-gated calcium channel activity |
| A | 0005262 | molecular_function | calcium channel activity |
| A | 0005509 | molecular_function | calcium ion binding |
| A | 0005515 | molecular_function | protein binding |
| A | 0005524 | molecular_function | ATP binding |
| A | 0005634 | cellular_component | nucleus |
| A | 0005640 | cellular_component | nuclear outer membrane |
| A | 0005654 | cellular_component | nucleoplasm |
| A | 0005730 | cellular_component | nucleolus |
| A | 0005737 | cellular_component | cytoplasm |
| A | 0005783 | cellular_component | endoplasmic reticulum |
| A | 0005789 | cellular_component | endoplasmic reticulum membrane |
| A | 0005886 | cellular_component | plasma membrane |
| A | 0005903 | cellular_component | brush border |
| A | 0006811 | biological_process | monoatomic ion transport |
| A | 0006816 | biological_process | calcium ion transport |
| A | 0007186 | biological_process | G protein-coupled receptor signaling pathway |
| A | 0007204 | biological_process | positive regulation of cytosolic calcium ion concentration |
| A | 0008270 | molecular_function | zinc ion binding |
| A | 0015278 | molecular_function | intracellularly gated calcium channel activity |
| A | 0016020 | cellular_component | membrane |
| A | 0016529 | cellular_component | sarcoplasmic reticulum |
| A | 0019722 | biological_process | calcium-mediated signaling |
| A | 0030168 | biological_process | platelet activation |
| A | 0030658 | cellular_component | transport vesicle membrane |
| A | 0030667 | cellular_component | secretory granule membrane |
| A | 0031095 | cellular_component | platelet dense tubular network membrane |
| A | 0035091 | molecular_function | phosphatidylinositol binding |
| A | 0043025 | cellular_component | neuronal cell body |
| A | 0043235 | cellular_component | receptor complex |
| A | 0043533 | molecular_function | inositol 1,3,4,5 tetrakisphosphate binding |
| A | 0045177 | cellular_component | apical part of cell |
| A | 0050909 | biological_process | sensory perception of taste |
| A | 0051209 | biological_process | release of sequestered calcium ion into cytosol |
| 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 | 0070588 | biological_process | calcium ion transmembrane transport |
| A | 0070679 | molecular_function | inositol 1,4,5 trisphosphate binding |
| A | 0098554 | cellular_component | cytoplasmic side of endoplasmic reticulum membrane |
| B | 0000822 | molecular_function | inositol hexakisphosphate binding |
| B | 0005216 | molecular_function | monoatomic ion channel activity |
| B | 0005220 | molecular_function | inositol 1,4,5-trisphosphate-gated calcium channel activity |
| B | 0005262 | molecular_function | calcium channel activity |
| B | 0005509 | molecular_function | calcium ion binding |
| B | 0005515 | molecular_function | protein binding |
| B | 0005524 | molecular_function | ATP binding |
| B | 0005634 | cellular_component | nucleus |
| B | 0005640 | cellular_component | nuclear outer membrane |
| B | 0005654 | cellular_component | nucleoplasm |
| B | 0005730 | cellular_component | nucleolus |
| B | 0005737 | cellular_component | cytoplasm |
| B | 0005783 | cellular_component | endoplasmic reticulum |
| B | 0005789 | cellular_component | endoplasmic reticulum membrane |
| B | 0005886 | cellular_component | plasma membrane |
| B | 0005903 | cellular_component | brush border |
| B | 0006811 | biological_process | monoatomic ion transport |
| B | 0006816 | biological_process | calcium ion transport |
| B | 0007186 | biological_process | G protein-coupled receptor signaling pathway |
| B | 0007204 | biological_process | positive regulation of cytosolic calcium ion concentration |
| B | 0008270 | molecular_function | zinc ion binding |
| B | 0015278 | molecular_function | intracellularly gated calcium channel activity |
| B | 0016020 | cellular_component | membrane |
| B | 0016529 | cellular_component | sarcoplasmic reticulum |
| B | 0019722 | biological_process | calcium-mediated signaling |
| B | 0030168 | biological_process | platelet activation |
| B | 0030658 | cellular_component | transport vesicle membrane |
| B | 0030667 | cellular_component | secretory granule membrane |
| B | 0031095 | cellular_component | platelet dense tubular network membrane |
| B | 0035091 | molecular_function | phosphatidylinositol binding |
| B | 0043025 | cellular_component | neuronal cell body |
| B | 0043235 | cellular_component | receptor complex |
| B | 0043533 | molecular_function | inositol 1,3,4,5 tetrakisphosphate binding |
| B | 0045177 | cellular_component | apical part of cell |
| B | 0050909 | biological_process | sensory perception of taste |
| B | 0051209 | biological_process | release of sequestered calcium ion into cytosol |
| 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 | 0070588 | biological_process | calcium ion transmembrane transport |
| B | 0070679 | molecular_function | inositol 1,4,5 trisphosphate binding |
| B | 0098554 | cellular_component | cytoplasmic side of endoplasmic reticulum membrane |
| C | 0000822 | molecular_function | inositol hexakisphosphate binding |
| C | 0005216 | molecular_function | monoatomic ion channel activity |
| C | 0005220 | molecular_function | inositol 1,4,5-trisphosphate-gated calcium channel activity |
| C | 0005262 | molecular_function | calcium channel activity |
| C | 0005509 | molecular_function | calcium ion binding |
| C | 0005515 | molecular_function | protein binding |
| C | 0005524 | molecular_function | ATP binding |
| C | 0005634 | cellular_component | nucleus |
| C | 0005640 | cellular_component | nuclear outer membrane |
| C | 0005654 | cellular_component | nucleoplasm |
| C | 0005730 | cellular_component | nucleolus |
| C | 0005737 | cellular_component | cytoplasm |
| C | 0005783 | cellular_component | endoplasmic reticulum |
| C | 0005789 | cellular_component | endoplasmic reticulum membrane |
| C | 0005886 | cellular_component | plasma membrane |
| C | 0005903 | cellular_component | brush border |
| C | 0006811 | biological_process | monoatomic ion transport |
| C | 0006816 | biological_process | calcium ion transport |
| C | 0007186 | biological_process | G protein-coupled receptor signaling pathway |
| C | 0007204 | biological_process | positive regulation of cytosolic calcium ion concentration |
| C | 0008270 | molecular_function | zinc ion binding |
| C | 0015278 | molecular_function | intracellularly gated calcium channel activity |
| C | 0016020 | cellular_component | membrane |
| C | 0016529 | cellular_component | sarcoplasmic reticulum |
| C | 0019722 | biological_process | calcium-mediated signaling |
| C | 0030168 | biological_process | platelet activation |
| C | 0030658 | cellular_component | transport vesicle membrane |
| C | 0030667 | cellular_component | secretory granule membrane |
| C | 0031095 | cellular_component | platelet dense tubular network membrane |
| C | 0035091 | molecular_function | phosphatidylinositol binding |
| C | 0043025 | cellular_component | neuronal cell body |
| C | 0043235 | cellular_component | receptor complex |
| C | 0043533 | molecular_function | inositol 1,3,4,5 tetrakisphosphate binding |
| C | 0045177 | cellular_component | apical part of cell |
| C | 0050909 | biological_process | sensory perception of taste |
| C | 0051209 | biological_process | release of sequestered calcium ion into cytosol |
| 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 | 0070588 | biological_process | calcium ion transmembrane transport |
| C | 0070679 | molecular_function | inositol 1,4,5 trisphosphate binding |
| C | 0098554 | cellular_component | cytoplasmic side of endoplasmic reticulum membrane |
| D | 0000822 | molecular_function | inositol hexakisphosphate binding |
| D | 0005216 | molecular_function | monoatomic ion channel activity |
| D | 0005220 | molecular_function | inositol 1,4,5-trisphosphate-gated calcium channel activity |
| D | 0005262 | molecular_function | calcium channel activity |
| D | 0005509 | molecular_function | calcium ion binding |
| D | 0005515 | molecular_function | protein binding |
| D | 0005524 | molecular_function | ATP binding |
| D | 0005634 | cellular_component | nucleus |
| D | 0005640 | cellular_component | nuclear outer membrane |
| D | 0005654 | cellular_component | nucleoplasm |
| D | 0005730 | cellular_component | nucleolus |
| D | 0005737 | cellular_component | cytoplasm |
| D | 0005783 | cellular_component | endoplasmic reticulum |
| D | 0005789 | cellular_component | endoplasmic reticulum membrane |
| D | 0005886 | cellular_component | plasma membrane |
| D | 0005903 | cellular_component | brush border |
| D | 0006811 | biological_process | monoatomic ion transport |
| D | 0006816 | biological_process | calcium ion transport |
| D | 0007186 | biological_process | G protein-coupled receptor signaling pathway |
| D | 0007204 | biological_process | positive regulation of cytosolic calcium ion concentration |
| D | 0008270 | molecular_function | zinc ion binding |
| D | 0015278 | molecular_function | intracellularly gated calcium channel activity |
| D | 0016020 | cellular_component | membrane |
| D | 0016529 | cellular_component | sarcoplasmic reticulum |
| D | 0019722 | biological_process | calcium-mediated signaling |
| D | 0030168 | biological_process | platelet activation |
| D | 0030658 | cellular_component | transport vesicle membrane |
| D | 0030667 | cellular_component | secretory granule membrane |
| D | 0031095 | cellular_component | platelet dense tubular network membrane |
| D | 0035091 | molecular_function | phosphatidylinositol binding |
| D | 0043025 | cellular_component | neuronal cell body |
| D | 0043235 | cellular_component | receptor complex |
| D | 0043533 | molecular_function | inositol 1,3,4,5 tetrakisphosphate binding |
| D | 0045177 | cellular_component | apical part of cell |
| D | 0050909 | biological_process | sensory perception of taste |
| D | 0051209 | biological_process | release of sequestered calcium ion into cytosol |
| 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 | 0070588 | biological_process | calcium ion transmembrane transport |
| D | 0070679 | molecular_function | inositol 1,4,5 trisphosphate binding |
| D | 0098554 | cellular_component | cytoplasmic side of endoplasmic reticulum membrane |
Functional Information from PDB Data
| site_id | AC1 |
| Number of Residues | 4 |
| Details | binding site for residue ZN A 3001 |
| Chain | Residue |
| A | CYS2538 |
| A | CYS2541 |
| A | HIS2558 |
| A | HIS2563 |
| site_id | AC2 |
| Number of Residues | 8 |
| Details | binding site for residue I3P A 3002 |
| Chain | Residue |
| A | TYR567 |
| A | ARG568 |
| A | LYS569 |
| A | ARG266 |
| A | THR267 |
| A | THR268 |
| A | LYS507 |
| A | ARG510 |
| site_id | AC3 |
| Number of Residues | 2 |
| Details | binding site for residue CA A 3003 |
| Chain | Residue |
| A | GLU1946 |
| A | THR2581 |
| site_id | AC4 |
| Number of Residues | 3 |
| Details | binding site for residue CA A 3004 |
| Chain | Residue |
| A | ARG743 |
| A | GLU1122 |
| A | GLU1125 |
| site_id | AC5 |
| Number of Residues | 4 |
| Details | binding site for residue ZN B 3001 |
| Chain | Residue |
| B | CYS2538 |
| B | CYS2541 |
| B | HIS2558 |
| B | HIS2563 |
| site_id | AC6 |
| Number of Residues | 8 |
| Details | binding site for residue I3P B 3002 |
| Chain | Residue |
| B | ARG266 |
| B | THR267 |
| B | THR268 |
| B | LYS507 |
| B | ARG510 |
| B | TYR567 |
| B | ARG568 |
| B | LYS569 |
| site_id | AC7 |
| Number of Residues | 2 |
| Details | binding site for residue CA B 3003 |
| Chain | Residue |
| B | GLU1946 |
| B | THR2581 |
| site_id | AC8 |
| Number of Residues | 3 |
| Details | binding site for residue CA B 3004 |
| Chain | Residue |
| B | ARG743 |
| B | GLU1122 |
| B | GLU1125 |
| site_id | AC9 |
| Number of Residues | 4 |
| Details | binding site for residue ZN C 3001 |
| Chain | Residue |
| C | CYS2538 |
| C | CYS2541 |
| C | HIS2558 |
| C | HIS2563 |
| site_id | AD1 |
| Number of Residues | 8 |
| Details | binding site for residue I3P C 3002 |
| Chain | Residue |
| C | ARG266 |
| C | THR267 |
| C | THR268 |
| C | LYS507 |
| C | ARG510 |
| C | TYR567 |
| C | ARG568 |
| C | LYS569 |
| site_id | AD2 |
| Number of Residues | 2 |
| Details | binding site for residue CA C 3003 |
| Chain | Residue |
| C | GLU1946 |
| C | THR2581 |
| site_id | AD3 |
| Number of Residues | 3 |
| Details | binding site for residue CA C 3004 |
| Chain | Residue |
| C | ARG743 |
| C | GLU1122 |
| C | GLU1125 |
| site_id | AD4 |
| Number of Residues | 4 |
| Details | binding site for residue ZN D 3001 |
| Chain | Residue |
| D | CYS2538 |
| D | CYS2541 |
| D | HIS2558 |
| D | HIS2563 |
| site_id | AD5 |
| Number of Residues | 8 |
| Details | binding site for residue I3P D 3002 |
| Chain | Residue |
| D | ARG266 |
| D | THR267 |
| D | THR268 |
| D | LYS507 |
| D | ARG510 |
| D | TYR567 |
| D | ARG568 |
| D | LYS569 |
| site_id | AD6 |
| Number of Residues | 2 |
| Details | binding site for residue CA D 3003 |
| Chain | Residue |
| D | GLU1946 |
| D | THR2581 |
| site_id | AD7 |
| Number of Residues | 3 |
| Details | binding site for residue CA D 3004 |
| Chain | Residue |
| D | ARG743 |
| D | GLU1122 |
| D | GLU1125 |
Functional Information from PROSITE/UniProt
| site_id | PS00307 |
| Number of Residues | 7 |
| Details | LECTIN_LEGUME_BETA Legume lectins beta-chain signature. LSVVLDT |
| Chain | Residue | Details |
| A | LEU1443-THR1449 |
Functional Information from SwissProt/UniProt
| site_id | SWS_FT_FI1 |
| Number of Residues | 400 |
| Details | Transmembrane: {"description":"Helical","evidences":[{"evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI2 |
| Number of Residues | 112 |
| Details | Topological domain: {"description":"Cytoplasmic","evidences":[{"evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI3 |
| Number of Residues | 156 |
| Details | Topological domain: {"description":"Extracellular","evidences":[{"evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI4 |
| Number of Residues | 240 |
| Details | Domain: {"description":"MIR 1","evidences":[{"source":"PROSITE-ProRule","id":"PRU00131","evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI5 |
| Number of Residues | 200 |
| Details | Domain: {"description":"MIR 2","evidences":[{"source":"PROSITE-ProRule","id":"PRU00131","evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI6 |
| Number of Residues | 224 |
| Details | Domain: {"description":"MIR 3","evidences":[{"source":"PROSITE-ProRule","id":"PRU00131","evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI7 |
| Number of Residues | 224 |
| Details | Domain: {"description":"MIR 5","evidences":[{"source":"PROSITE-ProRule","id":"PRU00131","evidenceCode":"ECO:0000255"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI8 |
| Number of Residues | 28 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"30013099","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"35301323","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"37898605","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"6DQZ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"7T3P","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8TKF","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI9 |
| Number of Residues | 4 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"35301323","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"37898605","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"7T3P","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8TKF","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI10 |
| Number of Residues | 4 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"30013099","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"30013099","evidenceCode":"ECO:0000305"},{"source":"PDB","id":"6DQZ","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI11 |
| Number of Residues | 4 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"30013099","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"35301323","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"37898605","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"6DQN","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"7T3P","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8TKF","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI12 |
| Number of Residues | 4 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"30013099","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"6DRA","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI13 |
| Number of Residues | 4 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"30013099","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"6DR2","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"6DRA","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI14 |
| Number of Residues | 4 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"30013099","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"37898605","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"6DR2","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8TKG","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI15 |
| Number of Residues | 12 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"30013099","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"35301323","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"37898605","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"6DRA","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"7T3U","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8TL9","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI16 |
| Number of Residues | 8 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"35301323","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"7T3R","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI17 |
| Number of Residues | 12 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"35301323","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"37898605","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"7T3R","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8TKG","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI18 |
| Number of Residues | 16 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"30013099","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"35301323","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"37898605","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"6DR0","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"7T3P","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8TKD","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI19 |
| Number of Residues | 4 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"35301323","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"37898605","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"8TKG","evidenceCode":"ECO:0000312"},{"source":"PDB","id":"7T3R","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI20 |
| Number of Residues | 4 |
| Details | Binding site: {"evidences":[{"source":"PubMed","id":"35301323","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"37898605","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"7T3R","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8TKI","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |
| site_id | SWS_FT_FI21 |
| Number of Residues | 4 |
| Details | Modified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]} |
| Chain | Residue | Details |






