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7CR4

human KCNQ2-CaM in complex with ztz240

Functional Information from GO Data
ChainGOidnamespacecontents
A0005216molecular_functionmonoatomic ion channel activity
A0005249molecular_functionvoltage-gated potassium channel activity
A0006811biological_processmonoatomic ion transport
A0006813biological_processpotassium ion transport
A0016020cellular_componentmembrane
A0055085biological_processtransmembrane transport
B0005216molecular_functionmonoatomic ion channel activity
B0005249molecular_functionvoltage-gated potassium channel activity
B0006811biological_processmonoatomic ion transport
B0006813biological_processpotassium ion transport
B0016020cellular_componentmembrane
B0055085biological_processtransmembrane transport
C0000086biological_processG2/M transition of mitotic cell cycle
C0000922cellular_componentspindle pole
C0001975biological_processresponse to amphetamine
C0002027biological_processregulation of heart rate
C0005246molecular_functioncalcium channel regulator activity
C0005509molecular_functioncalcium ion binding
C0005513biological_processdetection of calcium ion
C0005515molecular_functionprotein binding
C0005634cellular_componentnucleus
C0005737cellular_componentcytoplasm
C0005739cellular_componentmitochondrion
C0005813cellular_componentcentrosome
C0005819cellular_componentspindle
C0005876cellular_componentspindle microtubule
C0005886cellular_componentplasma membrane
C0007186biological_processG protein-coupled receptor signaling pathway
C0008076cellular_componentvoltage-gated potassium channel complex
C0008179molecular_functionadenylate cyclase binding
C0010856molecular_functionadenylate cyclase activator activity
C0010880biological_processregulation of release of sequestered calcium ion into cytosol by sarcoplasmic reticulum
C0010881biological_processregulation of cardiac muscle contraction by regulation of the release of sequestered calcium ion
C0016020cellular_componentmembrane
C0019901molecular_functionprotein kinase binding
C0019904molecular_functionprotein domain specific binding
C0021762biological_processsubstantia nigra development
C0030017cellular_componentsarcomere
C0030235molecular_functionnitric-oxide synthase regulator activity
C0030426cellular_componentgrowth cone
C0030672cellular_componentsynaptic vesicle membrane
C0031432molecular_functiontitin binding
C0031800molecular_functiontype 3 metabotropic glutamate receptor binding
C0031966cellular_componentmitochondrial membrane
C0031982cellular_componentvesicle
C0032465biological_processregulation of cytokinesis
C0032991cellular_componentprotein-containing complex
C0034704cellular_componentcalcium channel complex
C0043209cellular_componentmyelin sheath
C0043539molecular_functionprotein serine/threonine kinase activator activity
C0043548molecular_functionphosphatidylinositol 3-kinase binding
C0044305cellular_componentcalyx of Held
C0044325molecular_functiontransmembrane transporter binding
C0046872molecular_functionmetal ion binding
C0048306molecular_functioncalcium-dependent protein binding
C0050848biological_processregulation of calcium-mediated signaling
C0050998molecular_functionnitric-oxide synthase binding
C0051412biological_processresponse to corticosterone
C0051592biological_processresponse to calcium ion
C0055117biological_processregulation of cardiac muscle contraction
C0060291biological_processlong-term synaptic potentiation
C0072542molecular_functionprotein phosphatase activator activity
C0090150biological_processestablishment of protein localization to membrane
C0090151biological_processestablishment of protein localization to mitochondrial membrane
C0097225cellular_componentsperm midpiece
C0097720biological_processcalcineurin-mediated signaling
C0098685cellular_componentSchaffer collateral - CA1 synapse
C0098901biological_processregulation of cardiac muscle cell action potential
C0099523cellular_componentpresynaptic cytosol
C0099524cellular_componentpostsynaptic cytosol
C0140238biological_processpresynaptic endocytosis
C0141110molecular_functiontransporter inhibitor activity
C1900242biological_processregulation of synaptic vesicle endocytosis
C1901842biological_processnegative regulation of high voltage-gated calcium channel activity
C1901844biological_processregulation of cell communication by electrical coupling involved in cardiac conduction
C1902494cellular_componentcatalytic complex
C1905913biological_processnegative regulation of calcium ion export across plasma membrane
C2000300biological_processregulation of synaptic vesicle exocytosis
D0005216molecular_functionmonoatomic ion channel activity
D0005249molecular_functionvoltage-gated potassium channel activity
D0006811biological_processmonoatomic ion transport
D0006813biological_processpotassium ion transport
D0016020cellular_componentmembrane
D0055085biological_processtransmembrane transport
E0000086biological_processG2/M transition of mitotic cell cycle
E0000922cellular_componentspindle pole
E0001975biological_processresponse to amphetamine
E0002027biological_processregulation of heart rate
E0005246molecular_functioncalcium channel regulator activity
E0005509molecular_functioncalcium ion binding
E0005513biological_processdetection of calcium ion
E0005515molecular_functionprotein binding
E0005634cellular_componentnucleus
E0005737cellular_componentcytoplasm
E0005739cellular_componentmitochondrion
E0005813cellular_componentcentrosome
E0005819cellular_componentspindle
E0005876cellular_componentspindle microtubule
E0005886cellular_componentplasma membrane
E0007186biological_processG protein-coupled receptor signaling pathway
E0008076cellular_componentvoltage-gated potassium channel complex
E0008179molecular_functionadenylate cyclase binding
E0010856molecular_functionadenylate cyclase activator activity
E0010880biological_processregulation of release of sequestered calcium ion into cytosol by sarcoplasmic reticulum
E0010881biological_processregulation of cardiac muscle contraction by regulation of the release of sequestered calcium ion
E0016020cellular_componentmembrane
E0019901molecular_functionprotein kinase binding
E0019904molecular_functionprotein domain specific binding
E0021762biological_processsubstantia nigra development
E0030017cellular_componentsarcomere
E0030235molecular_functionnitric-oxide synthase regulator activity
E0030426cellular_componentgrowth cone
E0030672cellular_componentsynaptic vesicle membrane
E0031432molecular_functiontitin binding
E0031800molecular_functiontype 3 metabotropic glutamate receptor binding
E0031966cellular_componentmitochondrial membrane
E0031982cellular_componentvesicle
E0032465biological_processregulation of cytokinesis
E0032991cellular_componentprotein-containing complex
E0034704cellular_componentcalcium channel complex
E0043209cellular_componentmyelin sheath
E0043539molecular_functionprotein serine/threonine kinase activator activity
E0043548molecular_functionphosphatidylinositol 3-kinase binding
E0044305cellular_componentcalyx of Held
E0044325molecular_functiontransmembrane transporter binding
E0046872molecular_functionmetal ion binding
E0048306molecular_functioncalcium-dependent protein binding
E0050848biological_processregulation of calcium-mediated signaling
E0050998molecular_functionnitric-oxide synthase binding
E0051412biological_processresponse to corticosterone
E0051592biological_processresponse to calcium ion
E0055117biological_processregulation of cardiac muscle contraction
E0060291biological_processlong-term synaptic potentiation
E0072542molecular_functionprotein phosphatase activator activity
E0090150biological_processestablishment of protein localization to membrane
E0090151biological_processestablishment of protein localization to mitochondrial membrane
E0097225cellular_componentsperm midpiece
E0097720biological_processcalcineurin-mediated signaling
E0098685cellular_componentSchaffer collateral - CA1 synapse
E0098901biological_processregulation of cardiac muscle cell action potential
E0099523cellular_componentpresynaptic cytosol
E0099524cellular_componentpostsynaptic cytosol
E0140238biological_processpresynaptic endocytosis
E0141110molecular_functiontransporter inhibitor activity
E1900242biological_processregulation of synaptic vesicle endocytosis
E1901842biological_processnegative regulation of high voltage-gated calcium channel activity
E1901844biological_processregulation of cell communication by electrical coupling involved in cardiac conduction
E1902494cellular_componentcatalytic complex
E1905913biological_processnegative regulation of calcium ion export across plasma membrane
E2000300biological_processregulation of synaptic vesicle exocytosis
F0005216molecular_functionmonoatomic ion channel activity
F0005249molecular_functionvoltage-gated potassium channel activity
F0006811biological_processmonoatomic ion transport
F0006813biological_processpotassium ion transport
F0016020cellular_componentmembrane
F0055085biological_processtransmembrane transport
G0000086biological_processG2/M transition of mitotic cell cycle
G0000922cellular_componentspindle pole
G0001975biological_processresponse to amphetamine
G0002027biological_processregulation of heart rate
G0005246molecular_functioncalcium channel regulator activity
G0005509molecular_functioncalcium ion binding
G0005513biological_processdetection of calcium ion
G0005515molecular_functionprotein binding
G0005634cellular_componentnucleus
G0005737cellular_componentcytoplasm
G0005739cellular_componentmitochondrion
G0005813cellular_componentcentrosome
G0005819cellular_componentspindle
G0005876cellular_componentspindle microtubule
G0005886cellular_componentplasma membrane
G0007186biological_processG protein-coupled receptor signaling pathway
G0008076cellular_componentvoltage-gated potassium channel complex
G0008179molecular_functionadenylate cyclase binding
G0010856molecular_functionadenylate cyclase activator activity
G0010880biological_processregulation of release of sequestered calcium ion into cytosol by sarcoplasmic reticulum
G0010881biological_processregulation of cardiac muscle contraction by regulation of the release of sequestered calcium ion
G0016020cellular_componentmembrane
G0019901molecular_functionprotein kinase binding
G0019904molecular_functionprotein domain specific binding
G0021762biological_processsubstantia nigra development
G0030017cellular_componentsarcomere
G0030235molecular_functionnitric-oxide synthase regulator activity
G0030426cellular_componentgrowth cone
G0030672cellular_componentsynaptic vesicle membrane
G0031432molecular_functiontitin binding
G0031800molecular_functiontype 3 metabotropic glutamate receptor binding
G0031966cellular_componentmitochondrial membrane
G0031982cellular_componentvesicle
G0032465biological_processregulation of cytokinesis
G0032991cellular_componentprotein-containing complex
G0034704cellular_componentcalcium channel complex
G0043209cellular_componentmyelin sheath
G0043539molecular_functionprotein serine/threonine kinase activator activity
G0043548molecular_functionphosphatidylinositol 3-kinase binding
G0044305cellular_componentcalyx of Held
G0044325molecular_functiontransmembrane transporter binding
G0046872molecular_functionmetal ion binding
G0048306molecular_functioncalcium-dependent protein binding
G0050848biological_processregulation of calcium-mediated signaling
G0050998molecular_functionnitric-oxide synthase binding
G0051412biological_processresponse to corticosterone
G0051592biological_processresponse to calcium ion
G0055117biological_processregulation of cardiac muscle contraction
G0060291biological_processlong-term synaptic potentiation
G0072542molecular_functionprotein phosphatase activator activity
G0090150biological_processestablishment of protein localization to membrane
G0090151biological_processestablishment of protein localization to mitochondrial membrane
G0097225cellular_componentsperm midpiece
G0097720biological_processcalcineurin-mediated signaling
G0098685cellular_componentSchaffer collateral - CA1 synapse
G0098901biological_processregulation of cardiac muscle cell action potential
G0099523cellular_componentpresynaptic cytosol
G0099524cellular_componentpostsynaptic cytosol
G0140238biological_processpresynaptic endocytosis
G0141110molecular_functiontransporter inhibitor activity
G1900242biological_processregulation of synaptic vesicle endocytosis
G1901842biological_processnegative regulation of high voltage-gated calcium channel activity
G1901844biological_processregulation of cell communication by electrical coupling involved in cardiac conduction
G1902494cellular_componentcatalytic complex
G1905913biological_processnegative regulation of calcium ion export across plasma membrane
G2000300biological_processregulation of synaptic vesicle exocytosis
H0000086biological_processG2/M transition of mitotic cell cycle
H0000922cellular_componentspindle pole
H0001975biological_processresponse to amphetamine
H0002027biological_processregulation of heart rate
H0005246molecular_functioncalcium channel regulator activity
H0005509molecular_functioncalcium ion binding
H0005513biological_processdetection of calcium ion
H0005515molecular_functionprotein binding
H0005634cellular_componentnucleus
H0005737cellular_componentcytoplasm
H0005739cellular_componentmitochondrion
H0005813cellular_componentcentrosome
H0005819cellular_componentspindle
H0005876cellular_componentspindle microtubule
H0005886cellular_componentplasma membrane
H0007186biological_processG protein-coupled receptor signaling pathway
H0008076cellular_componentvoltage-gated potassium channel complex
H0008179molecular_functionadenylate cyclase binding
H0010856molecular_functionadenylate cyclase activator activity
H0010880biological_processregulation of release of sequestered calcium ion into cytosol by sarcoplasmic reticulum
H0010881biological_processregulation of cardiac muscle contraction by regulation of the release of sequestered calcium ion
H0016020cellular_componentmembrane
H0019901molecular_functionprotein kinase binding
H0019904molecular_functionprotein domain specific binding
H0021762biological_processsubstantia nigra development
H0030017cellular_componentsarcomere
H0030235molecular_functionnitric-oxide synthase regulator activity
H0030426cellular_componentgrowth cone
H0030672cellular_componentsynaptic vesicle membrane
H0031432molecular_functiontitin binding
H0031800molecular_functiontype 3 metabotropic glutamate receptor binding
H0031966cellular_componentmitochondrial membrane
H0031982cellular_componentvesicle
H0032465biological_processregulation of cytokinesis
H0032991cellular_componentprotein-containing complex
H0034704cellular_componentcalcium channel complex
H0043209cellular_componentmyelin sheath
H0043539molecular_functionprotein serine/threonine kinase activator activity
H0043548molecular_functionphosphatidylinositol 3-kinase binding
H0044305cellular_componentcalyx of Held
H0044325molecular_functiontransmembrane transporter binding
H0046872molecular_functionmetal ion binding
H0048306molecular_functioncalcium-dependent protein binding
H0050848biological_processregulation of calcium-mediated signaling
H0050998molecular_functionnitric-oxide synthase binding
H0051412biological_processresponse to corticosterone
H0051592biological_processresponse to calcium ion
H0055117biological_processregulation of cardiac muscle contraction
H0060291biological_processlong-term synaptic potentiation
H0072542molecular_functionprotein phosphatase activator activity
H0090150biological_processestablishment of protein localization to membrane
H0090151biological_processestablishment of protein localization to mitochondrial membrane
H0097225cellular_componentsperm midpiece
H0097720biological_processcalcineurin-mediated signaling
H0098685cellular_componentSchaffer collateral - CA1 synapse
H0098901biological_processregulation of cardiac muscle cell action potential
H0099523cellular_componentpresynaptic cytosol
H0099524cellular_componentpostsynaptic cytosol
H0140238biological_processpresynaptic endocytosis
H0141110molecular_functiontransporter inhibitor activity
H1900242biological_processregulation of synaptic vesicle endocytosis
H1901842biological_processnegative regulation of high voltage-gated calcium channel activity
H1901844biological_processregulation of cell communication by electrical coupling involved in cardiac conduction
H1902494cellular_componentcatalytic complex
H1905913biological_processnegative regulation of calcium ion export across plasma membrane
H2000300biological_processregulation of synaptic vesicle exocytosis
Functional Information from PDB Data
site_idAC1
Number of Residues8
Detailsbinding site for residue GB9 A 1001
ChainResidue
AILE134
APHE137
APHE168
AASP172
AVAL175
ALEU176
ASER179
AARG210

site_idAC2
Number of Residues8
Detailsbinding site for residue GB9 B 1001
ChainResidue
BPHE137
BPHE168
BASP172
BVAL175
BLEU176
BSER179
BARG210
BILE134

site_idAC3
Number of Residues8
Detailsbinding site for residue GB9 D 1001
ChainResidue
DILE134
DPHE137
DPHE168
DASP172
DVAL175
DLEU176
DSER179
DARG210

site_idAC4
Number of Residues8
Detailsbinding site for residue GB9 F 1001
ChainResidue
FILE134
FPHE137
FPHE168
FASP172
FVAL175
FLEU176
FSER179
FARG210

Functional Information from PROSITE/UniProt
site_idPS00018
Number of Residues13
DetailsEF_HAND_1 EF-hand calcium-binding domain. DKDGDGTITtkEL
ChainResidueDetails
HASP21-LEU33
HASP57-PHE69
HASP94-LEU106
HASP130-PHE142

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues88
DetailsTransmembrane: {"description":"Helical; Name=Segment S1","evidences":[{"source":"PubMed","id":"32884139","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"7CR3","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues112
DetailsTopological domain: {"description":"Extracellular","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues84
DetailsTransmembrane: {"description":"Helical; Name=Segment S2","evidences":[{"source":"PubMed","id":"32884139","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"7CR3","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues112
DetailsTopological domain: {"description":"Cytoplasmic","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues76
DetailsTransmembrane: {"description":"Helical; Name=Segment S3","evidences":[{"source":"PubMed","id":"32884139","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"7CR3","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues72
DetailsTransmembrane: {"description":"Helical; Voltage-sensor; Name=Segment S4","evidences":[{"source":"PubMed","id":"32884139","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"7CR3","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues100
DetailsTransmembrane: {"description":"Helical; Name=Segment S5","evidences":[{"source":"PubMed","id":"32884139","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"7CR3","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues48
DetailsIntramembrane: {"description":"Pore-forming; Name=Segment H5","evidences":[{"source":"PubMed","id":"32884139","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"7CR3","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues104
DetailsTransmembrane: {"description":"Helical; Name=Segment S6","evidences":[{"source":"PubMed","id":"32884139","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"7CR3","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues404
DetailsRegion: {"description":"Mediates interaction with SLC5A3/SMIT1","evidences":[{"source":"UniProtKB","id":"O88943","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI11
Number of Residues20
DetailsMotif: {"description":"Selectivity filter","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI12
Number of Residues8
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"37857637","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"8J01","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"8W4U","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI13
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"37857637","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"8W4U","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI14
Number of Residues4
DetailsModified residue: {"description":"Phosphothreonine","evidences":[{"source":"PubMed","id":"16319223","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI15
Number of Residues140
DetailsDomain: {"description":"EF-hand 1","evidences":[{"source":"PROSITE-ProRule","id":"PRU00448","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI16
Number of Residues140
DetailsDomain: {"description":"EF-hand 2","evidences":[{"source":"PROSITE-ProRule","id":"PRU00448","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI17
Number of Residues140
DetailsDomain: {"description":"EF-hand 3","evidences":[{"source":"PROSITE-ProRule","id":"PRU00448","evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI18
Number of Residues80
DetailsBinding site: {"evidences":[{"source":"PROSITE-ProRule","id":"PRU00448","evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"1474585","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI19
Number of Residues4
DetailsModified residue: {"description":"N6-acetyllysine; alternate","evidences":[{"source":"PubMed","id":"19608861","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI20
Number of Residues4
DetailsModified residue: {"description":"Phosphothreonine; by CaMK4","evidences":[{"source":"UniProtKB","id":"P0DP31","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI21
Number of Residues4
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"23186163","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI22
Number of Residues4
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"PubMed","id":"19608861","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI23
Number of Residues4
DetailsModified residue: {"description":"Phosphotyrosine","evidences":[{"source":"PubMed","id":"18669648","evidenceCode":"ECO:0007744"},{"source":"PubMed","id":"19690332","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI24
Number of Residues4
DetailsModified 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"}]}
ChainResidueDetails

site_idSWS_FT_FI25
Number of Residues4
DetailsModified residue: {"description":"Phosphothreonine","evidences":[{"source":"PubMed","id":"24275569","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI26
Number of Residues4
DetailsModified residue: {"description":"N6-methyllysine; alternate","evidences":[{"source":"PubMed","id":"24129315","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI27
Number of Residues4
DetailsModified residue: {"description":"Phosphotyrosine","evidences":[{"source":"PubMed","id":"19690332","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI28
Number of Residues8
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin); alternate","evidences":[{"source":"UniProtKB","id":"P62157","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

243911

PDB entries from 2025-10-29

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