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9LJ5

Human KCNQ5-CaM-PIP2-HN37 complex in an open conformation.

Functional Information from GO Data
ChainGOidnamespacecontents
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
C0005856cellular_componentcytoskeleton
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
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
E0005856cellular_componentcytoskeleton
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
F0000086biological_processG2/M transition of mitotic cell cycle
F0000922cellular_componentspindle pole
F0001975biological_processresponse to amphetamine
F0002027biological_processregulation of heart rate
F0005246molecular_functioncalcium channel regulator activity
F0005509molecular_functioncalcium ion binding
F0005513biological_processdetection of calcium ion
F0005515molecular_functionprotein binding
F0005634cellular_componentnucleus
F0005737cellular_componentcytoplasm
F0005739cellular_componentmitochondrion
F0005813cellular_componentcentrosome
F0005819cellular_componentspindle
F0005856cellular_componentcytoskeleton
F0005876cellular_componentspindle microtubule
F0005886cellular_componentplasma membrane
F0007186biological_processG protein-coupled receptor signaling pathway
F0008076cellular_componentvoltage-gated potassium channel complex
F0008179molecular_functionadenylate cyclase binding
F0010856molecular_functionadenylate cyclase activator activity
F0010880biological_processregulation of release of sequestered calcium ion into cytosol by sarcoplasmic reticulum
F0010881biological_processregulation of cardiac muscle contraction by regulation of the release of sequestered calcium ion
F0016020cellular_componentmembrane
F0019901molecular_functionprotein kinase binding
F0019904molecular_functionprotein domain specific binding
F0021762biological_processsubstantia nigra development
F0030017cellular_componentsarcomere
F0030235molecular_functionnitric-oxide synthase regulator activity
F0030426cellular_componentgrowth cone
F0030672cellular_componentsynaptic vesicle membrane
F0031432molecular_functiontitin binding
F0031800molecular_functiontype 3 metabotropic glutamate receptor binding
F0031966cellular_componentmitochondrial membrane
F0031982cellular_componentvesicle
F0032465biological_processregulation of cytokinesis
F0032991cellular_componentprotein-containing complex
F0034704cellular_componentcalcium channel complex
F0043209cellular_componentmyelin sheath
F0043539molecular_functionprotein serine/threonine kinase activator activity
F0043548molecular_functionphosphatidylinositol 3-kinase binding
F0044305cellular_componentcalyx of Held
F0044325molecular_functiontransmembrane transporter binding
F0046872molecular_functionmetal ion binding
F0048306molecular_functioncalcium-dependent protein binding
F0050848biological_processregulation of calcium-mediated signaling
F0050998molecular_functionnitric-oxide synthase binding
F0051412biological_processresponse to corticosterone
F0051592biological_processresponse to calcium ion
F0055117biological_processregulation of cardiac muscle contraction
F0060291biological_processlong-term synaptic potentiation
F0072542molecular_functionprotein phosphatase activator activity
F0090150biological_processestablishment of protein localization to membrane
F0090151biological_processestablishment of protein localization to mitochondrial membrane
F0097225cellular_componentsperm midpiece
F0097720biological_processcalcineurin-mediated signaling
F0098685cellular_componentSchaffer collateral - CA1 synapse
F0098901biological_processregulation of cardiac muscle cell action potential
F0099523cellular_componentpresynaptic cytosol
F0099524cellular_componentpostsynaptic cytosol
F0140238biological_processpresynaptic endocytosis
F0141110molecular_functiontransporter inhibitor activity
F1900242biological_processregulation of synaptic vesicle endocytosis
F1901842biological_processnegative regulation of high voltage-gated calcium channel activity
F1901844biological_processregulation of cell communication by electrical coupling involved in cardiac conduction
F1902494cellular_componentcatalytic complex
F1905913biological_processnegative regulation of calcium ion export across plasma membrane
F2000300biological_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
H0005856cellular_componentcytoskeleton
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 PROSITE/UniProt
site_idPS00018
Number of Residues13
DetailsEF_HAND_1 EF-hand calcium-binding domain. DKDGDGTITtkEL
ChainResidueDetails
EASP21-LEU33
EASP57-PHE69
EASP94-LEU106
EASP130-PHE142

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues80
DetailsBINDING: BINDING => ECO:0000255|PROSITE-ProRule:PRU00448, ECO:0000269|PubMed:1474585
ChainResidueDetails
EASP21
EGLU68
EASP94
EASP96
EASN98
ETYR100
EGLU105
EASP130
EASP132
EASP134
EGLN136
EASP23
EGLU141
CASP21
CASP23
CASP25
CTHR27
CGLU32
CASP57
CASP59
CASN61
CTHR63
EASP25
CGLU68
CASP94
CASP96
CASN98
CTYR100
CGLU105
CASP130
CASP132
CASP134
CGLN136
ETHR27
CGLU141
FASP21
FASP23
FASP25
FTHR27
FGLU32
FASP57
FASP59
FASN61
FTHR63
EGLU32
FGLU68
FASP94
FASP96
FASN98
FTYR100
FGLU105
FASP130
FASP132
FASP134
FGLN136
EASP57
FGLU141
HASP21
HASP23
HASP25
HTHR27
HGLU32
HASP57
HASP59
HASN61
HTHR63
EASP59
HGLU68
HASP94
HASP96
HASN98
HTYR100
HGLU105
HASP130
HASP132
HASP134
HGLN136
EASN61
HGLU141
ETHR63

site_idSWS_FT_FI2
Number of Residues4
DetailsMOD_RES: N-acetylalanine => ECO:0000269|PubMed:7093203, ECO:0000269|Ref.7, ECO:0007744|PubMed:19413330, ECO:0007744|PubMed:22223895, ECO:0007744|PubMed:22814378, ECO:0007744|PubMed:25944712
ChainResidueDetails
EALA2
DGLN222-SER229
DGLU288-TYR298
DLEU320-ARG325
GSER147-ALA156
GGLN222-SER229
GGLU288-TYR298
GLEU320-ARG325
CALA2
FALA2
HALA2
BSER147-ALA156
BGLN222-SER229
BGLU288-TYR298
BLEU320-ARG325
DSER147-ALA156

site_idSWS_FT_FI3
Number of Residues4
DetailsMOD_RES: N6-acetyllysine; alternate => ECO:0007744|PubMed:19608861
ChainResidueDetails
ELYS22
CLYS22
FLYS22
HLYS22

site_idSWS_FT_FI4
Number of Residues4
DetailsMOD_RES: Phosphothreonine; by CaMK4 => ECO:0000250|UniProtKB:P0DP31
ChainResidueDetails
ETHR45
CTHR45
FTHR45
HTHR45
DARG178-LYS200
DLYS253-LEU266
GARG178-LYS200
GLYS253-LEU266

site_idSWS_FT_FI5
Number of Residues4
DetailsMOD_RES: Phosphoserine => ECO:0007744|PubMed:23186163
ChainResidueDetails
ESER82
CSER82
FSER82
HSER82

site_idSWS_FT_FI6
Number of Residues4
DetailsMOD_RES: N6-acetyllysine => ECO:0007744|PubMed:19608861
ChainResidueDetails
ELYS95
CLYS95
FLYS95
HLYS95

site_idSWS_FT_FI7
Number of Residues4
DetailsMOD_RES: Phosphotyrosine => ECO:0007744|PubMed:18669648, ECO:0007744|PubMed:19690332
ChainResidueDetails
ETYR100
CTYR100
FTYR100
HTYR100

site_idSWS_FT_FI8
Number of Residues4
DetailsMOD_RES: Phosphoserine => ECO:0007744|PubMed:21406692, ECO:0007744|PubMed:23186163, ECO:0007744|PubMed:24275569
ChainResidueDetails
ESER102
CSER102
FSER102
HSER102

site_idSWS_FT_FI9
Number of Residues4
DetailsMOD_RES: Phosphothreonine => ECO:0007744|PubMed:24275569
ChainResidueDetails
ETHR111
CTHR111
FTHR111
HTHR111

site_idSWS_FT_FI10
Number of Residues4
DetailsMOD_RES: N6-methyllysine; alternate => ECO:0007744|PubMed:24129315
ChainResidueDetails
ELYS116
GARG248
GLYS264
GLYS361
CLYS116
FLYS116
HLYS116
BLYS264
BLYS361
DARG248
DLYS264
DLYS361

site_idSWS_FT_FI11
Number of Residues4
DetailsMOD_RES: Phosphotyrosine => ECO:0007744|PubMed:19690332
ChainResidueDetails
ETYR139
CTYR139
FTYR139
HTYR139

site_idSWS_FT_FI12
Number of Residues8
DetailsCROSSLNK: Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin); alternate => ECO:0000250|UniProtKB:P62157
ChainResidueDetails
ELYS22
CLYS22
FLYS22
HLYS22

237423

PDB entries from 2025-06-11

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