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9KGL

Structure of KATP channel in complex with centipede toxin SpTx1

Functional Information from GO Data
ChainGOidnamespacecontents
A0000166molecular_functionnucleotide binding
A0005242molecular_functioninward rectifier potassium channel activity
A0005249molecular_functionvoltage-gated potassium channel activity
A0005515molecular_functionprotein binding
A0005524molecular_functionATP binding
A0005737cellular_componentcytoplasm
A0005886cellular_componentplasma membrane
A0006006biological_processglucose metabolic process
A0006811biological_processmonoatomic ion transport
A0006813biological_processpotassium ion transport
A0008282cellular_componentinward rectifying potassium channel
A0009410biological_processresponse to xenobiotic stimulus
A0015272molecular_functionATP-activated inward rectifier potassium channel activity
A0016020cellular_componentmembrane
A0019829molecular_functionATPase-coupled monoatomic cation transmembrane transporter activity
A0030315cellular_componentT-tubule
A0030506molecular_functionankyrin binding
A0030955molecular_functionpotassium ion binding
A0032991cellular_componentprotein-containing complex
A0033198biological_processresponse to ATP
A0034220biological_processmonoatomic ion transmembrane transport
A0034702cellular_componentmonoatomic ion channel complex
A0042391biological_processregulation of membrane potential
A0044325molecular_functiontransmembrane transporter binding
A0046676biological_processnegative regulation of insulin secretion
A0046872molecular_functionmetal ion binding
A0050796biological_processregulation of insulin secretion
A0050877biological_processnervous system process
A0055085biological_processtransmembrane transport
A0071805biological_processpotassium ion transmembrane transport
A0098659biological_processinorganic cation import across plasma membrane
A0099505biological_processregulation of presynaptic membrane potential
A0099508molecular_functionvoltage-gated monoatomic ion channel activity involved in regulation of presynaptic membrane potential
A1990573biological_processpotassium ion import across plasma membrane
B0000166molecular_functionnucleotide binding
B0005267molecular_functionpotassium channel activity
B0005524molecular_functionATP binding
B0005886cellular_componentplasma membrane
B0008282cellular_componentinward rectifying potassium channel
B0009410biological_processresponse to xenobiotic stimulus
B0016020cellular_componentmembrane
B0019829molecular_functionATPase-coupled monoatomic cation transmembrane transporter activity
B0032991cellular_componentprotein-containing complex
B0035774biological_processpositive regulation of insulin secretion involved in cellular response to glucose stimulus
B0042383cellular_componentsarcolemma
B0042626molecular_functionATPase-coupled transmembrane transporter activity
B0043531molecular_functionADP binding
B0044325molecular_functiontransmembrane transporter binding
B0046676biological_processnegative regulation of insulin secretion
B0046872molecular_functionmetal ion binding
B0055085biological_processtransmembrane transport
B0071805biological_processpotassium ion transmembrane transport
B0098655biological_processmonoatomic cation transmembrane transport
C0000166molecular_functionnucleotide binding
C0005242molecular_functioninward rectifier potassium channel activity
C0005249molecular_functionvoltage-gated potassium channel activity
C0005515molecular_functionprotein binding
C0005524molecular_functionATP binding
C0005737cellular_componentcytoplasm
C0005886cellular_componentplasma membrane
C0006006biological_processglucose metabolic process
C0006811biological_processmonoatomic ion transport
C0006813biological_processpotassium ion transport
C0008282cellular_componentinward rectifying potassium channel
C0009410biological_processresponse to xenobiotic stimulus
C0015272molecular_functionATP-activated inward rectifier potassium channel activity
C0016020cellular_componentmembrane
C0019829molecular_functionATPase-coupled monoatomic cation transmembrane transporter activity
C0030315cellular_componentT-tubule
C0030506molecular_functionankyrin binding
C0030955molecular_functionpotassium ion binding
C0032991cellular_componentprotein-containing complex
C0033198biological_processresponse to ATP
C0034220biological_processmonoatomic ion transmembrane transport
C0034702cellular_componentmonoatomic ion channel complex
C0042391biological_processregulation of membrane potential
C0044325molecular_functiontransmembrane transporter binding
C0046676biological_processnegative regulation of insulin secretion
C0046872molecular_functionmetal ion binding
C0050796biological_processregulation of insulin secretion
C0050877biological_processnervous system process
C0055085biological_processtransmembrane transport
C0071805biological_processpotassium ion transmembrane transport
C0098659biological_processinorganic cation import across plasma membrane
C0099505biological_processregulation of presynaptic membrane potential
C0099508molecular_functionvoltage-gated monoatomic ion channel activity involved in regulation of presynaptic membrane potential
C1990573biological_processpotassium ion import across plasma membrane
D0000166molecular_functionnucleotide binding
D0005267molecular_functionpotassium channel activity
D0005524molecular_functionATP binding
D0005886cellular_componentplasma membrane
D0008282cellular_componentinward rectifying potassium channel
D0009410biological_processresponse to xenobiotic stimulus
D0016020cellular_componentmembrane
D0019829molecular_functionATPase-coupled monoatomic cation transmembrane transporter activity
D0032991cellular_componentprotein-containing complex
D0035774biological_processpositive regulation of insulin secretion involved in cellular response to glucose stimulus
D0042383cellular_componentsarcolemma
D0042626molecular_functionATPase-coupled transmembrane transporter activity
D0043531molecular_functionADP binding
D0044325molecular_functiontransmembrane transporter binding
D0046676biological_processnegative regulation of insulin secretion
D0046872molecular_functionmetal ion binding
D0055085biological_processtransmembrane transport
D0071805biological_processpotassium ion transmembrane transport
D0098655biological_processmonoatomic cation transmembrane transport
E0000166molecular_functionnucleotide binding
E0005242molecular_functioninward rectifier potassium channel activity
E0005249molecular_functionvoltage-gated potassium channel activity
E0005515molecular_functionprotein binding
E0005524molecular_functionATP binding
E0005737cellular_componentcytoplasm
E0005886cellular_componentplasma membrane
E0006006biological_processglucose metabolic process
E0006811biological_processmonoatomic ion transport
E0006813biological_processpotassium ion transport
E0008282cellular_componentinward rectifying potassium channel
E0009410biological_processresponse to xenobiotic stimulus
E0015272molecular_functionATP-activated inward rectifier potassium channel activity
E0016020cellular_componentmembrane
E0019829molecular_functionATPase-coupled monoatomic cation transmembrane transporter activity
E0030315cellular_componentT-tubule
E0030506molecular_functionankyrin binding
E0030955molecular_functionpotassium ion binding
E0032991cellular_componentprotein-containing complex
E0033198biological_processresponse to ATP
E0034220biological_processmonoatomic ion transmembrane transport
E0034702cellular_componentmonoatomic ion channel complex
E0042391biological_processregulation of membrane potential
E0044325molecular_functiontransmembrane transporter binding
E0046676biological_processnegative regulation of insulin secretion
E0046872molecular_functionmetal ion binding
E0050796biological_processregulation of insulin secretion
E0050877biological_processnervous system process
E0055085biological_processtransmembrane transport
E0071805biological_processpotassium ion transmembrane transport
E0098659biological_processinorganic cation import across plasma membrane
E0099505biological_processregulation of presynaptic membrane potential
E0099508molecular_functionvoltage-gated monoatomic ion channel activity involved in regulation of presynaptic membrane potential
E1990573biological_processpotassium ion import across plasma membrane
F0000166molecular_functionnucleotide binding
F0005267molecular_functionpotassium channel activity
F0005524molecular_functionATP binding
F0005886cellular_componentplasma membrane
F0008282cellular_componentinward rectifying potassium channel
F0009410biological_processresponse to xenobiotic stimulus
F0016020cellular_componentmembrane
F0019829molecular_functionATPase-coupled monoatomic cation transmembrane transporter activity
F0032991cellular_componentprotein-containing complex
F0035774biological_processpositive regulation of insulin secretion involved in cellular response to glucose stimulus
F0042383cellular_componentsarcolemma
F0042626molecular_functionATPase-coupled transmembrane transporter activity
F0043531molecular_functionADP binding
F0044325molecular_functiontransmembrane transporter binding
F0046676biological_processnegative regulation of insulin secretion
F0046872molecular_functionmetal ion binding
F0055085biological_processtransmembrane transport
F0071805biological_processpotassium ion transmembrane transport
F0098655biological_processmonoatomic cation transmembrane transport
G0000166molecular_functionnucleotide binding
G0005242molecular_functioninward rectifier potassium channel activity
G0005249molecular_functionvoltage-gated potassium channel activity
G0005515molecular_functionprotein binding
G0005524molecular_functionATP binding
G0005737cellular_componentcytoplasm
G0005886cellular_componentplasma membrane
G0006006biological_processglucose metabolic process
G0006811biological_processmonoatomic ion transport
G0006813biological_processpotassium ion transport
G0008282cellular_componentinward rectifying potassium channel
G0009410biological_processresponse to xenobiotic stimulus
G0015272molecular_functionATP-activated inward rectifier potassium channel activity
G0016020cellular_componentmembrane
G0019829molecular_functionATPase-coupled monoatomic cation transmembrane transporter activity
G0030315cellular_componentT-tubule
G0030506molecular_functionankyrin binding
G0030955molecular_functionpotassium ion binding
G0032991cellular_componentprotein-containing complex
G0033198biological_processresponse to ATP
G0034220biological_processmonoatomic ion transmembrane transport
G0034702cellular_componentmonoatomic ion channel complex
G0042391biological_processregulation of membrane potential
G0044325molecular_functiontransmembrane transporter binding
G0046676biological_processnegative regulation of insulin secretion
G0046872molecular_functionmetal ion binding
G0050796biological_processregulation of insulin secretion
G0050877biological_processnervous system process
G0055085biological_processtransmembrane transport
G0071805biological_processpotassium ion transmembrane transport
G0098659biological_processinorganic cation import across plasma membrane
G0099505biological_processregulation of presynaptic membrane potential
G0099508molecular_functionvoltage-gated monoatomic ion channel activity involved in regulation of presynaptic membrane potential
G1990573biological_processpotassium ion import across plasma membrane
H0000166molecular_functionnucleotide binding
H0005267molecular_functionpotassium channel activity
H0005524molecular_functionATP binding
H0005886cellular_componentplasma membrane
H0008282cellular_componentinward rectifying potassium channel
H0009410biological_processresponse to xenobiotic stimulus
H0016020cellular_componentmembrane
H0019829molecular_functionATPase-coupled monoatomic cation transmembrane transporter activity
H0032991cellular_componentprotein-containing complex
H0035774biological_processpositive regulation of insulin secretion involved in cellular response to glucose stimulus
H0042383cellular_componentsarcolemma
H0042626molecular_functionATPase-coupled transmembrane transporter activity
H0043531molecular_functionADP binding
H0044325molecular_functiontransmembrane transporter binding
H0046676biological_processnegative regulation of insulin secretion
H0046872molecular_functionmetal ion binding
H0055085biological_processtransmembrane transport
H0071805biological_processpotassium ion transmembrane transport
H0098655biological_processmonoatomic cation transmembrane transport
Functional Information from PROSITE/UniProt
site_idPS00211
Number of Residues15
DetailsABC_TRANSPORTER_1 ABC transporters family signature. LSGGQRQRISVARAL
ChainResidueDetails
BLEU830-LEU844
BPHE1482-PHE1496

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues104
DetailsTransmembrane: {"description":"Helical; Name=M1","evidences":[{"source":"PubMed","id":"34815345","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"7S5T","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues124
DetailsTopological domain: {"description":"Extracellular","evidences":[{"source":"PubMed","id":"34815345","evidenceCode":"ECO:0000305"},{"source":"PDB","id":"7S5T","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues64
DetailsIntramembrane: {"description":"Discontinuously helical; Pore-forming","evidences":[{"source":"PubMed","id":"34815345","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"7S5T","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues112
DetailsTransmembrane: {"description":"Helical; Name=M2","evidences":[{"source":"PubMed","id":"34815345","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"7S5T","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues20
DetailsMotif: {"description":"Selectivity filter","evidences":[{"evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues20
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"29286281","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"6C3O","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues4
DetailsBinding site: {"evidences":[{"source":"UniProtKB","id":"P70673","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues4
DetailsSite: {"description":"Role in the control of polyamine-mediated channel gating and in the blocking by intracellular magnesium","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues4
DetailsModified residue: {"description":"Phosphothreonine; by MAPK1","evidences":[{"source":"PubMed","id":"18280666","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

249524

PDB entries from 2026-02-18

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