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4JTA

Crystal structure of Kv1.2-2.1 paddle chimera channel in complex with Charybdotoxin

Functional Information from GO Data
ChainGOidnamespacecontents
A0002244biological_processhematopoietic progenitor cell differentiation
A0005249molecular_functionvoltage-gated potassium channel activity
A0005515molecular_functionprotein binding
A0005737cellular_componentcytoplasm
A0005829cellular_componentcytosol
A0005856cellular_componentcytoskeleton
A0005874cellular_componentmicrotubule
A0005886cellular_componentplasma membrane
A0006811biological_processmonoatomic ion transport
A0006813biological_processpotassium ion transport
A0008076cellular_componentvoltage-gated potassium channel complex
A0008106molecular_functionalcohol dehydrogenase (NADP+) activity
A0009898cellular_componentcytoplasmic side of plasma membrane
A0014069cellular_componentpostsynaptic density
A0015459molecular_functionpotassium channel regulator activity
A0016020cellular_componentmembrane
A0016491molecular_functionoxidoreductase activity
A0030424cellular_componentaxon
A0034705cellular_componentpotassium channel complex
A0043005cellular_componentneuron projection
A0043194cellular_componentaxon initial segment
A0043679cellular_componentaxon terminus
A0044224cellular_componentjuxtaparanode region of axon
A0044325molecular_functiontransmembrane transporter binding
A0044877molecular_functionprotein-containing complex binding
A0045202cellular_componentsynapse
A0045445biological_processmyoblast differentiation
A0050905biological_processneuromuscular process
A0055085biological_processtransmembrane transport
A0071805biological_processpotassium ion transmembrane transport
A0098839cellular_componentpostsynaptic density membrane
A0098978cellular_componentglutamatergic synapse
A1901379biological_processregulation of potassium ion transmembrane transport
A1990002molecular_functionmethylglyoxal reductase (NADPH) (acetol producing) activity
A1990031cellular_componentpinceau fiber
A2000008biological_processregulation of protein localization to cell surface
B0005216molecular_functionmonoatomic ion channel activity
B0005249molecular_functionvoltage-gated potassium channel activity
B0006811biological_processmonoatomic ion transport
B0006813biological_processpotassium ion transport
B0008076cellular_componentvoltage-gated potassium channel complex
B0016020cellular_componentmembrane
B0051260biological_processprotein homooligomerization
B0055085biological_processtransmembrane transport
P0002244biological_processhematopoietic progenitor cell differentiation
P0005249molecular_functionvoltage-gated potassium channel activity
P0005515molecular_functionprotein binding
P0005737cellular_componentcytoplasm
P0005829cellular_componentcytosol
P0005856cellular_componentcytoskeleton
P0005874cellular_componentmicrotubule
P0005886cellular_componentplasma membrane
P0006811biological_processmonoatomic ion transport
P0006813biological_processpotassium ion transport
P0008076cellular_componentvoltage-gated potassium channel complex
P0008106molecular_functionalcohol dehydrogenase (NADP+) activity
P0009898cellular_componentcytoplasmic side of plasma membrane
P0014069cellular_componentpostsynaptic density
P0015459molecular_functionpotassium channel regulator activity
P0016020cellular_componentmembrane
P0016491molecular_functionoxidoreductase activity
P0030424cellular_componentaxon
P0034705cellular_componentpotassium channel complex
P0043005cellular_componentneuron projection
P0043194cellular_componentaxon initial segment
P0043679cellular_componentaxon terminus
P0044224cellular_componentjuxtaparanode region of axon
P0044325molecular_functiontransmembrane transporter binding
P0044877molecular_functionprotein-containing complex binding
P0045202cellular_componentsynapse
P0045445biological_processmyoblast differentiation
P0050905biological_processneuromuscular process
P0055085biological_processtransmembrane transport
P0071805biological_processpotassium ion transmembrane transport
P0098839cellular_componentpostsynaptic density membrane
P0098978cellular_componentglutamatergic synapse
P1901379biological_processregulation of potassium ion transmembrane transport
P1990002molecular_functionmethylglyoxal reductase (NADPH) (acetol producing) activity
P1990031cellular_componentpinceau fiber
P2000008biological_processregulation of protein localization to cell surface
Q0005216molecular_functionmonoatomic ion channel activity
Q0005249molecular_functionvoltage-gated potassium channel activity
Q0006811biological_processmonoatomic ion transport
Q0006813biological_processpotassium ion transport
Q0008076cellular_componentvoltage-gated potassium channel complex
Q0016020cellular_componentmembrane
Q0051260biological_processprotein homooligomerization
Q0055085biological_processtransmembrane transport
Y0005576cellular_componentextracellular region
Y0008200molecular_functionion channel inhibitor activity
Y0015459molecular_functionpotassium channel regulator activity
Y0031640biological_processkilling of cells of another organism
Y0035821biological_processmodulation of process of another organism
Y0042742biological_processdefense response to bacterium
Y0050832biological_processdefense response to fungus
Y0090729molecular_functiontoxin activity
Y0099106molecular_functionion channel regulator activity
Functional Information from PDB Data
site_idAC1
Number of Residues33
DetailsBINDING SITE FOR RESIDUE NAP A 1001
ChainResidue
AGLY55
AARG189
AGLN214
ATRP243
ASER244
APRO245
ALEU246
AALA247
ACYS248
AGLY249
ALYS254
ATHR56
ASER263
AARG264
ALEU321
AGLY323
AALA324
ASER325
AGLN329
AGLU332
AASN333
AHOH1126
ATRP57
AHOH1140
AHOH1141
AHOH1148
AHOH1167
AGLN63
AASP85
ATYR90
ALYS118
AASN158
ASER188

site_idAC2
Number of Residues12
DetailsBINDING SITE FOR RESIDUE K B 501
ChainResidue
BVAL371
BVAL371
BVAL371
BVAL371
BGLY372
BGLY372
BGLY372
BGLY372
BK502
BK502
BK502
BK502

site_idAC3
Number of Residues16
DetailsBINDING SITE FOR RESIDUE K B 502
ChainResidue
BTHR370
BTHR370
BTHR370
BTHR370
BVAL371
BVAL371
BVAL371
BVAL371
BK501
BK501
BK501
BK501
BK503
BK503
BK503
BK503

site_idAC4
Number of Residues8
DetailsBINDING SITE FOR RESIDUE K B 503
ChainResidue
BTHR370
BTHR370
BTHR370
BTHR370
BK502
BK502
BK502
BK502

site_idAC5
Number of Residues8
DetailsBINDING SITE FOR RESIDUE PGW B 504
ChainResidue
BPRO358
BASP359
BPHE361
BTRP362
BVAL365
BILE381
BLYS384
BSER388

site_idAC6
Number of Residues3
DetailsBINDING SITE FOR RESIDUE PGW B 505
ChainResidue
BILE294
BALA345
BPGW506

site_idAC7
Number of Residues2
DetailsBINDING SITE FOR RESIDUE PGW B 506
ChainResidue
BPGW505
BPGW508

site_idAC8
Number of Residues1
DetailsBINDING SITE FOR RESIDUE PGW B 508
ChainResidue
BPGW506

site_idAC9
Number of Residues1
DetailsBINDING SITE FOR RESIDUE PGW B 509
ChainResidue
BVAL178

site_idBC1
Number of Residues5
DetailsBINDING SITE FOR RESIDUE PGW B 510
ChainResidue
BILE328
BLEU396
BTHR397
BPGW511
BPGW515

site_idBC2
Number of Residues2
DetailsBINDING SITE FOR RESIDUE PGW B 511
ChainResidue
BMET321
BPGW510

site_idBC3
Number of Residues2
DetailsBINDING SITE FOR RESIDUE PGW B 513
ChainResidue
BPRO221
BPHE222

site_idBC4
Number of Residues7
DetailsBINDING SITE FOR RESIDUE PGW B 514
ChainResidue
BILE328
BSER307
BLYS308
BGLY309
BARG322
BGLY325
BLEU326

site_idBC5
Number of Residues3
DetailsBINDING SITE FOR RESIDUE PGW B 515
ChainResidue
BPHE330
BTHR397
BPGW510

site_idBC6
Number of Residues10
DetailsBINDING SITE FOR RESIDUE PGW B 516
ChainResidue
BILE254
BMET255
BPHE301
BLYS308
BLEU310
BGLN311
BGLN315
BLYS318
BARG415
BGLU416

site_idBC7
Number of Residues3
DetailsBINDING SITE FOR RESIDUE PGW B 517
ChainResidue
BGLN214
BILE231
BGLU274

site_idBC8
Number of Residues1
DetailsBINDING SITE FOR RESIDUE PGW B 518
ChainResidue
BPHE292

site_idBC9
Number of Residues1
DetailsBINDING SITE FOR RESIDUE PGW B 519
ChainResidue
BPHE218

site_idCC1
Number of Residues35
DetailsBINDING SITE FOR RESIDUE NAP P 1001
ChainResidue
PGLY55
PTHR56
PTRP57
PGLN63
PASP85
PTYR90
PASN158
PSER188
PARG189
PGLN214
PTRP243
PSER244
PPRO245
PLEU246
PALA247
PCYS248
PGLY249
PSER252
PLYS254
PTYR262
PSER263
PARG264
PPRO304
PLEU321
PLEU322
PGLY323
PSER325
PGLN329
PGLU332
PASN333
PHOH1123
PHOH1135
PHOH1136
PHOH1150
PHOH1201

site_idCC2
Number of Residues8
DetailsBINDING SITE FOR RESIDUE K Q 501
ChainResidue
QVAL371
QVAL371
QVAL371
QVAL371
QGLY372
QGLY372
QGLY372
QGLY372

site_idCC3
Number of Residues12
DetailsBINDING SITE FOR RESIDUE K Q 502
ChainResidue
QTHR370
QTHR370
QTHR370
QTHR370
QVAL371
QVAL371
QVAL371
QVAL371
QK503
QK503
QK503
QK503

site_idCC4
Number of Residues8
DetailsBINDING SITE FOR RESIDUE K Q 503
ChainResidue
QTHR370
QTHR370
QTHR370
QTHR370
QK502
QK502
QK502
QK502

site_idCC5
Number of Residues7
DetailsBINDING SITE FOR RESIDUE PGW Q 504
ChainResidue
QPRO358
QPHE361
QTRP362
QVAL365
QILE381
QLYS384
QSER388

Functional Information from PROSITE/UniProt
site_idPS01138
Number of Residues23
DetailsSCORP_SHORT_TOXIN Scorpion short toxins signature. CwsvCqrlhntsr.GKCMnkkCrC
ChainResidueDetails
YCYS13-CYS35

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues2
DetailsActive site: {"description":"Proton donor/acceptor","evidences":[{"source":"PubMed","id":"18672894","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues28
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"10399921","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"10884227","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"16002581","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18004376","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18806782","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20360102","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20534430","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"23705070","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1EXB","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1QRQ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2A79","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2R9R","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3EAU","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3EB3","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3EB4","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3LNM","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3LUT","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4JTA","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4JTC","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4JTD","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues2
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"18004376","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20360102","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"23705070","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"2R9R","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3LNM","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4JTA","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues2
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"10399921","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"10884227","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"16002581","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18004376","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18806782","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20360102","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20534430","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"23705070","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1EXB","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1QRQ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2A79","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2R9R","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3EB3","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3LNM","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3LUT","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4JTA","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4JTC","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4JTD","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues2
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"10399921","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"10884227","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"16002581","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18004376","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18806782","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20360102","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20534430","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"23705070","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1EXB","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1QRQ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2R9R","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3EAU","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3EB3","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3EB4","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3LNM","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3LUT","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4JTA","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4JTC","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4JTD","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues2
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"10399921","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"10884227","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18004376","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18806782","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20360102","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"23705070","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1EXB","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1QRQ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2R9R","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3EAU","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3EB3","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3EB4","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3LNM","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4JTA","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues2
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"10399921","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"10884227","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"16002581","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18004376","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18806782","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20360102","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20534430","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"23705070","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1EXB","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1QRQ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2A79","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2R9R","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3EAU","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3EB3","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3EB4","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3LNM","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3LUT","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4JTA","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4JTD","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues2
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"10399921","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"23705070","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1QRQ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4JTC","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4JTD","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues2
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"23705070","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"4JTC","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4JTD","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues2
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"10399921","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"10884227","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"16002581","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"18004376","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20360102","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20534430","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"23705070","evidenceCode":"ECO:0000269"},{"source":"PDB","id":"1EXB","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"1QRQ","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2A79","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"2R9R","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3LNM","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"3LUT","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4JTA","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4JTC","evidenceCode":"ECO:0007744"},{"source":"PDB","id":"4JTD","evidenceCode":"ECO:0007744"}]}
ChainResidueDetails

site_idSWS_FT_FI11
Number of Residues2
DetailsModified residue: {"description":"Phosphoserine","evidences":[{"source":"PubMed","id":"21357749","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI12
Number of Residues2
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"UniProtKB","id":"Q13303","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI13
Number of Residues42
DetailsTransmembrane: {"description":"Helical; Name=Segment S1","evidences":[{"source":"PubMed","id":"18004376","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20360102","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20534430","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI14
Number of Residues42
DetailsTopological domain: {"description":"Cytoplasmic","evidences":[{"source":"UniProtKB","id":"P63142","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI15
Number of Residues40
DetailsTransmembrane: {"description":"Helical; Name=Segment S3","evidences":[{"source":"UniProtKB","id":"P63142","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI16
Number of Residues64
DetailsTopological domain: {"description":"Extracellular","evidences":[{"source":"PubMed","id":"18004376","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20360102","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20534430","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI17
Number of Residues42
DetailsTransmembrane: {"description":"Helical; Voltage-sensor; Name=Segment S4","evidences":[{"source":"UniProtKB","id":"P63142","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI18
Number of Residues40
DetailsTransmembrane: {"description":"Helical; Name=Segment S5","evidences":[{"source":"UniProtKB","id":"P63142","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI19
Number of Residues24
DetailsTopological domain: {"description":"Extracellular","evidences":[{"source":"UniProtKB","id":"P63142","evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

site_idSWS_FT_FI20
Number of Residues22
DetailsIntramembrane: {"description":"Helical; Name=Pore helix","evidences":[{"source":"PubMed","id":"18004376","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20360102","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20534430","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI21
Number of Residues14
DetailsIntramembrane: {"evidences":[{"source":"PubMed","id":"18004376","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20360102","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20534430","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI22
Number of Residues56
DetailsTransmembrane: {"description":"Helical; Name=Segment S6","evidences":[{"source":"PubMed","id":"18004376","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20360102","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20534430","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI23
Number of Residues10
DetailsMotif: {"description":"Selectivity filter","evidences":[{"evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI24
Number of Residues38
DetailsTopological domain: {"description":"Extracellular","evidences":[{"source":"PubMed","id":"18004376","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20360102","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20534430","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"12151401","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI25
Number of Residues42
DetailsTransmembrane: {"description":"Helical; Name=Segment S2","evidences":[{"source":"PubMed","id":"18004376","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20360102","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20534430","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI26
Number of Residues48
DetailsTopological domain: {"description":"Cytoplasmic","evidences":[{"source":"PubMed","id":"18004376","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20360102","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20534430","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI27
Number of Residues42
DetailsTransmembrane: {"description":"Helical; Name=Segment S5","evidences":[{"source":"PubMed","id":"18004376","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20360102","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"20534430","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI28
Number of Residues26
DetailsRegion: {"description":"S4-S5 linker","evidences":[{"source":"PubMed","id":"16002579","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI29
Number of Residues2
DetailsSite: {"description":"Important for normal, slow channel gating","evidences":[{"source":"PubMed","id":"17766348","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI30
Number of Residues2
DetailsSite: {"description":"Important for binding with the scorpion mesomartoxin; when the scorpion mesomartoxin-rKv1.2/KCNA2 interaction is modeled, this residue is close to the 'Y-57' residue of the toxin","evidences":[{"source":"PubMed","id":"25514171","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI31
Number of Residues2
DetailsLipidation: {"description":"S-palmitoyl cysteine","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI32
Number of Residues2
DetailsGlycosylation: {"description":"N-linked (GlcNAc...) asparagine","evidences":[{"evidenceCode":"ECO:0000255"},{"source":"PubMed","id":"16770729","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI33
Number of Residues7
DetailsRegion: {"description":"Interaction with Ca(2+)-activated K(+) channels","evidences":[{"evidenceCode":"ECO:0000255"}]}
ChainResidueDetails

site_idSWS_FT_FI34
Number of Residues1
DetailsSite: {"description":"Basic residue of the functional dyad","evidences":[{"evidenceCode":"ECO:0000250"}]}
ChainResidueDetails

244693

PDB entries from 2025-11-12

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