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6W4F

NMR-driven structure of KRAS4B-GDP homodimer on a lipid bilayer nanodisc

Functional Information from GO Data
ChainGOidnamespacecontents
A0005576cellular_componentextracellular region
A0006869biological_processlipid transport
A0008289molecular_functionlipid binding
A0042157biological_processlipoprotein metabolic process
B0000139cellular_componentGolgi membrane
B0000165biological_processMAPK cascade
B0000166molecular_functionnucleotide binding
B0001889biological_processliver development
B0003924molecular_functionGTPase activity
B0003925molecular_functionG protein activity
B0005515molecular_functionprotein binding
B0005525molecular_functionGTP binding
B0005737cellular_componentcytoplasm
B0005741cellular_componentmitochondrial outer membrane
B0005789cellular_componentendoplasmic reticulum membrane
B0005829cellular_componentcytosol
B0005886cellular_componentplasma membrane
B0005925cellular_componentfocal adhesion
B0007165biological_processsignal transduction
B0007265biological_processRas protein signal transduction
B0007565biological_processfemale pregnancy
B0008284biological_processpositive regulation of cell population proliferation
B0009629biological_processresponse to gravity
B0009898cellular_componentcytoplasmic side of plasma membrane
B0010628biological_processpositive regulation of gene expression
B0012505cellular_componentendomembrane system
B0016020cellular_componentmembrane
B0016787molecular_functionhydrolase activity
B0019002molecular_functionGMP binding
B0019003molecular_functionGDP binding
B0019221biological_processcytokine-mediated signaling pathway
B0030275molecular_functionLRR domain binding
B0035900biological_processresponse to isolation stress
B0043495molecular_functionprotein-membrane adaptor activity
B0044877molecular_functionprotein-containing complex binding
B0046579biological_processpositive regulation of Ras protein signal transduction
B0051384biological_processresponse to glucocorticoid
B0051385biological_processresponse to mineralocorticoid
B0051450biological_processmyoblast proliferation
B0060038biological_processcardiac muscle cell proliferation
B2000774biological_processpositive regulation of cellular senescence
C0000139cellular_componentGolgi membrane
C0000165biological_processMAPK cascade
C0000166molecular_functionnucleotide binding
C0001889biological_processliver development
C0003924molecular_functionGTPase activity
C0003925molecular_functionG protein activity
C0005515molecular_functionprotein binding
C0005525molecular_functionGTP binding
C0005737cellular_componentcytoplasm
C0005741cellular_componentmitochondrial outer membrane
C0005789cellular_componentendoplasmic reticulum membrane
C0005829cellular_componentcytosol
C0005886cellular_componentplasma membrane
C0005925cellular_componentfocal adhesion
C0007165biological_processsignal transduction
C0007265biological_processRas protein signal transduction
C0007565biological_processfemale pregnancy
C0008284biological_processpositive regulation of cell population proliferation
C0009629biological_processresponse to gravity
C0009898cellular_componentcytoplasmic side of plasma membrane
C0010628biological_processpositive regulation of gene expression
C0012505cellular_componentendomembrane system
C0016020cellular_componentmembrane
C0016787molecular_functionhydrolase activity
C0019002molecular_functionGMP binding
C0019003molecular_functionGDP binding
C0019221biological_processcytokine-mediated signaling pathway
C0030275molecular_functionLRR domain binding
C0035900biological_processresponse to isolation stress
C0043495molecular_functionprotein-membrane adaptor activity
C0044877molecular_functionprotein-containing complex binding
C0046579biological_processpositive regulation of Ras protein signal transduction
C0051384biological_processresponse to glucocorticoid
C0051385biological_processresponse to mineralocorticoid
C0051450biological_processmyoblast proliferation
C0060038biological_processcardiac muscle cell proliferation
C2000774biological_processpositive regulation of cellular senescence
D0005576cellular_componentextracellular region
D0006869biological_processlipid transport
D0008289molecular_functionlipid binding
D0042157biological_processlipoprotein metabolic process
Functional Information from PDB Data
site_idAC1
Number of Residues5
Detailsbinding site for residue PCW A 401
ChainResidue
BLYS184
BPCW209
DPCW611
DPCW614
DPCW619

site_idAC2
Number of Residues5
Detailsbinding site for residue PCW A 402
ChainResidue
D17F635
APCW407
APCW409
CPCW205
CPCW206

site_idAC3
Number of Residues5
Detailsbinding site for residue PCW A 403
ChainResidue
APCW413
A17F414
CMET170
CPCW203
CPCW204

site_idAC4
Number of Residues9
Detailsbinding site for residue PCW A 404
ChainResidue
A17F415
BLYS179
BLYS180
BPCW203
BPCW207
BPCW209
B17F215
C17F210
DPCW611

site_idAC5
Number of Residues4
Detailsbinding site for residue PCW A 405
ChainResidue
ALEU320
DTYR455
DPCW601
D17F628

site_idAC6
Number of Residues6
Detailsbinding site for residue PCW A 406
ChainResidue
APCW411
BPCW207
BPCW210
B17F215
B17F216
DPCW606

site_idAC7
Number of Residues10
Detailsbinding site for residue PCW A 407
ChainResidue
APCW402
APCW409
BPCW207
BPCW208
BPCW213
B17F214
B17F216
CPCW205
DPCW615
D17F635

site_idAC8
Number of Residues7
Detailsbinding site for residue PCW A 408
ChainResidue
APHE214
APCW417
CLYS175
CLYS177
CPCW204
C17F211
DHIS554

site_idAC9
Number of Residues6
Detailsbinding site for residue PCW A 409
ChainResidue
APCW402
APCW407
APCW412
CLYS184
CPCW206
CPCW208

site_idAD1
Number of Residues2
Detailsbinding site for residue PCW A 410
ChainResidue
CSER181
CLYS182

site_idAD2
Number of Residues4
Detailsbinding site for residue PCW A 411
ChainResidue
APCW406
APCW418
BPCW209
B17F215

site_idAD3
Number of Residues4
Detailsbinding site for residue PCW A 412
ChainResidue
APCW409
CLYS184
CPCW206
D17F634

site_idAD4
Number of Residues4
Detailsbinding site for residue PCW A 413
ChainResidue
APCW403
A17F414
CPCW203
C17F210

site_idAD5
Number of Residues5
Detailsbinding site for residue 17F A 414
ChainResidue
APCW403
APCW413
BPCW204
BPCW212
C17F210

site_idAD6
Number of Residues7
Detailsbinding site for residue 17F A 415
ChainResidue
APCW404
BLYS176
BLYS178
BLYS180
BPCW203
DPCW604
DPCW613

site_idAD7
Number of Residues6
Detailsbinding site for residue PCW A 416
ChainResidue
APCW419
APCW420
DPCW602
DPCW610
DPCW617
D17F632

site_idAD8
Number of Residues5
Detailsbinding site for residue PCW A 417
ChainResidue
APHE214
APCW408
APCW419
DPCW612
DPCW617

site_idAD9
Number of Residues6
Detailsbinding site for residue PCW A 418
ChainResidue
DPCW626
APCW411
DPCW603
DPCW606
DPCW614
DPCW625

site_idAE1
Number of Residues4
Detailsbinding site for residue PCW A 419
ChainResidue
APCW416
APCW417
DPCW610
DPCW617

site_idAE2
Number of Residues3
Detailsbinding site for residue PCW A 420
ChainResidue
APCW416
DPCW617
D17F632

site_idAE3
Number of Residues5
Detailsbinding site for residue PCW D 601
ChainResidue
APCW405
B17F216
DPHE459
D17F628
D17F631

site_idAE4
Number of Residues5
Detailsbinding site for residue PCW D 602
ChainResidue
APCW416
CPCW212
DPCW610
DPCW624
D17F630

site_idAE5
Number of Residues7
Detailsbinding site for residue PCW D 603
ChainResidue
APCW418
DPCW605
DPCW606
DPCW623
DPCW626
D17F629
D17F630

site_idAE6
Number of Residues6
Detailsbinding site for residue PCW D 604
ChainResidue
A17F415
DPCW611
DPCW613
DPCW619
DPCW624
D17F632

site_idAE7
Number of Residues6
Detailsbinding site for residue PCW D 605
ChainResidue
DPCW603
DPCW607
DPCW608
DPCW626
D17F629
D17F634

site_idAE8
Number of Residues6
Detailsbinding site for residue PCW D 606
ChainResidue
APCW406
APCW418
DPCW603
DPCW625
DPCW626
D17F628

site_idAE9
Number of Residues5
Detailsbinding site for residue PCW D 607
ChainResidue
DPCW605
DPCW608
DPCW626
D17F628
D17F631

site_idAF1
Number of Residues8
Detailsbinding site for residue PCW D 608
ChainResidue
B17F216
CPCW205
DPCW605
DPCW607
DPCW615
DPCW620
D17F628
D17F635

site_idAF2
Number of Residues2
Detailsbinding site for residue PCW D 609
ChainResidue
CPCW209
D17F633

site_idAF3
Number of Residues6
Detailsbinding site for residue PCW D 610
ChainResidue
APCW416
APCW419
C17F211
CPCW212
DPCW602
DPCW616

site_idAF4
Number of Residues7
Detailsbinding site for residue PCW D 611
ChainResidue
APCW401
APCW404
DPCW604
DPCW613
DPCW619
DPCW623
DPCW625

site_idAF5
Number of Residues3
Detailsbinding site for residue PCW D 612
ChainResidue
APCW417
DPCW618
DPCW627

site_idAF6
Number of Residues6
Detailsbinding site for residue PCW D 613
ChainResidue
A17F415
C17F210
DPCW604
DPCW611
DPCW619
DPCW624

site_idAF7
Number of Residues4
Detailsbinding site for residue PCW D 614
ChainResidue
APCW401
APCW418
DPCW619
DPCW625

site_idAF8
Number of Residues5
Detailsbinding site for residue PCW D 615
ChainResidue
APCW407
BPCW208
CPCW205
DPCW608
D17F635

site_idAF9
Number of Residues7
Detailsbinding site for residue PCW D 616
ChainResidue
BPCW204
BPCW206
CPCW212
DPCW610
DPCW617
DPCW618
DPCW627

site_idAG1
Number of Residues5
Detailsbinding site for residue PCW D 617
ChainResidue
APCW416
APCW417
APCW419
APCW420
DPCW616

site_idAG2
Number of Residues8
Detailsbinding site for residue PCW D 618
ChainResidue
BPCW206
CPCW204
CPCW207
DPCW612
DPCW616
DPCW622
DPCW627
D17F633

site_idAG3
Number of Residues5
Detailsbinding site for residue PCW D 619
ChainResidue
APCW401
DPCW604
DPCW611
DPCW613
DPCW614

site_idAG4
Number of Residues3
Detailsbinding site for residue PCW D 620
ChainResidue
DPCW608
DPCW621
D17F635

site_idAG5
Number of Residues5
Detailsbinding site for residue PCW D 621
ChainResidue
DPCW620
DPCW622
D17F633
D17F634
D17F635

site_idAG6
Number of Residues9
Detailsbinding site for residue PCW D 622
ChainResidue
BPCW206
CPCW212
DPCW618
DPCW621
DPCW624
DPCW627
D17F629
D17F630
D17F633

site_idAG7
Number of Residues6
Detailsbinding site for residue PCW D 623
ChainResidue
BPCW203
BPCW211
DPCW603
DPCW611
DPCW624
DPCW625

site_idAG8
Number of Residues6
Detailsbinding site for residue PCW D 624
ChainResidue
C17F210
DPCW602
DPCW604
DPCW613
DPCW622
DPCW623

site_idAG9
Number of Residues6
Detailsbinding site for residue PCW D 625
ChainResidue
APCW418
DPCW606
DPCW611
DPCW614
DPCW623
DPCW626

site_idAH1
Number of Residues6
Detailsbinding site for residue PCW D 626
ChainResidue
APCW418
DPCW603
DPCW605
DPCW606
DPCW607
DPCW625

site_idAH2
Number of Residues5
Detailsbinding site for residue PCW D 627
ChainResidue
DPCW612
DPCW616
DPCW618
DPCW622
D17F633

site_idAH3
Number of Residues7
Detailsbinding site for residue 17F D 628
ChainResidue
APCW405
CPCW205
DPCW601
DPCW606
DPCW607
DPCW608
D17F631

site_idAH4
Number of Residues6
Detailsbinding site for residue 17F D 629
ChainResidue
BPCW212
DPCW603
DPCW605
DPCW622
D17F630
D17F634

site_idAH5
Number of Residues9
Detailsbinding site for residue 17F D 630
ChainResidue
BPCW205
BPCW206
B17F214
CPCW212
DPCW602
DPCW603
DPCW622
D17F629
D17F634

site_idAH6
Number of Residues5
Detailsbinding site for residue 17F D 631
ChainResidue
DTRP463
DMET467
DPCW601
DPCW607
D17F628

site_idAH7
Number of Residues4
Detailsbinding site for residue 17F D 632
ChainResidue
APCW416
APCW420
DTYR591
DPCW604

site_idAH8
Number of Residues6
Detailsbinding site for residue 17F D 633
ChainResidue
CPCW207
DPCW609
DPCW618
DPCW621
DPCW622
DPCW627

site_idAH9
Number of Residues7
Detailsbinding site for residue 17F D 634
ChainResidue
APCW412
CPCW206
DPCW605
DPCW621
D17F629
D17F630
D17F635

site_idAI1
Number of Residues8
Detailsbinding site for residue 17F D 635
ChainResidue
APCW402
APCW407
CPCW205
DPCW608
DPCW615
DPCW620
DPCW621
D17F634

site_idAI2
Number of Residues18
Detailsbinding site for residue GDP B 201
ChainResidue
BASP12
BGLY13
BVAL14
BGLY15
BLYS16
BSER17
BALA18
BPHE28
BTYR32
BASP33
BASN116
BLYS117
BASP119
BLEU120
BSER145
BALA146
BLYS147
BMG202

site_idAI3
Number of Residues5
Detailsbinding site for residue MG B 202
ChainResidue
BASP12
BSER17
BASP33
BASP57
BGDP201

site_idAI4
Number of Residues6
Detailsbinding site for residue PCW B 203
ChainResidue
APCW404
A17F415
BLYS177
BPCW211
C17F210
DPCW623

site_idAI5
Number of Residues8
Detailsbinding site for residue PCW B 204
ChainResidue
A17F414
BPCW206
BPCW212
CPCW203
CPCW204
CPCW207
C17F211
DPCW616

site_idAI6
Number of Residues7
Detailsbinding site for residue PCW B 205
ChainResidue
BPCW206
BPCW208
BPCW211
BPCW212
B17F214
CPCW208
D17F630

site_idAI7
Number of Residues12
Detailsbinding site for residue PCW B 206
ChainResidue
BPCW204
BPCW205
BPCW212
B17F214
CPCW204
CPCW207
CPCW209
CPCW212
DPCW616
DPCW618
DPCW622
D17F630

site_idAI8
Number of Residues8
Detailsbinding site for residue PCW B 207
ChainResidue
APCW404
APCW406
APCW407
BPCW210
BPCW213
B17F215
B17F216
B17F217

site_idAI9
Number of Residues7
Detailsbinding site for residue PCW B 208
ChainResidue
APCW407
BPCW205
B17F214
B17F216
CPCW205
CPCW208
DPCW615

site_idAJ1
Number of Residues5
Detailsbinding site for residue PCW B 209
ChainResidue
APCW401
APCW404
APCW411
BLYS179
B17F215

site_idAJ2
Number of Residues4
Detailsbinding site for residue PCW B 210
ChainResidue
APCW406
BPCW207
BPCW213
B17F216

site_idAJ3
Number of Residues6
Detailsbinding site for residue PCW B 211
ChainResidue
BPCW203
BPCW205
BPCW212
B17F215
B17F217
DPCW623

site_idAJ4
Number of Residues8
Detailsbinding site for residue PCW B 212
ChainResidue
A17F414
BPCW204
BPCW205
BPCW206
BPCW211
C17F210
CPCW212
D17F629

site_idAJ5
Number of Residues6
Detailsbinding site for residue PCW B 213
ChainResidue
APCW407
BPCW207
BPCW210
B17F214
B17F215
B17F217

site_idAJ6
Number of Residues7
Detailsbinding site for residue 17F B 214
ChainResidue
APCW407
BPCW205
BPCW206
BPCW208
BPCW213
CPCW205
D17F630

site_idAJ7
Number of Residues8
Detailsbinding site for residue 17F B 215
ChainResidue
APCW404
APCW406
APCW411
BPCW207
BPCW209
BPCW211
BPCW213
B17F217

site_idAJ8
Number of Residues7
Detailsbinding site for residue 17F B 216
ChainResidue
APCW406
APCW407
BPCW207
BPCW208
BPCW210
DPCW601
DPCW608

site_idAJ9
Number of Residues4
Detailsbinding site for residue 17F B 217
ChainResidue
BPCW207
BPCW211
BPCW213
B17F215

site_idAK1
Number of Residues15
Detailsbinding site for residue GDP C 201
ChainResidue
CGLY13
CVAL14
CGLY15
CLYS16
CSER17
CALA18
CPHE28
CASP57
CASN116
CASP119
CLEU120
CSER145
CALA146
CLYS147
CMG202

site_idAK2
Number of Residues3
Detailsbinding site for residue MG C 202
ChainResidue
CSER17
CASP57
CGDP201

site_idAK3
Number of Residues6
Detailsbinding site for residue PCW C 203
ChainResidue
APCW403
APCW413
BGLU168
BPCW204
CPCW204
C17F211

site_idAK4
Number of Residues9
Detailsbinding site for residue PCW C 204
ChainResidue
APCW403
APCW408
BPCW204
BPCW206
CSER171
CPCW203
CPCW207
C17F211
DPCW618

site_idAK5
Number of Residues9
Detailsbinding site for residue PCW C 205
ChainResidue
APCW402
APCW407
BPCW208
B17F214
CPCW206
DPCW608
DPCW615
D17F628
D17F635

site_idAK6
Number of Residues6
Detailsbinding site for residue PCW C 206
ChainResidue
APCW402
APCW409
APCW412
CPCW205
CPCW208
D17F634

site_idAK7
Number of Residues10
Detailsbinding site for residue PCW C 207
ChainResidue
BPCW204
BPCW206
CLYS179
CLYS180
CPCW204
CPCW208
CPCW209
C17F211
DPCW618
D17F633

site_idAK8
Number of Residues6
Detailsbinding site for residue PCW C 208
ChainResidue
APCW409
BPCW205
BPCW208
CPCW206
CPCW207
CPCW209

site_idAK9
Number of Residues5
Detailsbinding site for residue PCW C 209
ChainResidue
BPCW206
CLYS182
CPCW207
CPCW208
DPCW609

site_idAL1
Number of Residues7
Detailsbinding site for residue 17F C 210
ChainResidue
APCW404
APCW413
A17F414
BPCW203
BPCW212
DPCW613
DPCW624

site_idAL2
Number of Residues9
Detailsbinding site for residue 17F C 211
ChainResidue
APCW408
BPCW204
CLYS172
CLYS175
CLYS179
CPCW203
CPCW204
CPCW207
DPCW610

site_idAL3
Number of Residues7
Detailsbinding site for residue PCW C 212
ChainResidue
BPCW206
BPCW212
DPCW602
DPCW610
DPCW616
DPCW622
D17F630

Functional Information from SwissProt/UniProt
site_idSWS_FT_FI1
Number of Residues42
DetailsRepeat: {"description":"1"}
ChainResidueDetails

site_idSWS_FT_FI2
Number of Residues42
DetailsRepeat: {"description":"2"}
ChainResidueDetails

site_idSWS_FT_FI3
Number of Residues20
DetailsRepeat: {"description":"3; half-length"}
ChainResidueDetails

site_idSWS_FT_FI4
Number of Residues42
DetailsRepeat: {"description":"4"}
ChainResidueDetails

site_idSWS_FT_FI5
Number of Residues42
DetailsRepeat: {"description":"5"}
ChainResidueDetails

site_idSWS_FT_FI6
Number of Residues42
DetailsRepeat: {"description":"6"}
ChainResidueDetails

site_idSWS_FT_FI7
Number of Residues42
DetailsRepeat: {"description":"7"}
ChainResidueDetails

site_idSWS_FT_FI8
Number of Residues42
DetailsRepeat: {"description":"8"}
ChainResidueDetails

site_idSWS_FT_FI9
Number of Residues20
DetailsRepeat: {"description":"9; half-length"}
ChainResidueDetails

site_idSWS_FT_FI10
Number of Residues4
DetailsModified residue: {"description":"Methionine sulfoxide","evidences":[{"source":"PubMed","id":"12576517","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI11
Number of Residues2
DetailsGlycosylation: {"description":"N-linked (Glc) (glycation) lysine","evidences":[{"source":"PubMed","id":"8261628","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI12
Number of Residues16
DetailsMotif: {"description":"Effector region"}
ChainResidueDetails

site_idSWS_FT_FI13
Number of Residues36
DetailsBinding site: {"evidences":[{"source":"PubMed","id":"22431598","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"22566140","evidenceCode":"ECO:0000269"},{"source":"PubMed","id":"34380736","evidenceCode":"ECO:0000305"},{"source":"PubMed","id":"35522713","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI14
Number of Residues2
DetailsModified residue: {"description":"N-acetylthreonine; in GTPase KRas, N-terminally processed","evidences":[{"source":"Reference","evidenceCode":"ECO:0000269","citation":{"citationType":"submission","publicationDate":"FEB-2008","submissionDatabase":"UniProtKB","authors":["Bienvenut W.V.","Calvo F.","Kolch W."]}}]}
ChainResidueDetails

site_idSWS_FT_FI15
Number of Residues2
DetailsModified residue: {"description":"N6-acetyllysine","evidences":[{"source":"PubMed","id":"22711838","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI16
Number of Residues2
DetailsLipidation: {"description":"S-palmitoyl cysteine","evidences":[{"source":"PubMed","id":"29239724","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI17
Number of Residues2
DetailsLipidation: {"description":"N6-palmitoyl lysine","evidences":[{"source":"PubMed","id":"29239724","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI18
Number of Residues4
DetailsLipidation: {"description":"N6-palmitoyl lysine","evidences":[{"source":"PubMed","id":"29239724","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

site_idSWS_FT_FI19
Number of Residues2
DetailsGlycosylation: {"description":"(Microbial infection) O-linked (Glc) threonine; by P.sordellii toxin TcsL","evidences":[{"source":"PubMed","id":"19744486","evidenceCode":"ECO:0000269"}]}
ChainResidueDetails

site_idSWS_FT_FI20
Number of Residues4
DetailsCross-link: {"description":"Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin)","evidences":[{"source":"PubMed","id":"30442762","evidenceCode":"ECO:0000305"}]}
ChainResidueDetails

247536

PDB entries from 2026-01-14

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