Target Binding Site Detail
Target General Information | Top | ||||
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Target ID | T03046 | Target Info | |||
Target Name | Mutated KRAS (mKRAS) | ||||
Synonyms | c-Ki-ras (mutated); c-K-ras (mutated); RASK2 (mutated); Ki-Ras (mutated); KRAS2 (mutated); K-Ras 2 (mutated); GTPase KRas (mutated) | ||||
Target Type | Clinical trial Target | ||||
Gene Name | KRAS | ||||
UniProt ID |
Ligand General Information | Top | ||||
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Ligand Name | Guanosine-5'-Triphosphate | Ligand Info | |||
Canonical SMILES | C1=NC2=C(N1C3C(C(C(O3)COP(=O)(O)OP(=O)(O)OP(=O)(O)O)O)O)N=C(NC2=O)N | ||||
InChI | 1S/C10H16N5O14P3/c11-10-13-7-4(8(18)14-10)12-2-15(7)9-6(17)5(16)3(27-9)1-26-31(22,23)29-32(24,25)28-30(19,20)21/h2-3,5-6,9,16-17H,1H2,(H,22,23)(H,24,25)(H2,19,20,21)(H3,11,13,14,18)/t3-,5-,6-,9-/m1/s1 | ||||
InChIKey | XKMLYUALXHKNFT-UUOKFMHZSA-N | ||||
PubChem Compound ID | 135398633 |
Drug Binding Sites of Target | Top | |||||
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PDB ID: 5VPI Crystal structure of human KRAS G12A mutant in complex with GTP | ||||||
Method | X-ray diffraction | Resolution | 1.62 Å | Mutation | Yes | [1] |
PDB Sequence |
HMTEYKLVVV
9 GAAGVGKSAL19 TIQLIQNHFV29 DEYDPEDSYR41 KQVVIDGETC51 LLDILDTADQ 70 YMRTGEGFLC80 VFAINNTKSF90 EDIHHYREQI100 KRVKDSEDVP110 MVLVGNKSDL 120 PSRTVDTKQA130 QDLARSYGIP140 FIETSAKTRQ150 GVDDAFYTLV160 REIRKHKEK |
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|
GLY10
4.733
ALA11
3.801
ALA12
3.637
GLY13
3.009
VAL14
3.276
GLY15
3.047
LYS16
2.543
SER17
2.974
ALA18
2.833
PHE28
3.463
VAL29
2.896
ASP30
2.830
GLU31
4.081
TYR32
2.521
|
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PDB ID: 5VQ2 Crystal structure of human WT-KRAS in complex with GTP | ||||||
Method | X-ray diffraction | Resolution | 1.96 Å | Mutation | Yes | [1] |
PDB Sequence |
HMTEYKLVVV
9 GAGGVGKSAL19 TIQLIQNHFV29 DEYDEDSYRK42 QVVIDGETCL52 LDILDTDQYM 72 RTGEGFLCVF82 AINNTKSFED92 IHHYREQIKR102 VKDSEDVPMV112 LVGNKSDLPS 122 RTVDTKQAQD132 LARSYGIPFI142 ETSAKTRQGV152 DDAFYTLVRE162 IRKHKE |
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|
GLY10
4.846
ALA11
3.879
GLY12
3.400
GLY13
3.054
VAL14
3.290
GLY15
3.059
LYS16
2.672
SER17
2.941
ALA18
2.814
PHE28
3.343
VAL29
3.374
ASP30
3.091
GLU31
4.870
|
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PDB ID: 6MNX Structural basis of impaired hydrolysis in KRAS Q61H mutant | ||||||
Method | X-ray diffraction | Resolution | 2.20 Å | Mutation | Yes | [2] |
PDB Sequence |
MTEYKLVVVG
10 AGGVGKSALT20 IQLIQNHFVD30 EYDPTIEDSY40 RKQVVIDGET50 CLLDILDTAG 60 HEEAMRDQYM72 RTGEGFLCVF82 AINNTKSFED92 IHHYREQIKR102 VKDSEDVPMV 112 LVGNKCDLPS122 RTVDTKQAQD132 LARSYGIPFI142 ETSAKTRQGV152 DDAFYTLVRE 162 IRKHKEK
|
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|
GLY10
4.250
ALA11
3.757
GLY12
2.014
GLY13
2.172
VAL14
2.912
GLY15
2.086
LYS16
1.897
SER17
1.985
ALA18
2.049
LEU19
4.440
PHE28
2.528
VAL29
2.233
ASP30
2.298
GLU31
3.305
TYR32
1.744
ASP33
3.549
|
References | Top | ||||
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REF 1 | Structural insight into the rearrangement of the switch I region in GTP-bound G12A K-Ras. Acta Crystallogr D Struct Biol. 2017 Dec 1;73(Pt 12):970-984. | ||||
REF 2 | KRAS(Q61H) Preferentially Signals through MAPK in a RAF Dimer-Dependent Manner in Non-Small Cell Lung Cancer. Cancer Res. 2020 Sep 1;80(17):3719-3731. |
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