7t1f

Crystal structure of GDP-bound T50I mutant of human KRAS4B

Method: X-RAY DIFFRACTION D_max: 83.0 Å Quality: EXCELLENT

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1. Protein Identity and Related Structures Protein Identity & Related Structures

Isoform 2B of GTPase KRas

Homo sapiens

State in the Current Structure

Assembly	Oligomeric State	Construct	Mutations and Modifications	Ligands, Ions and Associated Components	Method and Experimental Conditions	Structure Quality
1	Protein monomer Monomer Protein × 1 PDB declaration: monomeric（1） Consistent with protein copy count	Chain A； UniProt 1–169	Mutation：T50I	GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；277 K；0.2 M calcium chloride and 20% PEG3,350	Resolution 2.20 Å R-free 0.250
2	Protein monomer Monomer Protein × 1 PDB declaration: monomeric（1） Consistent with protein copy count	Chain B； UniProt 1–169	Mutation：T50I	GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；277 K；0.2 M calcium chloride and 20% PEG3,350	Resolution 2.20 Å R-free 0.250
3	Protein monomer Monomer Protein × 1 PDB declaration: monomeric（1） Consistent with protein copy count	Chain C； UniProt 1–169	Mutation：T50I	GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions：VAPOR DIFFUSION, SITTING DROP；277 K；0.2 M calcium chloride and 20% PEG3,350	Resolution 2.20 Å R-free 0.250

Other States of the Same Protein in the Database

Each row is a biological assembly of the same UniProt protein in another PDB entry. The “Difference from current entry” column identifies evidence-level differences; no tag means the currently parsed fields agree.

Other PDB	Difference from Current Entry 7T1F	Assembly / Oligomeric State	Construct	Mutations and Modifications	Ligands, Ions and Non-polymers	Method and Experimental Conditions	Structure Quality
6XHA Crystal Structure of KRAS-G12V (GMPPNP-bound) in complex with RAS-binding domain (RBD) and cysteine-rich domain (CRD) of RAF1/CRAF Deposited 2020-06-18	Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–169（169 aa）	Mutation：G12V, C118S	GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 GOL GLYCEROL × 4 MG MAGNESIUM ION × 1 CL CHLORIDE ION × 2 ZN ZINC ION × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；293 K；100 mM sodium cacodylate pH 6.5, 200 mM MgCl2, 8% PGA, 0.35 mM D-myo-phosphatidylinositol 3,4,5-triphosphate	Resolution 2.87 Å R-free 0.269
6XI7 Crystal Structure of wild-type KRAS (GMPPNP-bound) in complex with RAS-binding domain (RBD) and cysteine-rich domain (CRD) of RAF1/CRAF (crystal form I) Deposited 2020-06-19	Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–169（169 aa）	Mutation：C118S	GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 MG MAGNESIUM ION × 1 SO4 SULFATE ION × 2 CL CHLORIDE ION × 5 ZN ZINC ION × 3	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 5.3；293 K；2218.18 mM AMSO4, 6.5% (w/v) PEG 400, pH 5.3	Resolution 1.95 Å R-free 0.232
7A1W KRASG12C GDP form in complex with Cpd3 Deposited 2020-08-14	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–169（169 aa）	Mutation：G12C	GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1 PO4 PHOSPHATE ION × 1 QWK ~{N}-[6-(phenylmethyl)-7,8-dihydro-5~{H}-pyrido[4,3-d]pyrimidin-2-yl]propanamide × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7；293 K；PEG 3350 20% - Na2HPO4 200mM - pH7	Resolution 1.76 Å R-free 0.236
7A47 KRASG12C GDP form in complex with Cpd4 Deposited 2020-08-19	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–169（169 aa）	Mutation：G12C	GDP GUANOSINE-5'-DIPHOSPHATE × 1 QY5 ~{N}-[3-bromanyl-2-(2-methylimidazol-1-yl)pyridin-4-yl]-3-[[3-bromanyl-2-(2-methylimidazol-1-yl)pyridin-4-yl]-propanoyl-amino]propanamide × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6；293 K；1.1 M Sodium Citrate pH 6.0	Resolution 2.16 Å R-free 0.208
7A47 KRASG12C GDP form in complex with Cpd4 Deposited 2020-08-19	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain C 1–169（169 aa）	Mutation：G12C	GDP GUANOSINE-5'-DIPHOSPHATE × 1 QY5 ~{N}-[3-bromanyl-2-(2-methylimidazol-1-yl)pyridin-4-yl]-3-[[3-bromanyl-2-(2-methylimidazol-1-yl)pyridin-4-yl]-propanoyl-amino]propanamide × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6；293 K；1.1 M Sodium Citrate pH 6.0	Resolution 2.16 Å R-free 0.208
7A47 KRASG12C GDP form in complex with Cpd4 Deposited 2020-08-19	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 3 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain E 1–169（169 aa）	Mutation：G12C	GDP GUANOSINE-5'-DIPHOSPHATE × 1 QY5 ~{N}-[3-bromanyl-2-(2-methylimidazol-1-yl)pyridin-4-yl]-3-[[3-bromanyl-2-(2-methylimidazol-1-yl)pyridin-4-yl]-propanoyl-amino]propanamide × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6；293 K；1.1 M Sodium Citrate pH 6.0	Resolution 2.16 Å R-free 0.208
7EYX Crystal structure of Mg-free KRAS-G12D bound to GDP Deposited 2021-06-01	Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 2–169（168 aa）	Mutation：G12D	GDP GUANOSINE-5'-DIPHOSPHATE × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；298 K；30% (w/v) PEG-8000, 0.1M Acetate pH 4.5, 0.2M Li2SO4 (final pH 4.7)	Resolution 1.82 Å R-free 0.212
7F0W Crystal structure of KRAS-G12D bound to GDP with switch 1 open conformation Deposited 2021-06-07	Different construct Different mutation/modification Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 2–169（168 aa）	Not recorded	GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.8；298 K；1.0 M sodium citrate, 0.1M Tris pH 7.0, 0.2M NaCl	Resolution 1.39 Å R-free 0.190
7LZ5 Crystal structure of oncogenic KRAS Q61E GMPPCP-bound Deposited 2021-03-09	Different construct Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–164（164 aa）	Not recorded	GCP PHOSPHOMETHYLPHOSPHONIC ACID GUANYLATE ESTER × 1 MG MAGNESIUM ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；293 K；PEG 3350, 0.2 M ammonium sulfate, 0.1 M HEPES	Resolution 1.50 Å R-free 0.179
7MDP KRas G12C in complex with G-2897 Deposited 2021-04-05	Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric	Chain A 1–169（169 aa）	Mutation：G12C	Z07 4-(trifluoromethyl)-1,3-benzothiazol-2-amine × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1 ACT ACETATE ION × 2 CAD CACODYLIC ACID × 4 P15 2,5,8,11,14,17-HEXAOXANONADECAN-19-OL × 4 EDO 1,2-ETHANEDIOL × 4 DMS DIMETHYL SULFOXIDE × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；292 K；0.1 M MES pH 6.0, 21 % PEG 4K and 0.2 M lithium sulfate	Resolution 1.96 Å R-free 0.229
7OK3 Crystal Structure of KRasG13C in Complex with Nucleotide-based Covalent Inhibitor edaGDP Deposited 2021-05-17	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–169（169 aa）	Mutation：G13C	VJ8 edaGDP × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；0.2 M (NH4)F, 20 % PEG3350, 67 mg/mL KRasG13C-edaGDP, 0.1 uL reservoir + 0.1 uL protein solution	Resolution 1.60 Å R-free 0.200
7OK4 Crystal Structure of KRasG13C in Complex with Nucleotide-based covalent Inhibitor bdaGDP Deposited 2021-05-17	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–169（169 aa）	Mutation：G13C	VJB bdaGDP × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；0.2 M (NH4)F, 20 % PEG3350, 70 mg/mL KRas-bdaGDP, 0.1 uL reservoir + 0.1 uL protein solution	Resolution 1.70 Å R-free 0.182
7RP3 Crystal structure of GNE-1952 alkylated KRAS G12C in complex with 2H11 CLAMP Deposited 2021-08-03	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric	Chain A 2–169（168 aa）	Mutation：G12C	MKZ 1-[4-[6-chloranyl-7-(5-methyl-1~{H}-indazol-4-yl)quinazolin-4-yl]piperazin-1-yl]propan-1-one × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1 GOL GLYCEROL × 4 EDO 1,2-ETHANEDIOL × 3 SO4 SULFATE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；292 K；0.10% n-Octyl-B-D-glucoside, 0.1 M sodium citrate pH 5.5, 22% PEG 3350	Resolution 2.00 Å R-free 0.234
7RPZ KRAS G12D in complex with MRTX-1133 Deposited 2021-08-05	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–169（169 aa）	Mutation：G12D	GDP GUANOSINE-5'-DIPHOSPHATE × 1 6IC 4-(4-[(1R,5S)-3,8-diazabicyclo[3.2.1]octan-3-yl]-8-fluoro-2-{[(2R,4R,7aS)-2-fluorotetrahydro-1H-pyrrolizin-7a(5H)-yl]methoxy}pyrido[4,3-d]pyrimidin-7-yl)-5-ethynyl-6-fluoronaphthalen-2-ol × 1 MG MAGNESIUM ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；100 mM Sodium Citrate pH 4.2,29% PEG 8K, 200 mM Ammonium Acetate	Resolution 1.30 Å R-free 0.171
7RT1 Crystal Structure of KRAS G12D with compound 15 (4-(4-[(1R,5S)-3,8-diazabicyclo[3.2.1]octan-3-yl]-8-fluoro-2-{[(2S)-1-methylpyrrolidin-2-yl]methoxy}pyrido[4,3-d]pyrimidin-7-yl)naphthalen-2-ol) bound Deposited 2021-08-12	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–169（169 aa）	Mutation：G12D, C51S, C80L, C118S	GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1 7L8 4-(4-[(1R,5S)-3,8-diazabicyclo[3.2.1]octan-3-yl]-8-fluoro-2-{[(2S)-1-methylpyrrolidin-2-yl]methoxy}pyrido[4,3-d]pyrimidin-7-yl)naphthalen-2-ol × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；298 K；25% PEG8000, 100 mM sodium citrate, pH 5.4, 200 mM ammonium acetate	Resolution 1.27 Å R-free 0.168
7RT2 Crystal Structure of KRAS G12D with compound 25 (4-(4-[(1R,5S)-3,8-diazabicyclo[3.2.1]octan-3-yl]-8-fluoro-2-{[(2R,4R,7aS)-2-fluorotetrahydro-1H-pyrrolizin-7a(5H)-yl]methoxy}pyrido[4,3-d]pyrimidin-7-yl)naphthalen-2-ol) bound Deposited 2021-08-12	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–169（169 aa）	Mutation：G12D, C51S, C80L, C118S	GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1 7NL 4-(4-[(1R,5S)-3,8-diazabicyclo[3.2.1]octan-3-yl]-8-fluoro-2-{[(2R,4R,7aS)-2-fluorotetrahydro-1H-pyrrolizin-7a(5H)-yl]methoxy}pyrido[4,3-d]pyrimidin-7-yl)naphthalen-2-ol × 1 GOL GLYCEROL × 1 EDO 1,2-ETHANEDIOL × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；298 K；28% PEG8000, 100 mM sodium citrate, pH 5.0, 200 mM ammonium acetate	Resolution 1.59 Å R-free 0.180
7RT3 Crystal Structure of KRAS G12D with compound 24 (4-(4-[(1R,5S)-3,8-diazabicyclo[3.2.1]octan-3-yl]-8-fluoro-2-{[(2S,4S,7aR)-2-fluorotetrahydro-1H-pyrrolizin-7a(5H)-yl]methoxy}pyrido[4,3-d]pyrimidin-7-yl)naphthalen-2-ol) bound Deposited 2021-08-12	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–169（169 aa）	Mutation：G12D, C51S, C80L, C118S	GDP GUANOSINE-5'-DIPHOSPHATE × 1 7NZ 4-(4-[(1R,5S)-3,8-diazabicyclo[3.2.1]octan-3-yl]-8-fluoro-2-{[(2S,4S,7aR)-2-fluorotetrahydro-1H-pyrrolizin-7a(5H)-yl]methoxy}pyrido[4,3-d]pyrimidin-7-yl)naphthalen-2-ol × 1 MG MAGNESIUM ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；298 K；28% PEG8000, 100 mM sodium citrate, pH 4.6, 100 mM ammonium acetate	Resolution 1.56 Å R-free 0.199
7RT4 KRAS G12D in complex with Compound 5B (7-(8-chloronaphthalen-1-yl)-8-fluoro-2-{[(2S)-1-methylpyrrolidin-2-yl]methoxy}-4-(piperazin-1-yl)pyrido[4,3-d]pyrimidine) Deposited 2021-08-12	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–169（169 aa）	Mutation：G12D, C51S, C80L, C118S	GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1 7IZ 7-(8-chloronaphthalen-1-yl)-8-fluoro-2-{[(2S)-1-methylpyrrolidin-2-yl]methoxy}-4-(piperazin-1-yl)pyrido[4,3-d]pyrimidine × 1 GOL GLYCEROL × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；298 K；PEG8000, sodium citrate, ammonium acetate	Resolution 2.10 Å R-free 0.234
7RT5 Crystal structure of KRAS G12D with compound 36 (4-[(1R,5S)-3,8-diazabicyclo[3.2.1]octan-3-yl]-7-(8-ethynyl-7-fluoronaphthalen-1-yl)-8-fluoro-2-{[(4s,7as)-tetrahydro-1H-pyrrolizin-7a(5H)-yl]methoxy}pyrido[4,3-d]pyrimidine) bound Deposited 2021-08-12	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–169（169 aa）	Mutation：G12D, C51S, C80L, C118S	GDP GUANOSINE-5'-DIPHOSPHATE × 1 7OE 4-[(1R,5S)-3,8-diazabicyclo[3.2.1]octan-3-yl]-7-(8-ethynyl-7-fluoronaphthalen-1-yl)-8-fluoro-2-{[(4s,7as)-tetrahydro-1H-pyrrolizin-7a(5H)-yl]methoxy}pyrido[4,3-d]pyrimidine × 1 MG MAGNESIUM ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION；293 K；100 mM sodium citrate, pH 4.5, 26% PEG8000, 200 mM ammonium acetate	Resolution 1.29 Å R-free 0.187
7W5R KRAS G12V and peptide complex Deposited 2021-11-30	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 8 PDB declaration: octameric	Chain A 1–168（168 aa） Chain E 1–168（168 aa） Chain I 1–168（168 aa） Chain M 1–168（168 aa） Chain Q 1–168（168 aa） Chain U 1–168（168 aa）	Mutation：G12V Mutation：G12V Mutation：G12V Mutation：G12V Mutation：G12V Mutation：G12V	MG MAGNESIUM ION × 6 GDP GUANOSINE-5'-DIPHOSPHATE × 6	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293.15 K；polyethylene glycol 3350, 0.2 M potassium nitrate at pH 6.8	Resolution 3.87 Å R-free 0.310
7YCC KRas G12C in complex with Compound 5c Deposited 2022-07-01	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–169（169 aa）	Not recorded	GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1 IQC 1-[7-[6-chloranyl-8-fluoranyl-7-(5-methyl-1~{H}-indazol-4-yl)-2-[(1-methylpiperidin-4-yl)amino]quinazolin-4-yl]-2,7-diazaspiro[3.5]nonan-2-yl]propan-1-one × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；293 K；MES, ammonium sulfate, PEG550MME	Resolution 1.79 Å R-free 0.255
7YCC KRas G12C in complex with Compound 5c Deposited 2022-07-01	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain B 1–169（169 aa）	Not recorded	GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1 IQC 1-[7-[6-chloranyl-8-fluoranyl-7-(5-methyl-1~{H}-indazol-4-yl)-2-[(1-methylpiperidin-4-yl)amino]quinazolin-4-yl]-2,7-diazaspiro[3.5]nonan-2-yl]propan-1-one × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；293 K；MES, ammonium sulfate, PEG550MME	Resolution 1.79 Å R-free 0.255
7YCC KRas G12C in complex with Compound 5c Deposited 2022-07-01	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 3 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain C 1–169（169 aa）	Not recorded	GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1 IQC 1-[7-[6-chloranyl-8-fluoranyl-7-(5-methyl-1~{H}-indazol-4-yl)-2-[(1-methylpiperidin-4-yl)amino]quinazolin-4-yl]-2,7-diazaspiro[3.5]nonan-2-yl]propan-1-one × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；293 K；MES, ammonium sulfate, PEG550MME	Resolution 1.79 Å R-free 0.255
7YCE KRas G12C in complex with Compound 7b Deposited 2022-07-01	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–169（169 aa）	Mutation：G12C, C118S	GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1 SO4 SULFATE ION × 1 IQN 1-[7-[6-chloranyl-2-(1-ethylpiperidin-4-yl)oxy-8-fluoranyl-7-(5-methyl-1~{H}-indazol-4-yl)quinazolin-4-yl]-2,7-diazaspiro[3.5]nonan-2-yl]propan-1-one × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；293 K；MES, ammonium sulfate, PEG550MME	Resolution 1.80 Å R-free 0.291
8B69 Heterotetramer of K-Ras4B(G12V) and Rgl2(RBD) Deposited 2022-09-26	Different construct Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain B 1–169（169 aa） Chain D 1–169（169 aa）	Mutation：G12V Mutation：G12V	MG MAGNESIUM ION × 2 GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 7.5；298 K；0.2M Sodium/potassium phosphate pH 7.5, 0.1M HEPES 7.5, 22.5% v/v PEG (16.67%w/v PEG 8000, 16.67%w/v PEG 10000, 16.67% w/v PEG 6000), 10% v/v Glycerol	Resolution 3.07 Å R-free 0.317
8BE3 Crystal structure of KRasG12V-Nanobody84 Deposited 2022-10-21	Different mutation/modification Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain R 1–169（169 aa）	Mutation：G12V	MG MAGNESIUM ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；PEG 3350 21%, MES 0.1 M pH 6.0, NaCl 150mM	Resolution 1.85 Å R-free 0.230
8BE3 Crystal structure of KRasG12V-Nanobody84 Deposited 2022-10-21	Different mutation/modification Different oligomeric state Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–169（169 aa）	Mutation：G12V	MG MAGNESIUM ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；PEG 3350 21%, MES 0.1 M pH 6.0, NaCl 150mM	Resolution 1.85 Å R-free 0.230
8BE4 Crystal structure of SOS1-KRasG12V-Nanobody14 Deposited 2022-10-21	Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 3 PDB declaration: trimeric	Chain R 1–169（169 aa）	Mutation：G12V	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；14% PEG 1000, Tris 0.1 M pH 7.0	Resolution 1.90 Å R-free 0.199
8BE5 Crystal structure of SOS1-KRasG12V-Nanobody22-Nanobody75 Deposited 2022-10-21	Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 4 PDB declaration: tetrameric	Chain R 1–169（169 aa）	Mutation：G12V	No recorded non-water small molecule	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；10% PEG 4000, 0.1 M sodium citrate, pH 5.5 and 0.2 M sodium acetate	Resolution 3.13 Å R-free 0.278
8CX5 Crystal Structure of small molecule alpha,beta-ketoamide 4 covalently bound to K-Ras(G12R) Deposited 2022-05-19	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–169（169 aa）	Mutation：G12R, C51S, C80L, C118S	MG MAGNESIUM ION × 1 P7U {(2S)-4-[(7P)-7-(8-chloronaphthalen-1-yl)-8-fluoro-2-{[(4R,7as)-tetrahydro-1H-pyrrolizin-7a(5H)-yl]methoxy}pyrido[4,3-d]pyrimidin-4-yl]-1-[(3S)-2,2,3-trihydroxybutanoyl]piperazin-2-yl}acetonitrile × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；298 K；0.1 M MES 6.5 30% w/v PEG 4K	Resolution 1.72 Å R-free 0.221
8CX5 Crystal Structure of small molecule alpha,beta-ketoamide 4 covalently bound to K-Ras(G12R) Deposited 2022-05-19	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain B 1–169（169 aa）	Mutation：G12R, C51S, C80L, C118S	MG MAGNESIUM ION × 1 P7U {(2S)-4-[(7P)-7-(8-chloronaphthalen-1-yl)-8-fluoro-2-{[(4R,7as)-tetrahydro-1H-pyrrolizin-7a(5H)-yl]methoxy}pyrido[4,3-d]pyrimidin-4-yl]-1-[(3S)-2,2,3-trihydroxybutanoyl]piperazin-2-yl}acetonitrile × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 PO4 PHOSPHATE ION × 2 NA SODIUM ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；pH 6.5；298 K；0.1 M MES 6.5 30% w/v PEG 4K	Resolution 1.72 Å R-free 0.221
8DNJ Crystal structure of human KRAS G12C covalently bound with AstraZeneca WO2020/178282A1 compound 76 Deposited 2022-07-11	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–169（169 aa）	Mutation：C51S,C80L,C118S	MG MAGNESIUM ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 U4U 1-[(5S,9P,12aR)-9-(2-chloro-6-hydroxyphenyl)-8-ethynyl-10-fluoro-3,4,12,12a-tetrahydro-6H-pyrazino[2,1-c][1,4]benzoxazepin-2(1H)-yl]propan-1-one × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；293 K；0.001M MgCl2, 0.1 M MES pH 6.5, 30% PEG 4000, 10% Ethanol	Resolution 1.81 Å R-free 0.289
8DNJ Crystal structure of human KRAS G12C covalently bound with AstraZeneca WO2020/178282A1 compound 76 Deposited 2022-07-11	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain B 1–169（169 aa）	Mutation：C51S,C80L,C118S	MG MAGNESIUM ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 U4U 1-[(5S,9P,12aR)-9-(2-chloro-6-hydroxyphenyl)-8-ethynyl-10-fluoro-3,4,12,12a-tetrahydro-6H-pyrazino[2,1-c][1,4]benzoxazepin-2(1H)-yl]propan-1-one × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；293 K；0.001M MgCl2, 0.1 M MES pH 6.5, 30% PEG 4000, 10% Ethanol	Resolution 1.81 Å R-free 0.289
8DNJ Crystal structure of human KRAS G12C covalently bound with AstraZeneca WO2020/178282A1 compound 76 Deposited 2022-07-11	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 3 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain C 1–169（169 aa）	Mutation：C51S,C80L,C118S	MG MAGNESIUM ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 U4U 1-[(5S,9P,12aR)-9-(2-chloro-6-hydroxyphenyl)-8-ethynyl-10-fluoro-3,4,12,12a-tetrahydro-6H-pyrazino[2,1-c][1,4]benzoxazepin-2(1H)-yl]propan-1-one × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；293 K；0.001M MgCl2, 0.1 M MES pH 6.5, 30% PEG 4000, 10% Ethanol	Resolution 1.81 Å R-free 0.289
8DNK Crystal structure of human KRAS G12C covalently bound with Taiho WO2020/085493A1 compound 6 Deposited 2022-07-11	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–169（169 aa）	Mutation：C51S,C80L,C118S	MG MAGNESIUM ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 U50 2-{[(5-tert-butyl-6-chloro-1H-indazol-3-yl)amino]methyl}-4-chloro-1-methyl-N-(1-propanoylazetidin-3-yl)-1H-imidazole-5-carboxamide × 1 SO4 SULFATE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.5；293 K；0.1 M TRIS pH 8.5, 2.0 M Ammonium sulfate	Resolution 2.23 Å R-free 0.235
8EBZ Crystal Structure of GMPPNP-bound KRAS-G13D mutant at 1.2 Ang resolution Deposited 2022-08-31	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–169（169 aa）	Mutation：G13D Non-standard monomer：Yes (specific site not provided by mmCIF)	GNP PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER × 1 MG MAGNESIUM ION × 4	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 8.5；293 K；0.1 M Tris pH 8.5, 20% PEG 400, 20% PEG 8000, 50 mM Magnesium Chloride	Resolution 1.20 Å R-free 0.171
8F0M Monobody 12D5 bound to KRAS(G12D) Deposited 2022-11-03	Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain A 1–169（169 aa）	Mutation：G12D, C51S, C80L, C118S	MG MAGNESIUM ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1 GLC alpha-D-glucopyranose × 2	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；291 K；0.2 M sodium sulfate decahydrate, 20% w/v PEG3350, 0.05% w/v benzamidine hydrochloride	Resolution 2.44 Å R-free 0.245
8F0M Monobody 12D5 bound to KRAS(G12D) Deposited 2022-11-03	Different mutation/modification Different oligomeric state Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein heterocomplex Heteromer；Protein × 2 PDB declaration: dimeric	Chain C 1–169（169 aa）	Mutation：G12D, C51S, C80L, C118S	MG MAGNESIUM ION × 1 GSP 5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；291 K；0.2 M sodium sulfate decahydrate, 20% w/v PEG3350, 0.05% w/v benzamidine hydrochloride	Resolution 2.44 Å R-free 0.245
8FMI Crystal structure of human KRAS at 1.12 A Deposited 2022-12-23	Different mutation/modification Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–169（169 aa）	Not recorded	MG MAGNESIUM ION × 1 GDP GUANOSINE-5'-DIPHOSPHATE × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；293 K；Ammonium Formate 0.2 M and PEG 3350 20%	Resolution 1.12 Å R-free 0.147
8TVK KRAS 1-169 G12C Mutant at 100k Deposited 2023-08-18	Different mutation/modification Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–169（169 aa）	Mutation：G12C	GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；200mM Na Acetate pH 3.6 100mM Tris pH 8.5 20% PEG 3350 1mM DTT	Resolution 1.04 Å R-free 0.205
8TXJ KRAS 1-169 G12C Mutant at 277k Deposited 2023-08-23	Different mutation/modification Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–169（169 aa）	Mutation：G12C	GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；200mM Na Acetate pH 3.6 100mM Tris pH 8.5 20% PEG 3350 1mM DTT	Resolution 1.40 Å R-free 0.206
8TXK KRAS 1-169 G12C Mutant at 240k Deposited 2023-08-23	Different mutation/modification Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–169（169 aa）	Mutation：G12C	GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；200mM Na Acetate pH 3.6 100mM Tris pH 8.5 20% PEG 3350 1mM DTT	Resolution 1.38 Å R-free 0.221
8TY2 KRAS 1-169 G12C Mutant at 293k Deposited 2023-08-24	Different mutation/modification Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–169（169 aa）	Mutation：G12C	GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；298 K；200mM Na Acetate pH 3.6 100mM Tris pH 8.5 20% PEG 3350 1mM DTT	Resolution 1.41 Å R-free 0.208
8TY8 KRAS 1-169 G12C Mutant at 310k Deposited 2023-08-24	Different mutation/modification Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–169（169 aa）	Mutation：G12C	GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；200mM Na Acetate pH 3.6 100mM Tris pH 8.5 20% PEG 3350 1mM DTT	Resolution 1.40 Å R-free 0.206
8TY9 KRAS 1-169 G12C Mutant at 313k Deposited 2023-08-24	Different mutation/modification Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–169（169 aa）	Mutation：G12C	GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, HANGING DROP；293 K；200mM Na Acetate pH 3.6 100mM Tris pH 8.5 20% PEG 3350 1mM DTT	Resolution 1.43 Å R-free 0.213
8X6R KRasG12C in complex with inhibitor Deposited 2023-11-21	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–169（169 aa）	Not recorded	GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1 Y9D 1-[7-[6-ethenyl-8-ethoxy-7-(5-methyl-1~{H}-indazol-4-yl)-2-(1-methylpiperidin-4-yl)oxy-quinazolin-4-yl]-2,7-diazaspiro[3.5]nonan-2-yl]propan-1-one × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；293 K；MES, ammonium sulfate, PEG550MME	Resolution 1.85 Å R-free 0.299
8X6R KRasG12C in complex with inhibitor Deposited 2023-11-21	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 2 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain B 1–169（169 aa）	Not recorded	GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1 Y9D 1-[7-[6-ethenyl-8-ethoxy-7-(5-methyl-1~{H}-indazol-4-yl)-2-(1-methylpiperidin-4-yl)oxy-quinazolin-4-yl]-2,7-diazaspiro[3.5]nonan-2-yl]propan-1-one × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；293 K；MES, ammonium sulfate, PEG550MME	Resolution 1.85 Å R-free 0.299
8X6R KRasG12C in complex with inhibitor Deposited 2023-11-21	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 3 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain C 1–169（169 aa）	Not recorded	GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1 Y9D 1-[7-[6-ethenyl-8-ethoxy-7-(5-methyl-1~{H}-indazol-4-yl)-2-(1-methylpiperidin-4-yl)oxy-quinazolin-4-yl]-2,7-diazaspiro[3.5]nonan-2-yl]propan-1-one × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；293 K；MES, ammonium sulfate, PEG550MME	Resolution 1.85 Å R-free 0.299
8X6R KRasG12C in complex with inhibitor Deposited 2023-11-21	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 4 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain D 1–169（169 aa）	Not recorded	GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1 Y9D 1-[7-[6-ethenyl-8-ethoxy-7-(5-methyl-1~{H}-indazol-4-yl)-2-(1-methylpiperidin-4-yl)oxy-quinazolin-4-yl]-2,7-diazaspiro[3.5]nonan-2-yl]propan-1-one × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；293 K；MES, ammonium sulfate, PEG550MME	Resolution 1.85 Å R-free 0.299
8X6R KRasG12C in complex with inhibitor Deposited 2023-11-21	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 5 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain E 1–169（169 aa）	Not recorded	GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1 Y9D 1-[7-[6-ethenyl-8-ethoxy-7-(5-methyl-1~{H}-indazol-4-yl)-2-(1-methylpiperidin-4-yl)oxy-quinazolin-4-yl]-2,7-diazaspiro[3.5]nonan-2-yl]propan-1-one × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；293 K；MES, ammonium sulfate, PEG550MME	Resolution 1.85 Å R-free 0.299
8X6R KRasG12C in complex with inhibitor Deposited 2023-11-21	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 6 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain F 1–169（169 aa）	Not recorded	GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1 Y9D 1-[7-[6-ethenyl-8-ethoxy-7-(5-methyl-1~{H}-indazol-4-yl)-2-(1-methylpiperidin-4-yl)oxy-quinazolin-4-yl]-2,7-diazaspiro[3.5]nonan-2-yl]propan-1-one × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；293 K；MES, ammonium sulfate, PEG550MME	Resolution 1.85 Å R-free 0.299
9UOH KRasG12C in complex with ASP2453 Deposited 2025-04-25	Different mutation/modification Different ligand/ion Different experimental conditions Different structure-quality metrics	Assembly 1 Protein monomer Monomer；Protein × 1 PDB declaration: monomeric	Chain A 1–169（169 aa）	Not recorded	GDP GUANOSINE-5'-DIPHOSPHATE × 1 MG MAGNESIUM ION × 1 A1L9E ASP2453 × 1 SO4 SULFATE ION × 1	X-RAY DIFFRACTION X-ray crystallization conditions VAPOR DIFFUSION, SITTING DROP；pH 6.5；293 K；MES, ammonium sulfate, PEG550MME	Resolution 1.75 Å R-free 0.259

38 other PDB entries and 52 assemblies. Open the comparison page and filter oligomeric states

View Construct and Data Evidence

UniProt name	RASK-2_HUMAN
Isoform	—
PDB entities	1
Chains and sequence ranges	Author chain A； PDBConstruct 2–170； UniProt 1–169 Author chain B； PDBConstruct 2–170； UniProt 1–169 Author chain C； PDBConstruct 2–170； UniProt 1–169

The page prioritizes protein identity, the current assembly, associated components, oligomeric state and cross-PDB links. Chain mapping and sequence ranges are retained as data evidence. Internal IDs, import timestamps and assembly operation expressions are maintenance fields and are not shown here.

SAXS scattering curve SAXS Profile

P(r) Distance Distribution P(r) Distribution

Download Download SAXS (.dat) P(r) (.pr.out) CIF

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2. Structure Basics 2. Structure Basics

Entry ID entry_id	7t1f
Deposition date deposition_date	2021-12-01
Structure title title	Crystal structure of GDP-bound T50I mutant of human KRAS4B
Keywords keywords	KRAS, RAS, T50I, KRAS4B, K-RAS, ONCOPROTEIN; ONCOPROTEIN
Experimental Method method	X-RAY DIFFRACTION

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3. SAXS Parameters (CRYSOL theoretical calculation) 3. SAXS Parameters (CRYSOL)

Radius of gyration Rg (Guinier) rg_guinier	26.65 Å
Radius of gyration Rg (electron density) rg_electron	25.80 Å
Forward intensity I(0) i0	57076100.00
Molecular weight molecular_weight	56743.0 kDa
Excluded volume excluded_volume	70220 Å³
Envelope volume envelope_volume	87105 Å³
Hydration-shell volume shell_volume	28428 Å³
Envelope diameter envelope_diameter	85.4 Å
Shell Rg shell_rg	32.70 Å
Envelope Rg envelope_rg	25.86 Å
Shape Rg shape_rg	25.77 Å
Total Rg total_rg	26.62 Å
Total atoms total_atoms	3974
Residues n_residues	487
Spherical-harmonic order n_harmonics	20
q range q_range	— – 0.5000 Å⁻¹
Data points n_points	101
Shell type shell_type	directional
Solvent electron density solvent_density	0.3340 e/Å³
Shell contrast contrast_shell	0.0300 e/Å³
CRYSOL version crysol_version	4.1.3

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4. P(r) Distance Distribution (GNOM inversion) 4. P(r) Analysis (GNOM)

Maximum dimension Dmax dmax	83.0 Å
Rg (real space) rg_real	26.56 Å
Rg uncertainty (real space) rg_real_error	0.58 Å
I(0) (real space) i0_real	5.7080e+07
I(0) uncertainty (real space) i0_real_error	8.1030e+05
Rg (reciprocal space) rg_reciprocal	26.59 Å
I(0) (reciprocal space) i0_reciprocal	57080000.0000
Solution quality estimate total_estimate	0.9099
Solution quality rating solution_quality	EXCELLENT a EXCELLENT solution
P(r) peaks n_peaks	2
Primary peak position r_peak_primary	29.1 Å
Skewness Skewness skewness	0.194
Kurtosis Kurtosis kurtosis	-0.579
Angular range angular_range	— – 0.3000 Å⁻¹
Current regularization parameter α current_alpha	0.0000
Highest regularization parameter α highest_alpha	10230000.0000
Real-space data points n_real_points	61
GNOM version gnom_version	4.1.3
Quality Criteria quality_criteria	AN1: 0.000; Oscil: 0.949; Stabil: 1.000; Sysdev: 1.000; Positv: 1.000; Valcen: 0.999; Smooth: 0.978

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5. Crystallography and Experiment 5. Crystallography & Experiment

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6. Entities and Polymers Entities & Polymers (4)

Entity 1 Entity 1 polymer

Description description	Isoform 2B of GTPase KRas
Molecular weight formula_weight	19340.9 kDa
EC 编号 ec_number	3.6.5.2
Mutation mutation	T50I
Source method src_method	man
Copy count entity_count	3

Polymer Polymer

Polymer type type	polypeptide(L)
Chain IDs strand_id	A,B,C
Atom count atom_count	4160

GMTEYKLVVVGAGGVGKSALTIQLIQNHFVDEYDPTIEDSYRKQVVIDGEICLLDILDTAGQEEYSAMRDQYMRTGEGFLCVFAINNTKSFEDIHHYREQIKRVKDSEDVPMVLVGNKCDLPSRTVDTKQAQDLARSYGIPFIETSAKTRQGVDDAFYTLVREIRKHKEK

来源 Source

来源生物 organism	Homo sapiens
通用名 common_name	human
NCBI Class编号 ncbi_taxonomy_id	9606
宿主生物 host_organism	Escherichia coli

Entity 2 Entity 2 non-polymer

Description description	GUANOSINE-5'-DIPHOSPHATE
Molecular weight formula_weight	443.2 kDa
Source method src_method	syn
Copy count entity_count	3

Entity 3 Entity 3 non-polymer

Description description	MAGNESIUM ION
Molecular weight formula_weight	24.3 kDa
Source method src_method	syn
Copy count entity_count	4

Entity 4 Entity 4 water

Description description	water
Molecular weight formula_weight	18.0 kDa
Source method src_method	nat
Copy count entity_count	183

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7. Fold Classification (SCOP + CATH) 3 domains

CATH v4.4 (3 domains)

Domain ID domain_id	7t1fA01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	300 — P-loop containing nucleotide triphosphate hydrolases

Domain ID domain_id	7t1fB01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	300 — P-loop containing nucleotide triphosphate hydrolases

Domain ID domain_id	7t1fC01
Class class	3 — Alpha Beta
Architecture architecture	40 — 3-Layer(aba) Sandwich
Topology topology	50 — Rossmann fold
Homologous superfamily homologous superfamily	300 — P-loop containing nucleotide triphosphate hydrolases

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8. Citations (1)

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Unit-cell length a length_a	70.110 Å
Unit-cell length b length_b	70.110 Å
Unit-cell length c length_c	337.610 Å
Unit-cell angle α angle_alpha	90.00 °
Unit-cell angle β angle_beta	90.00 °
Unit-cell angle γ angle_gamma	120.00 °
Molecules per unit cell Z z_pdb	36

Space group space_group	P 61 2 2
Space-group number int_tables_number	178
Crystal system crystal_system	—

Resolution resolution	2.200 Å
Low-resolution limit resolution_low	49.289 Å
R factor r_factor	0.2132
R_work r_work	0.2106
R_free r_free	0.2499

fit	/app/data/saxs_computation/t1/7t1f/7t1f.fit
pddf	/app/data/pr_computation/t1/7t1f/7t1f.pr.out
profile	/app/data/saxs_computation/t1/7t1f/7t1f.dat