9Q2Z | pdb_00009q2z

Solution Structure of G12C mutant GppNHp-bound T35S KRAS4b

PDB DOI: https://doi.org/10.2210/pdb9Q2Z/pdb
BMRB: 52072

Classification: SIGNALING PROTEIN/HYDROLASE
Organism(s): Homo sapiens
Expression System: Escherichia coli
Mutation(s): Yes

Deposited: 2025-08-15 Released: 2026-08-19
Deposition Author(s): Sharma, A.K., Maciag, A.
Funding Organization(s): National Institutes of Health/National Cancer Institute (NIH/NCI)

Experimental Data Snapshot

Method: SOLUTION NMR
Conformers Calculated: 100
Conformers Submitted: 20
Selection Criteria: target function

wwPDB Validation 3D Report Full Report

Validation slider image for 9Q2Z

This is version 1.0 of the entry. See complete history.

Literature

Solution Structure of G12C mutant of GppNHp-bound T35S KRAS4b

Sharma, A.K.

To be published.

Macromolecule Content

Total Structure Weight: 19.89 kDa
Atom Count: 1,385
Modeled Residue Count: 169
Deposited Residue Count: 170
Unique protein chains: 1

Macromolecules

Find similar proteins by:

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Isoform 2B of GTPase KRas	A	170	Homo sapiens	Mutation(s): 3 Gene Names: KRAS, KRAS2, RASK2 EC: 3.6.5.2
UniProt & NIH Common Fund Data Resources
Find proteins for P01116 (Homo sapiens) Explore P01116 Go to UniProtKB: P01116
PHAROS: P01116 GTEx: ENSG00000133703
Entity Groups
Sequence Clusters	30% Identity 50% Identity 70% Identity 90% Identity 95% Identity 100% Identity
UniProt Group	P01116
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 2 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
GNP (Subject of Investigation/LOI) Query on GNP Download:Ideal Coordinates CCD File SDF format, chain B [auth A] MOL2 format, chain B [auth A] mmCIF format, chain B [auth A]	B [auth A]	PHOSPHOAMINOPHOSPHONIC ACID-GUANYLATE ESTER C₁₀ H₁₇ N₆ O₁₃ P₃ UQABYHGXWYXDTK-UUOKFMHZSA-N		Interactions Focus chain B [auth A]
MG (Subject of Investigation/LOI) Query on MG Download:Ideal Coordinates CCD File SDF format, chain C [auth A] MOL2 format, chain C [auth A] mmCIF format, chain C [auth A]	C [auth A]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N		Interactions Focus chain C [auth A]

Experimental Data & Validation

Experimental Data

Method: SOLUTION NMR
Conformers Calculated: 100
Conformers Submitted: 20
Selection Criteria: target function

Structure Validation

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Entry History

& Funding Information

Deposition Data

Released Date: 2026-08-19

Deposition Author(s):

Funding Organization	Location	Grant Number
National Institutes of Health/National Cancer Institute (NIH/NCI)	United States	75N91019D00024

Revision History (Full details and data files)

Version 1.0: 2026-08-19
Type: Initial release

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RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729. RCSB PDB uses resources of the National Energy Research Scientific Computing Center (NERSC), a Department of Energy User Facility.