9N4C | pdb_00009n4c

RhoA GTPase E102A bound to GTPgammaS

PDB DOI: https://doi.org/10.2210/pdb9N4C/pdb

Classification: HYDROLASE
Organism(s): Homo sapiens
Expression System: Escherichia coli BL21(DE3)
Mutation(s): Yes

Deposited: 2025-02-02 Released: 2026-02-11
Deposition Author(s): Marcus, K., Mattos, C.
Funding Organization(s): National Science Foundation (NSF, United States)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.30 Å
R-Value Free:
0.220 (Depositor), 0.218 (DCC)
R-Value Work:
0.177 (Depositor), 0.178 (DCC)
R-Value Observed:
0.179 (Depositor)

Starting Model: experimental
View more details

wwPDB Validation 3D Report Full Report

Ligand Structure Quality Assessment

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

Literature

An evolutionarily conserved salt bridge stabilizes the active site for GTP hydrolysis in Rho GTPases

Marcus, K., Schwabe, M., Knihtila, R., Mattos, C.

(null) J Biological Chem

DOI: https://doi.org/10.1016/j.jbc.2026.111260

Macromolecule Content

Total Structure Weight: 88.31 kDa
Atom Count: 6,422
Modeled Residue Count: 721
Deposited Residue Count: 724
Unique protein chains: 1

Macromolecules

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(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Transforming protein RhoA	A, B, C, D	181	Homo sapiens	Mutation(s): 1 Gene Names: RHOA, ARH12, ARHA, RHO12 EC: 3.6.5.2
UniProt & NIH Common Fund Data Resources
Find proteins for P61586 (Homo sapiens) Explore P61586 Go to UniProtKB: P61586
PHAROS: P61586 GTEx: ENSG00000067560
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P61586
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 5 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
GSP Query on GSP Download Ideal Coordinates CCD File SDF format, chain E [auth A] SDF format, chain KA [auth C] SDF format, chain T [auth B] SDF format, chain TA [auth D] MOL2 format, chain E [auth A] MOL2 format, chain KA [auth C] MOL2 format, chain T [auth B] MOL2 format, chain TA [auth D] mmCIF format, chain E [auth A] mmCIF format, chain KA [auth C] mmCIF format, chain T [auth B] mmCIF format, chain TA [auth D]	E [auth A], KA [auth C], T [auth B], TA [auth D]	5'-GUANOSINE-DIPHOSPHATE-MONOTHIOPHOSPHATE C₁₀ H₁₆ N₅ O₁₃ P₃ S XOFLBQFBSOEHOG-UUOKFMHZSA-N		Interactions Focus chain E [auth A] Focus chain KA [auth C] Focus chain T [auth B] Focus chain TA [auth D] Interactions & Density Focus chain E [auth A] Focus chain KA [auth C] Focus chain T [auth B] Focus chain TA [auth D]
IOD Query on IOD Download Ideal Coordinates CCD File SDF format, chain AB [auth D] SDF format, chain BA [auth B] SDF format, chain BB [auth D] SDF format, chain CA [auth B] SDF format, chain CB [auth D] SDF format, chain DA [auth B] SDF format, chain DB [auth D] SDF format, chain EA [auth B] SDF format, chain EB [auth D] SDF format, chain FA [auth B] SDF format, chain FB [auth D] SDF format, chain G [auth A] SDF format, chain GA [auth B] SDF format, chain GB [auth D] SDF format, chain I [auth A] SDF format, chain J [auth A] SDF format, chain K [auth A] SDF format, chain NA [auth C] SDF format, chain OA [auth C] SDF format, chain PA [auth C] SDF format, chain VA [auth D] SDF format, chain XA [auth D] SDF format, chain YA [auth D] SDF format, chain ZA [auth D] SDF format, chain Z [auth B] SDF format, chain WA [auth D] SDF format, chain SA [auth C] SDF format, chain QA [auth C] SDF format, chain H [auth A] SDF format, chain AA [auth B] MOL2 format, chain AB [auth D] MOL2 format, chain BA [auth B] MOL2 format, chain BB [auth D] MOL2 format, chain CA [auth B] MOL2 format, chain CB [auth D] MOL2 format, chain DA [auth B] MOL2 format, chain DB [auth D] MOL2 format, chain EA [auth B] MOL2 format, chain EB [auth D] MOL2 format, chain FA [auth B] MOL2 format, chain FB [auth D] MOL2 format, chain G [auth A] MOL2 format, chain GA [auth B] MOL2 format, chain GB [auth D] MOL2 format, chain I [auth A] MOL2 format, chain J [auth A] MOL2 format, chain K [auth A] MOL2 format, chain NA [auth C] MOL2 format, chain OA [auth C] MOL2 format, chain PA [auth C] MOL2 format, chain VA [auth D] MOL2 format, chain XA [auth D] MOL2 format, chain YA [auth D] MOL2 format, chain ZA [auth D] MOL2 format, chain Z [auth B] MOL2 format, chain WA [auth D] MOL2 format, chain SA [auth C] MOL2 format, chain QA [auth C] MOL2 format, chain H [auth A] MOL2 format, chain AA [auth B] mmCIF format, chain AB [auth D] mmCIF format, chain BA [auth B] mmCIF format, chain BB [auth D] mmCIF format, chain CA [auth B] mmCIF format, chain CB [auth D] mmCIF format, chain DA [auth B] mmCIF format, chain DB [auth D] mmCIF format, chain EA [auth B] mmCIF format, chain EB [auth D] mmCIF format, chain FA [auth B] mmCIF format, chain FB [auth D] mmCIF format, chain G [auth A] mmCIF format, chain GA [auth B] mmCIF format, chain GB [auth D] mmCIF format, chain I [auth A] mmCIF format, chain J [auth A] mmCIF format, chain K [auth A] mmCIF format, chain NA [auth C] mmCIF format, chain OA [auth C] mmCIF format, chain PA [auth C] mmCIF format, chain VA [auth D] mmCIF format, chain XA [auth D] mmCIF format, chain YA [auth D] mmCIF format, chain ZA [auth D] mmCIF format, chain Z [auth B] mmCIF format, chain WA [auth D] mmCIF format, chain SA [auth C] mmCIF format, chain QA [auth C] mmCIF format, chain H [auth A] mmCIF format, chain AA [auth B]	AA [auth B] AB [auth D] BA [auth B] BB [auth D] CA [auth B] AA [auth B], AB [auth D], BA [auth B], BB [auth D], CA [auth B], CB [auth D], DA [auth B], DB [auth D], EA [auth B], EB [auth D], FA [auth B], FB [auth D], G [auth A], GA [auth B], GB [auth D], H [auth A], I [auth A], J [auth A], K [auth A], NA [auth C], OA [auth C], PA [auth C], QA [auth C], SA [auth C], VA [auth D], WA [auth D], XA [auth D], YA [auth D], Z [auth B], ZA [auth D]	IODIDE ION I XMBWDFGMSWQBCA-UHFFFAOYSA-M		Interactions Focus chain AA [auth B] Focus chain AB [auth D] Focus chain BA [auth B] Focus chain BB [auth D] Focus chain CA [auth B] Focus chain CB [auth D] Focus chain DA [auth B] Focus chain DB [auth D] Focus chain EA [auth B] Focus chain EB [auth D] Focus chain FA [auth B] Focus chain FB [auth D] Focus chain G [auth A] Focus chain GA [auth B] Focus chain GB [auth D] Focus chain H [auth A] Focus chain I [auth A] Focus chain J [auth A] Focus chain K [auth A] Focus chain NA [auth C] Focus chain OA [auth C] Focus chain PA [auth C] Focus chain QA [auth C] Focus chain SA [auth C] Focus chain VA [auth D] Focus chain WA [auth D] Focus chain XA [auth D] Focus chain YA [auth D] Focus chain Z [auth B] Focus chain ZA [auth D] Interactions & Density Focus chain AA [auth B] Focus chain AB [auth D] Focus chain BA [auth B] Focus chain BB [auth D] Focus chain CA [auth B] Focus chain CB [auth D] Focus chain DA [auth B] Focus chain DB [auth D] Focus chain EA [auth B] Focus chain EB [auth D] Focus chain FA [auth B] Focus chain FB [auth D] Focus chain G [auth A] Focus chain GA [auth B] Focus chain GB [auth D] Focus chain H [auth A] Focus chain I [auth A] Focus chain J [auth A] Focus chain K [auth A] Focus chain NA [auth C] Focus chain OA [auth C] Focus chain PA [auth C] Focus chain QA [auth C] Focus chain SA [auth C] Focus chain VA [auth D] Focus chain WA [auth D] Focus chain XA [auth D] Focus chain YA [auth D] Focus chain Z [auth B] Focus chain ZA [auth D]
CL Query on CL Download Ideal Coordinates CCD File SDF format, chain HA [auth B] SDF format, chain IA [auth B] SDF format, chain JA [auth B] SDF format, chain M [auth A] SDF format, chain N [auth A] SDF format, chain O [auth A] SDF format, chain P [auth A] SDF format, chain R [auth B] SDF format, chain RA [auth C] SDF format, chain S [auth B] SDF format, chain W [auth B] SDF format, chain X [auth B] SDF format, chain V [auth B] SDF format, chain Q [auth B] SDF format, chain L [auth A] SDF format, chain HB [auth D] MOL2 format, chain HA [auth B] MOL2 format, chain IA [auth B] MOL2 format, chain JA [auth B] MOL2 format, chain M [auth A] MOL2 format, chain N [auth A] MOL2 format, chain O [auth A] MOL2 format, chain P [auth A] MOL2 format, chain R [auth B] MOL2 format, chain RA [auth C] MOL2 format, chain S [auth B] MOL2 format, chain W [auth B] MOL2 format, chain X [auth B] MOL2 format, chain V [auth B] MOL2 format, chain Q [auth B] MOL2 format, chain L [auth A] MOL2 format, chain HB [auth D] mmCIF format, chain HA [auth B] mmCIF format, chain IA [auth B] mmCIF format, chain JA [auth B] mmCIF format, chain M [auth A] mmCIF format, chain N [auth A] mmCIF format, chain O [auth A] mmCIF format, chain P [auth A] mmCIF format, chain R [auth B] mmCIF format, chain RA [auth C] mmCIF format, chain S [auth B] mmCIF format, chain W [auth B] mmCIF format, chain X [auth B] mmCIF format, chain V [auth B] mmCIF format, chain Q [auth B] mmCIF format, chain L [auth A] mmCIF format, chain HB [auth D]	HA [auth B] HB [auth D] IA [auth B] JA [auth B] L [auth A] HA [auth B], HB [auth D], IA [auth B], JA [auth B], L [auth A], M [auth A], N [auth A], O [auth A], P [auth A], Q [auth B], R [auth B], RA [auth C], S [auth B], V [auth B], W [auth B], X [auth B]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M		Interactions Focus chain HA [auth B] Focus chain HB [auth D] Focus chain IA [auth B] Focus chain JA [auth B] Focus chain L [auth A] Focus chain M [auth A] Focus chain N [auth A] Focus chain O [auth A] Focus chain P [auth A] Focus chain Q [auth B] Focus chain R [auth B] Focus chain RA [auth C] Focus chain S [auth B] Focus chain V [auth B] Focus chain W [auth B] Focus chain X [auth B] Interactions & Density Focus chain HA [auth B] Focus chain HB [auth D] Focus chain IA [auth B] Focus chain JA [auth B] Focus chain L [auth A] Focus chain M [auth A] Focus chain N [auth A] Focus chain O [auth A] Focus chain P [auth A] Focus chain Q [auth B] Focus chain R [auth B] Focus chain RA [auth C] Focus chain S [auth B] Focus chain V [auth B] Focus chain W [auth B] Focus chain X [auth B]
MG Query on MG Download Ideal Coordinates CCD File SDF format, chain LA [auth C] SDF format, chain MA [auth C] SDF format, chain UA [auth D] SDF format, chain U [auth B] SDF format, chain F [auth A] MOL2 format, chain LA [auth C] MOL2 format, chain MA [auth C] MOL2 format, chain UA [auth D] MOL2 format, chain U [auth B] MOL2 format, chain F [auth A] mmCIF format, chain LA [auth C] mmCIF format, chain MA [auth C] mmCIF format, chain UA [auth D] mmCIF format, chain U [auth B] mmCIF format, chain F [auth A]	F [auth A], LA [auth C], MA [auth C], U [auth B], UA [auth D]	MAGNESIUM ION Mg JLVVSXFLKOJNIY-UHFFFAOYSA-N		Interactions Focus chain F [auth A] Focus chain LA [auth C] Focus chain MA [auth C] Focus chain U [auth B] Focus chain UA [auth D] Interactions & Density Focus chain F [auth A] Focus chain LA [auth C] Focus chain MA [auth C] Focus chain U [auth B] Focus chain UA [auth D]
NA Query on NA Download Ideal Coordinates CCD File SDF format, chain Y [auth B] MOL2 format, chain Y [auth B] mmCIF format, chain Y [auth B]	Y [auth B]	SODIUM ION Na FKNQFGJONOIPTF-UHFFFAOYSA-N		Interactions Focus chain Y [auth B] Interactions & Density Focus chain Y [auth B]