4G5Q

Structure of LGN GL4/Galphai1 complex

PDB DOI: https://doi.org/10.2210/pdb4G5Q/pdb

Classification: CELL CYCLE/SIGNALING PROTEIN
Organism(s): Homo sapiens, Mus musculus
Expression System: Escherichia coli
Mutation(s): No

Deposited: 2012-07-18 Released: 2012-09-05
Deposition Author(s): Jia, M., Li, J., Zhu, J., Wen, W., Zhang, M., Wang, W.

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.90 Å
R-Value Free: 0.243
R-Value Work: 0.207
R-Value Observed: 0.209

wwPDB Validation 3D Report Full Report

Ligand Structure Quality Assessment

This is version 1.1 of the entry. See complete history.

Literature

Crystal Structures of the scaffolding protein LGN reveal the general mechanism by which GoLoco binding motifs inhibit the release of GDP from Galphai subunits in G-coupled heterotrimeric proteins

Jia, M., Li, J., Zhu, J., Wen, W., Zhang, M., Wang, W.

To be published.

Macromolecule Content

Total Structure Weight: 167.5 kDa
Atom Count: 11,211
Modelled Residue Count: 1,365
Deposited Residue Count: 1,420
Unique protein chains: 2

Macromolecules

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(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
Guanine nucleotide-binding protein G(i) subunit alpha-1	A, B, C, D	330	Homo sapiens	Mutation(s): 0 Gene Names: GNAI1, GNAI3
UniProt & NIH Common Fund Data Resources
Find proteins for P63096 (Homo sapiens) Explore P63096 Go to UniProtKB: P63096
PHAROS: P63096 GTEx: ENSG00000127955
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P63096
Sequence Annotations Expand
Reference Sequence

Find similar proteins by: Sequence | 3D Structure

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
G-protein-signaling modulator 2	E, F, G, H	25	Mus musculus	Mutation(s): 0
UniProt & NIH Common Fund Data Resources
Find proteins for Q8VDU0 (Mus musculus) Explore Q8VDU0 Go to UniProtKB: Q8VDU0
IMPC: MGI:1923373
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	Q8VDU0
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 3 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
GDP Query on GDP Download Ideal Coordinates CCD File SDF format, chain I [auth A] SDF format, chain AA [auth D] SDF format, chain N [auth B] SDF format, chain U [auth C] MOL2 format, chain I [auth A] MOL2 format, chain AA [auth D] MOL2 format, chain N [auth B] MOL2 format, chain U [auth C]	AA [auth D], I [auth A], N [auth B], U [auth C]	GUANOSINE-5'-DIPHOSPHATE C₁₀ H₁₅ N₅ O₁₁ P₂ QGWNDRXFNXRZMB-UUOKFMHZSA-N		Interactions Focus chain AA [auth D] Focus chain I [auth A] Focus chain N [auth B] Focus chain U [auth C] Interactions & Density Focus chain AA [auth D] Focus chain I [auth A] Focus chain N [auth B] Focus chain U [auth C]
CIT Query on CIT Download Ideal Coordinates CCD File SDF format, chain V [auth C] SDF format, chain BA [auth D] SDF format, chain O [auth B] SDF format, chain P [auth B] MOL2 format, chain V [auth C] MOL2 format, chain BA [auth D] MOL2 format, chain O [auth B] MOL2 format, chain P [auth B]	BA [auth D], O [auth B], P [auth B], V [auth C]	CITRIC ACID C₆ H₈ O₇ KRKNYBCHXYNGOX-UHFFFAOYSA-N		Interactions Focus chain BA [auth D] Focus chain O [auth B] Focus chain P [auth B] Focus chain V [auth C] Interactions & Density Focus chain BA [auth D] Focus chain O [auth B] Focus chain P [auth B] Focus chain V [auth C]
SO4 Query on SO4 Download Ideal Coordinates CCD File SDF format, chain CA [auth D] SDF format, chain DA [auth D] SDF format, chain J [auth A] SDF format, chain M [auth A] SDF format, chain X [auth C] SDF format, chain EA [auth D] SDF format, chain FA [auth D] SDF format, chain GA [auth D] SDF format, chain K [auth A] SDF format, chain L [auth A] SDF format, chain Q [auth B] SDF format, chain R [auth B] SDF format, chain S [auth B] SDF format, chain T [auth B] SDF format, chain W [auth C] SDF format, chain Y [auth C] SDF format, chain Z [auth C] MOL2 format, chain CA [auth D] MOL2 format, chain DA [auth D] MOL2 format, chain J [auth A] MOL2 format, chain M [auth A] MOL2 format, chain X [auth C] MOL2 format, chain EA [auth D] MOL2 format, chain FA [auth D] MOL2 format, chain GA [auth D] MOL2 format, chain K [auth A] MOL2 format, chain L [auth A] MOL2 format, chain Q [auth B] MOL2 format, chain R [auth B] MOL2 format, chain S [auth B] MOL2 format, chain T [auth B] MOL2 format, chain W [auth C] MOL2 format, chain Y [auth C] MOL2 format, chain Z [auth C]	CA [auth D] DA [auth D] EA [auth D] FA [auth D] GA [auth D] CA [auth D], DA [auth D], EA [auth D], FA [auth D], GA [auth D], J [auth A], K [auth A], L [auth A], M [auth A], Q [auth B], R [auth B], S [auth B], T [auth B], W [auth C], X [auth C], Y [auth C], Z [auth C]	SULFATE ION O₄ S QAOWNCQODCNURD-UHFFFAOYSA-L		Interactions Focus chain CA [auth D] Focus chain DA [auth D] Focus chain EA [auth D] Focus chain FA [auth D] Focus chain GA [auth D] Focus chain J [auth A] Focus chain K [auth A] Focus chain L [auth A] Focus chain M [auth A] Focus chain Q [auth B] Focus chain R [auth B] Focus chain S [auth B] Focus chain T [auth B] Focus chain W [auth C] Focus chain X [auth C] Focus chain Y [auth C] Focus chain Z [auth C] Interactions & Density Focus chain CA [auth D] Focus chain DA [auth D] Focus chain EA [auth D] Focus chain FA [auth D] Focus chain GA [auth D] Focus chain J [auth A] Focus chain K [auth A] Focus chain L [auth A] Focus chain M [auth A] Focus chain Q [auth B] Focus chain R [auth B] Focus chain S [auth B] Focus chain T [auth B] Focus chain W [auth C] Focus chain X [auth C] Focus chain Y [auth C] Focus chain Z [auth C]