9OHU | pdb_00009ohu

CD1c presenting GM3 ganglioside

PDB DOI: https://doi.org/10.2210/pdb9OHU/pdb

Classification: LIPID BINDING PROTEIN
Organism(s): Homo sapiens
Expression System: Homo sapiens
Mutation(s): No

Deposited: 2025-05-05 Released: 2025-11-19
Deposition Author(s): Cao, T.P., Rossjohn, J., Shahine, A.
Funding Organization(s): Australian Research Council (ARC)

Experimental Data Snapshot

Method: X-RAY DIFFRACTION
Resolution: 2.90 Å
R-Value Free:
0.237 (Depositor), 0.241 (DCC)
R-Value Work:
0.195 (Depositor), 0.199 (DCC)
R-Value Observed:
0.197 (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

CD1c presenting GM3 ganglioside

Cao, T.P., Rossjohn, J., Shahine, A.

To be published.

Macromolecule Content

Total Structure Weight: 45.62 kDa
Atom Count: 3,130
Modeled Residue Count: 380
Deposited Residue Count: 381
Unique protein chains: 2

Macromolecules

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
T-cell surface glycoprotein CD1c/T-cell surface glycoprotein CD1b chimeric protein	A	280	Homo sapiens	Mutation(s): 0 Gene Names: CD1C
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
Glycosylation
Glycosylation Sites: 1	Glycosylation Focus chain A
Sequence Annotations Expand
Reference Sequence

Find similar proteins by:

(by identity cutoff) | 3D Structure

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Beta-2-microglobulin	B	101	Homo sapiens	Mutation(s): 0 Gene Names: B2M, CDABP0092, HDCMA22P
UniProt & NIH Common Fund Data Resources
Find proteins for P61769 (Homo sapiens) Explore P61769 Go to UniProtKB: P61769
PHAROS: P61769 GTEx: ENSG00000166710
Entity Groups
Sequence Clusters	30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity
UniProt Group	P61769
Sequence Annotations Expand
Reference Sequence

Small Molecules

Ligands 6 Unique
ID	Chains	Name / Formula / InChI Key	2D Diagram	3D Interactions
A1CB6 (Subject of Investigation/LOI) Query on A1CB6 Download Ideal Coordinates CCD File SDF format, chain D [auth A] MOL2 format, chain D [auth A] mmCIF format, chain D [auth A]	D [auth A]	(2R,3S,4E)-3-hydroxy-2-octadecanamidooctadec-4-en-1-yl 5-acetamido-3,5-dideoxy-L-glycero-alpha-D-galacto-non-2-ulopyranonosyl-(2->3)-beta-D-galactopyranosyl-(1->4)-beta-D-glucopyranoside C₅₉ H₁₀₈ N₂ O₂₁ UIKPUUZBQYTDRX-FVORTQBQSA-N		Interactions Focus chain D [auth A] Interactions & Density Focus chain D [auth A]
A1CB5 Query on A1CB5 Download Ideal Coordinates CCD File SDF format, chain E [auth A] MOL2 format, chain E [auth A] mmCIF format, chain E [auth A]	E [auth A]	(2S)-2,3-dihydroxypropyl heptadecanoate C₂₀ H₄₀ O₄ SVUQHVRAGMNPLW-IBGZPJMESA-N		Interactions Focus chain E [auth A] Interactions & Density Focus chain E [auth A]
NAG Query on NAG 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]	2-acetamido-2-deoxy-beta-D-glucopyranose C₈ H₁₅ N O₆ OVRNDRQMDRJTHS-FMDGEEDCSA-N		Interactions Focus chain C [auth A] Interactions & Density Focus chain C [auth A]
KZF Query on KZF Download Ideal Coordinates CCD File SDF format, chain F [auth A] MOL2 format, chain F [auth A] mmCIF format, chain F [auth A]	F [auth A]	2-(cyclohexylazaniumyl)ethanesulfonate C₈ H₁₇ N O₃ S MKWKNSIESPFAQN-UHFFFAOYSA-N		Interactions Focus chain F [auth A] Interactions & Density Focus chain F [auth A]
MLA Query on MLA Download Ideal Coordinates CCD File SDF format, chain G [auth A] SDF format, chain H [auth A] MOL2 format, chain G [auth A] MOL2 format, chain H [auth A] mmCIF format, chain G [auth A] mmCIF format, chain H [auth A]	G [auth A], H [auth A]	MALONIC ACID C₃ H₄ O₄ OFOBLEOULBTSOW-UHFFFAOYSA-N		Interactions Focus chain G [auth A] Focus chain H [auth A] Interactions & Density Focus chain G [auth A] Focus chain H [auth A]
CL Query on CL Download Ideal Coordinates CCD File SDF format, chain I [auth A] SDF format, chain J [auth A] MOL2 format, chain I [auth A] MOL2 format, chain J [auth A] mmCIF format, chain I [auth A] mmCIF format, chain J [auth A]	I [auth A], J [auth A]	CHLORIDE ION Cl VEXZGXHMUGYJMC-UHFFFAOYSA-M		Interactions Focus chain I [auth A] Focus chain J [auth A] Interactions & Density Focus chain I [auth A] Focus chain J [auth A]