2H26
human CD1b in complex with endogenous phosphatidylcholine and spacer
- PDB DOI: https://doi.org/10.2210/pdb2H26/pdb
- Classification: IMMUNE SYSTEM
- Organism(s): Homo sapiens
- Expression System: Mus musculus
- Mutation(s): No 
- Deposited: 2006-05-18 Released: 2006-07-04 
Experimental Data Snapshot
- Method: X-RAY DIFFRACTION
- Resolution: 1.80 Å
- R-Value Free: 0.241 
- R-Value Work: 0.205 
- R-Value Observed: 0.207 
This is version 2.1 of the entry. See complete history. 
Macromolecules
Find similar proteins by:
(by identity cutoff) | 3D Structure
Entity ID: 1 | |||||
---|---|---|---|---|---|
Molecule | Chains | Sequence Length | Organism | Details | Image |
T-cell surface glycoprotein CD1b | 286 | Homo sapiens | Mutation(s): 0  Gene Names: CD1B | ||
UniProt & NIH Common Fund Data Resources | |||||
Find proteins for P29016 (Homo sapiens) Explore P29016  Go to UniProtKB:  P29016 | |||||
PHAROS:  P29016 GTEx:  ENSG00000158485  | |||||
Entity Groups   | |||||
Sequence Clusters | 30% Identity50% Identity70% Identity90% Identity95% Identity100% Identity | ||||
UniProt Group | P29016 | ||||
Sequence AnnotationsExpand | |||||
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Find similar proteins by:
(by identity cutoff) | 3D Structure
Entity ID: 2 | |||||
---|---|---|---|---|---|
Molecule | Chains | Sequence Length | Organism | Details | Image |
Beta-2-microglobulin | 99 | Homo sapiens | Mutation(s): 0  Gene Names: B2M | ||
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 AnnotationsExpand | |||||
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Oligosaccharides
Small Molecules
Ligands 4 Unique | |||||
---|---|---|---|---|---|
ID | Chains | Name / Formula / InChI Key | 2D Diagram | 3D Interactions | |
6PL Query on 6PL | E [auth A] | (4S,7R)-4-HYDROXY-N,N,N-TRIMETHYL-9-OXO-7-[(PALMITOYLOXY)METHYL]-3,5,8-TRIOXA-4-PHOSPHAHEXACOSAN-1-AMINIUM 4-OXIDE C42 H85 N O8 P PZNPLUBHRSSFHT-RRHRGVEJSA-O | |||
6UL Query on 6UL | F [auth A] | TETRACOSYL PALMITATE C40 H80 O2 KKTAIMZGSAQXRE-UHFFFAOYSA-N | |||
SO4 Query on SO4 | H [auth B], I [auth B] | SULFATE ION O4 S QAOWNCQODCNURD-UHFFFAOYSA-L | |||
GOL Query on GOL | G [auth A] | GLYCEROL C3 H8 O3 PEDCQBHIVMGVHV-UHFFFAOYSA-N |
Experimental Data & Validation
Experimental Data
- Method: X-RAY DIFFRACTION
- Resolution: 1.80 Å
- R-Value Free: 0.241 
- R-Value Work: 0.205 
- R-Value Observed: 0.207 
- Space Group: P 21 21 21
Unit Cell:
Length ( Å ) | Angle ( ˚ ) |
---|---|
a = 39.828 | α = 90 |
b = 103.898 | β = 90 |
c = 114.829 | γ = 90 |
Software Name | Purpose |
---|---|
REFMAC | refinement |
MOSFLM | data reduction |
CCP4 | data scaling |
PHASER | phasing |
Entry History 
Deposition Data
- Released Date: 2006-07-04  Deposition Author(s): Garcia-Alles, L.F., Maveyraud, L., Vallina, A.T., Guillet, V., Mourey, L.
Revision History (Full details and data files)
- Version 1.0: 2006-07-04
Type: Initial release - Version 1.1: 2008-05-01
Changes: Version format compliance - Version 1.2: 2011-07-13
Changes: Non-polymer description, Version format compliance - Version 2.0: 2020-07-29
Type: Remediation
Reason: Carbohydrate remediation
Changes: Advisory, Atomic model, Data collection, Derived calculations, Structure summary - Version 2.1: 2023-08-30
Changes: Data collection, Database references, Refinement description, Structure summary