7CJQ | pdb_00007cjq

Structure of DLA-88*001:04

• PDB DOI: https://doi.org/10.2210/pdb7CJQ/pdb

• Classification: IMMUNE SYSTEM
• Organism(s): Canis lupus familiaris, Canine distemper virus strain Onderstepoort
• Expression System: Escherichia coli K-12
• Mutation(s): No 


• Deposited: 2020-07-12 Released: 2020-08-26 
• Deposition Author(s): Sun, Y.J., Ma, L.Z., Li, S.
• Funding Organization(s): National Natural Science Foundation of China (NSFC)

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Experimental Data Snapshot

• Method: X-RAY DIFFRACTION
• Resolution: 2.70 Å
• R-Value Free: 
  0.282 (Depositor), 0.257 (DCC) 
• R-Value Work: 
  0.253 (Depositor) 
• R-Value Observed: 
  0.254 (Depositor) 

Starting Model: experimental

Literature

Structure of canine MHC class I at 2.7 Angstroms resolution

Sun, Y.J., Ma, L.Z., Li, S.

To be published.

Biological Assembly 1  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 3-mer - A1B1C1 

Biological assembly 1 assigned by authors and generated by PISA (software)

Biological Assembly Evidence: gel filtration

Biological Assembly 2  

Global Symmetry: Asymmetric - C1 
Global Stoichiometry: Hetero 3-mer - A1B1C1 

Biological assembly 2 assigned by authors and generated by PISA (software)

Macromolecule Content 

• Total Structure Weight: 88.99 kDa 
• Atom Count: 6,392 
• Modeled Residue Count: 766 
• Deposited Residue Count: 766 
• Unique protein chains: 3

Macromolecules

Entity ID: 1
Molecule	Chains	Sequence Length	Organism	Details	Image
MHC class I DLA-88	A, D	275	Canis lupus familiaris	Mutation(s): 0
UniProt
Find proteins for O46882 (Canis lupus familiaris) Explore O46882  Go to UniProtKB:  O46882

Entity ID: 2
Molecule	Chains	Sequence Length	Organism	Details	Image
Beta-2-microglobulin	B, E	99	Canis lupus familiaris	Mutation(s): 0  Gene Names: B2M
UniProt
Find proteins for E2RN10 (Canis lupus familiaris) Explore E2RN10  Go to UniProtKB:  E2RN10

Entity ID: 3
Molecule	Chains	Sequence Length	Organism	Details	Image
ARG-THR-ILE-SER-TYR-THR-TYR-PRO-PHE	C, F	9	Canine distemper virus strain Onderstepoort	Mutation(s): 0
UniProt
Find proteins for P24306 (Canine distemper virus (strain Onderstepoort)) Explore P24306  Go to UniProtKB:  P24306

Experimental Data & Validation

Experimental Data

• Method: X-RAY DIFFRACTION
• Resolution: 2.70 Å
• R-Value Free:  0.282 (Depositor), 0.257 (DCC) 
• R-Value Work:  0.253 (Depositor) 
• R-Value Observed: 0.254 (Depositor) 

Space Group: P 2₁ 2₁ 2₁

Unit Cell:

Length ( Å )	Angle ( ˚ )
a = 89.167	α = 90
b = 92.837	β = 90
c = 119.244	γ = 90

Software Package:

Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data reduction
HKL-2000	data scaling
REFMAC	phasing

Structure Validation

Entry History 

& Funding Information

Deposition Data

• Released Date: 2020-08-26 
Deposition Author(s): Sun, Y.J., Ma, L.Z., Li, S.

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Funding Organization	Location	Grant Number
National Natural Science Foundation of China (NSFC)	China	319 726 83

Revision History  

• Version 1.0: 2020-08-26
  Type: Initial release
  
• Version 1.1: 2020-09-30
  Changes: Database references, Structure summary
• Version 1.2: 2023-02-08
  Changes: Database references, Structure summary
• Version 1.3: 2023-11-29
  Changes: Data collection, Refinement description
• Version 1.4: 2024-10-16
  Changes: Structure summary