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PDBsum entry 4i5b

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protein Protein-protein interface(s) links
Immune system PDB id
4i5b
Jmol
Contents
Protein chains
180 a.a.
192 a.a.
12 a.a.
11 a.a.
Waters ×190
PDB id:
4i5b
Name: Immune system
Title: Structure of human mhc class ii protein hla-dr1 carrying an hemagglutinin peptide partially filling the binding groove
Structure: Hla class ii histocompatibility antigen, dr alpha chain: a, d. Synonym: mhc class ii antigen dra. Engineered: yes. Hla class ii histocompatibility antigen, drb1-1 b chain: b, e. Synonym: mhc class ii antigen drb1 1, Dr-1, dr1. Engineered: yes. Truncated hemagglutinin peptide.
Source: Homo sapiens. Human. Organism_taxid: 9606. Gene: hla-dra, hla-dra1. Expressed in: spodoptera frugiperda. Expression_system_taxid: 7108. Gene: hla-drb1. Synthetic: yes
Resolution:
2.12Å     R-factor:   0.201     R-free:   0.237
Authors: M.-S.E.D.Schulze
Key ref: M.-S.E.D.Schulze Structural conservation of mhc class ii peptide-Bindi groove in absence of peptide residues n-Terminal to p pocket. To be published, .
Date:
28-Nov-12     Release date:   04-Dec-13    
PROCHECK
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 Headers
 References

Protein chains
Pfam   ArchSchema ?
P01903  (DRA_HUMAN) -  HLA class II histocompatibility antigen, DR alpha chain
Seq:
Struc:
254 a.a.
180 a.a.*
Protein chains
Pfam   ArchSchema ?
P04229  (2B11_HUMAN) -  HLA class II histocompatibility antigen, DRB1-1 beta chain
Seq:
Struc:
266 a.a.
192 a.a.*
Protein chain
No UniProt id for this chain
Struc: 12 a.a.
Protein chain
No UniProt id for this chain
Struc: 11 a.a.
Key:    PfamA domain  Secondary structure  CATH domain
* PDB and UniProt seqs differ at 2 residue positions (black crosses)

 Gene Ontology (GO) functional annotation 
  GO annot!
  Cellular component     membrane   2 terms 
  Biological process     immune response   2 terms