PDB entry 1t20

View 1t20 on RCSB PDB site
Description: Structural basis for degenerate recognition of HIV peptide variants by cytotoxic lymphocyte, variant SL9-6I
Class: immune system
Keywords: ctl, cytotoxic t lymphocytes, hiv, human immunodeficiency virus, MHC, major histocompatibility complex, pmhc, peptide MHC complex, rmsd, root-mean-squared deviation, siv, simian immunodeficiency virus, tcr, T-cell receptor, immune system
Deposited on 2004-04-19, released 2005-09-06
The last revision prior to the SCOPe 2.03 freeze date was dated 2009-02-24, with a file datestamp of 2009-02-03.
Experiment type: XRAY
Resolution: 2.2 Å
R-factor: 0.197
AEROSPACI score: 0.41 (click here for full SPACI score report)

Chains and heterogens:

  • Chain 'A':
    Compound: HLA class I histocompatibility antigen, A-2 alpha chain
    Species: Homo sapiens [TaxId:9606]
    Gene: HLA-A, HLAA
    Database cross-references and differences (RAF-indexed): Domains in SCOPe 2.03: d1t20a1, d1t20a2
  • Chain 'B':
    Compound: Beta-2-microglobulin
    Species: Homo sapiens [TaxId:9606]
    Gene: B2M
    Database cross-references and differences (RAF-indexed): Domains in SCOPe 2.03: d1t20b_
  • Chain 'C':
    Compound: gag peptide
    Species: synthetic, synthetic
    Database cross-references and differences (RAF-indexed):
    • PDB 1T20 (0-8)
  • Heterogens: HOH

PDB Chain Sequences:

  • Chain 'A':
    Sequence; same for both SEQRES and ATOM records: (download)
    >1t20A (A:)
    gshsmryfftsvsrpgrgeprfiavgyvddtqfvrfdsdaasqrmeprapwieqegpeyw
    dgetrkvkahsqthrvdlgtlrgyynqseagshtvqrmygcdvgsdwrflrgyhqyaydg
    kdyialkedlrswtaadmaaqttkhkweaahvaeqlraylegtcvewlrrylengketlq
    rtdapkthmthhavsdheatlrcwalsfypaeitltwqrdgedqtqdtelvetrpagdgt
    fqkwaavvvpsgqeqrytchvqheglpkpltlrwe
    

  • Chain 'B':
    Sequence; same for both SEQRES and ATOM records: (download)
    >1t20B (B:)
    iqrtpkiqvysrhpaengksnflncyvsgfhpsdievdllkngeriekvehsdlsfskdw
    sfyllyyteftptekdeyacrvnhvtlsqpkivkwdrdm
    

  • Chain 'C':
    No sequence available.