PDB entry 1y55

View 1y55 on RCSB PDB site
Description: Crystal structure of the C122S mutant of E. Coli expressed avidin related protein 4 (AVR4)-biotin complex
Class: sugar binding protein
Keywords: avidin, streptavidin, biotin, avidin related molecule, high affinity, thermostability, SUGAR BINDING PROTEIN
Deposited on 2004-12-02, released 2005-05-24
The last revision prior to the SCOPe 2.06 freeze date was dated 2011-07-13, with a file datestamp of 2011-05-08.
Experiment type: XRAY
Resolution: 1 Å
R-factor: 0.166
AEROSPACI score: 0.98 (click here for full SPACI score report)

Chains and heterogens:

  • Chain 'X':
    Compound: Avidin-related protein 4/5
    Species: Gallus gallus [TaxId:9031]
    Gene: AVR4
    Database cross-references and differences (RAF-indexed):
    • Uniprot P56734
      • engineered (121)
    Domains in SCOPe 2.06: d1y55x1, d1y55x2
  • Chain 'Y':
    Compound: Avidin-related protein 4/5
    Species: Gallus gallus [TaxId:9031]
    Gene: AVR4
    Database cross-references and differences (RAF-indexed):
    • Uniprot P56734
      • engineered (121)
    Domains in SCOPe 2.06: d1y55y1, d1y55y2
  • Heterogens: BTN, FMT, HOH

PDB Chain Sequences:

  • Chain 'X':
    Sequence, based on SEQRES records: (download) 
    >1y55X (X:)
arkcsltgkwtnnlgsimtiravnsrgeftgtyltavadnpgnitlspllgiqhkrasqp
tfgftvhwnfsesttvftgqcfidrngkevlktmwllrssvndisydwkatrvgynnftr
lstvee

    Sequence, based on observed residues (ATOM records): (download) 
    >1y55X (X:)
kcsltgkwtnnlgsimtiravnsrgeftgtyltavadnpgnitlspllgiqhkrasqptf
gftvhwnfsesttvftgqcfidrngkevlktmwllrssvndisydwkatrvgynnftrls

  • Chain 'Y':
    Sequence, based on SEQRES records: (download) 
    >1y55Y (Y:)
arkcsltgkwtnnlgsimtiravnsrgeftgtyltavadnpgnitlspllgiqhkrasqp
tfgftvhwnfsesttvftgqcfidrngkevlktmwllrssvndisydwkatrvgynnftr
lstvee

    Sequence, based on observed residues (ATOM records): (download) 
    >1y55Y (Y:)
kcsltgkwtnnlgsimtiravnsrgeftgtyltavadnpgnitlspllgiqhkrasqptf
gftvhwnfsesttvftgqcfidrngkevlktmwllrssvndisydwkatrvgynnftrls