PDB entry 4er2

View 4er2 on RCSB PDB site
Description: The active site of aspartic proteinases
Class: hydrolase/hydrolase inhibitor
Keywords: ACID PROTEINASE, HYDROLASE-HYDROLASE INHIBITOR complex
Deposited on 1990-10-20, released 1991-01-15
The last revision prior to the SCOPe 2.08 freeze date was dated 2017-11-29, with a file datestamp of 2017-11-24.
Experiment type: XRAY
Resolution: 2 Å
R-factor: N/A
AEROSPACI score: 0.3 (click here for full SPACI score report)

Chains and heterogens:

  • Chain 'E':
    Compound: endothiapepsin
    Species: CRYPHONECTRIA PARASITICA [TaxId:5116]
    Database cross-references and differences (RAF-indexed): Domains in SCOPe 2.08: d4er2e_
  • Chain 'I':
    Compound: pepstatin
    Species: Streptomyces argenteolus subsp. toyonakensis [TaxId:285516]
    Database cross-references and differences (RAF-indexed):
    • PDB 4ER2 (0-5)
  • Heterogens: SO4, HOH

PDB Chain Sequences:

  • Chain 'E':
    Sequence; same for both SEQRES and ATOM records: (download)
    >4er2E (E:)
    stgsatttpidslddayitpvqigtpaqtlnldfdtgssdlwvfssettasevdgqtiyt
    psksttakllsgatwsisygdgssssgdvytdtvsvggltvtgqavesakkvsssfteds
    tidgllglafstlntvsptqqktffdnakasldspvftadlgyhapgtynfgfidttayt
    gsitytavstkqgfwewtstgyavgsgtfkstsidgiadtgttllylpatvvsaywaqvs
    gakssssvggyvfpcsatlpsftfgvgsarivipgdyidfgpistgssscfggiqssagi
    ginifgdvalkaafvvfngattptlgfask
    

  • Chain 'I':
    No sequence available.