PDB entry 1pek

View 1pek on RCSB PDB site
Description: structure of the complex of proteinase k with a substrate-analogue hexa-peptide inhibitor at 2.2 angstroms resolution
Class: hydrolase/hydrolase inhibitor
Keywords: HYDROLASE-HYDROLASE INHIBITOR complex
Deposited on 1993-01-19, released 1994-01-31
The last revision prior to the SCOPe 2.02 freeze date was dated 2011-07-13, with a file datestamp of 2011-05-08.
Experiment type: XRAY
Resolution: 2.2 Å
R-factor: 0.165
AEROSPACI score: 0.4 (click here for full SPACI score report)

Chains and heterogens:

  • Chain 'C':
    Compound: peptide pro-ala-pro-phe
    Database cross-references and differences (RAF-indexed):
    • PDB 1PEK (0-3)
  • Chain 'D':
    Compound: d-dal-ala-nh2
  • Chain 'E':
    Compound: Proteinase K
    Species: Tritirachium album [TaxId:37998]
    Database cross-references and differences (RAF-indexed):
    • Uniprot P06873 (0-278)
      • conflict (84)
    Domains in SCOPe 2.02: d1peke_
  • Heterogens: HOH

PDB Chain Sequences:

  • Chain 'C':
    No sequence available.

  • Chain 'D':
    No sequence available.

  • Chain 'E':
    Sequence; same for both SEQRES and ATOM records: (download) 
    >1pekE (E:)
aaqtnapwglarisstspgtstyyydesagqgscvyvidtgieashpefegraqmvktyy
yssrdgnghgthcagtvgsrtygvvkktqlfgvkvlddngsgqystiiagmdfvasdknn
rncpkgvvaslslgggysssvnsaaarlqssgvmvavaagnnnadarnyspasepsvctv
gasdrydrrssfsnygsvldifgpgtsilstwiggstrsisgtsmatphvaglaaylmtl
gkttaasacryiadtankgdlsnipfgtvnllaynnyqa