PDB entry 1pke

View 1pke on RCSB PDB site
Description: Crystal Structure of E. coli purine nucleoside phosphorylase complexed with 2-fluoro-2'-deoxyadenosine and sulfate/phosphate
Class: transferase
Keywords: hexamer, protein-nucleoside complex, trimer of dimers
Deposited on 2003-06-05, released 2003-11-25
The last revision prior to the SCOP 1.75 freeze date was dated 2003-11-25, with a file datestamp of 2007-06-04.
Experiment type: XRAY
Resolution: 2.3 Å
R-factor: 0.173
AEROSPACI score: 0.48 (click here for full SPACI score report)

Chains and heterogens:

  • Chain 'A':
    Compound: purine nucleoside phosphorylase
    Species: Escherichia coli, and Escherichia coli O157:H7
    Database cross-references and differences (RAF-indexed): Domains in SCOP 1.75: d1pkea_
  • Chain 'B':
    Compound: purine nucleoside phosphorylase
    Species: Escherichia coli, and Escherichia coli O157:H7
    Database cross-references and differences (RAF-indexed): Domains in SCOP 1.75: d1pkeb_
  • Chain 'C':
    Compound: purine nucleoside phosphorylase
    Species: Escherichia coli, and Escherichia coli O157:H7
    Database cross-references and differences (RAF-indexed): Domains in SCOP 1.75: d1pkec_
  • Heterogens: PO4, 2FD, HOH

PDB Chain Sequences:

  • Chain 'A':
    Sequence; same for both SEQRES and ATOM records: (download)
    >1pkeA (A:)
    atphinaemgdfadvvlmpgdplrakyiaetfledarevnnvrgmlgftgtykgrkisvm
    ghgmgipscsiytkelitdfgvkkiirvgscgavlphvklrdvvigmgactdskvnrirf
    kdhdfaaiadfdmvrnavdaakalgidarvgnlfsadlfyspdgemfdvmekygilgvem
    eaagiygvaaefgakaltictvsdhirtheqttaaerqttfndmikialesvllgdk
    

  • Chain 'B':
    Sequence; same for both SEQRES and ATOM records: (download)
    >1pkeB (B:)
    atphinaemgdfadvvlmpgdplrakyiaetfledarevnnvrgmlgftgtykgrkisvm
    ghgmgipscsiytkelitdfgvkkiirvgscgavlphvklrdvvigmgactdskvnrirf
    kdhdfaaiadfdmvrnavdaakalgidarvgnlfsadlfyspdgemfdvmekygilgvem
    eaagiygvaaefgakaltictvsdhirtheqttaaerqttfndmikialesvllgdk
    

  • Chain 'C':
    Sequence, based on SEQRES records: (download)
    >1pkeC (C:)
    atphinaemgdfadvvlmpgdplrakyiaetfledarevnnvrgmlgftgtykgrkisvm
    ghgmgipscsiytkelitdfgvkkiirvgscgavlphvklrdvvigmgactdskvnrirf
    kdhdfaaiadfdmvrnavdaakalgidarvgnlfsadlfyspdgemfdvmekygilgvem
    eaagiygvaaefgakaltictvsdhirtheqttaaerqttfndmikialesvllgdk
    

    Sequence, based on observed residues (ATOM records): (download)
    >1pkeC (C:)
    atphinaemgdfadvvlmpgdplrakyiaetfledarevnnvrgmlgftgtykgrkisvm
    ghgmgipscsiytkelitdfgvkkiirvgscgavlphvklrdvvigmgactdskvnrirf
    kdhdfaaiadfdmvrnavdaakalgidarvgnlfsadlfyspdgemfdvmekygilgvem
    eaagiygvaaefgakaltictvsdhirtheqtqttfndmikialesvllgdk