PDB entry 1pxg

View 1pxg on RCSB PDB site
Description: Crystal structure of the mutated tRNA-guanine transglycosylase (TGT) D280E complexed with preQ1
Class: transferase
Keywords: TIM-barrel
Deposited on 2003-07-04, released 2003-09-09
The last revision prior to the SCOP 1.73 freeze date was dated 2003-11-04, with a file datestamp of 2007-06-04.
Experiment type: XRAY
Resolution: 1.7 Å
R-factor: 0.161
AEROSPACI score: 0.57 (click here for full SPACI score report)

Chains and heterogens:

  • Chain 'A':
    Compound: Queuine tRNA-ribosyltransferase
    Species: Zymomonas mobilis
    Gene: tgt
    Database cross-references and differences (RAF-indexed):
    • Uniprot P28720 (Start-381)
      • engineered (278)
    Domains in SCOP 1.73: d1pxga_
  • Heterogens: ZN, PRF, GOL, HOH

PDB Chain Sequences:

  • Chain 'A':
    Sequence, based on SEQRES records: (download) 
    >1pxgA (A:)
veataqetdrprfsfsiaaregkartgtiemkrgvirtpafmpvgtaatvkalkpetvra
tgadiilgntyhlmlrpgaeriaklgglhsfmgwdrpiltdsggyqvmslssltkqseeg
vtfkshldgsrhmlspersieiqhllgsdivmafdectpypatpsraassmersmrwakr
srdafdsrkeqaenaalfgiqqgsvfenlrqqsadalaeigfdgyavgglavgegqdemf
rvldfsvpmlpddkphylmgvgkpddivgavergidmfecvlptrsgrngqaftwdgpin
irnarfsedlkpldsechcavcqkwsrayihhlirageilgamlmtehniafyqqlmqki
rdsisegrfsqfaqdfraryfa

    Sequence, based on observed residues (ATOM records): (download) 
    >1pxgA (A:)
rprfsfsiaaregkartgtiemkrgvirtpafmpvgtaatvkalkpetvratgadiilgn
tyhlmlrpgaeriaklgglhsfmgwdrpiltdsggyqvmslssltkqseegvtfkshldg
srhmlspersieiqhllgsdivmafdectpypatpsraassmersmrwakrsrdafdsrk
eqaenaalfgiqqgsvfenlrqqsadalaeigfdgyavgglavgegqdemfrvldfsvpm
lpddkphylmgvgkpddivgavergidmfecvgqaftwdgpinirnarfsedlkpldsec
hcavcqkwsrayihhlirageilgamlmtehniafyqqlmqkirdsisegrfsqfaqdfr
aryfa