PDB entry 2arc

View 2arc on RCSB PDB site
Description: escherichia coli regulatory protein arac complexed with l-arabinose
Class: transcription factor
Keywords: transcription factor, carbohydrate binding, coiled-coil, jelly roll
Deposited on 1996-10-29, released 1997-05-15
The last revision prior to the SCOP 1.75 freeze date was dated 2003-04-01, with a file datestamp of 2007-06-04.
Experiment type: XRAY
Resolution: 1.5 Å
R-factor: 0.179
AEROSPACI score: 0.7 (click here for full SPACI score report)

Chains and heterogens:

  • Chain 'A':
    Compound: arabinose operon regulatory protein
    Species: ESCHERICHIA COLI
    Database cross-references and differences (RAF-indexed): Domains in SCOP 1.75: d2arca_
  • Chain 'B':
    Compound: arabinose operon regulatory protein
    Species: ESCHERICHIA COLI
    Database cross-references and differences (RAF-indexed): Domains in SCOP 1.75: d2arcb_
  • Heterogens: ARA, HOH

PDB Chain Sequences:

  • Chain 'A':
    Sequence, based on SEQRES records: (download) 
    >2arcA (A:)
dpllpgysfnahlvagltpieangyldffidrplgmkgyilnltirgqgvvknqgrefvc
rpgdillfppgeihhygrhpearewyhqwvyfrpraywhewlnwpsifantgffrpdeah
qphfsdlfgqiinagqgegrysellainlleqlllrrmeaines

    Sequence, based on observed residues (ATOM records): (download) 
    >2arcA (A:)
dpllpgysfnahlvagltpieangyldffidrplgmkgyilnltirgqgvvknqgrefvc
rpgdillfppgeihhygrhpearewyhqwvyfrpraywhewlnwpsifantgffrpdeah
qphfsdlfgqiinagqgegrysellainlleqlllrrmeai

  • Chain 'B':
    Sequence; same for both SEQRES and ATOM records: (download) 
    >2arcB (B:)
dpllpgysfnahlvagltpieangyldffidrplgmkgyilnltirgqgvvknqgrefvc
rpgdillfppgeihhygrhpearewyhqwvyfrpraywhewlnwpsifantgffrpdeah
qphfsdlfgqiinagqgegrysellainlleqlllrrmeaines