PDB entry 1u55

View 1u55 on RCSB PDB site
Description: Crystal structure of an oxygen binding H-NOX domain related to soluble guanylate cyclases (oxygen complex)
Class: signaling protein
Keywords: H-NOX domain, Heme, Oxygen sensor, Signal transduction, Chemotaxis, SIGNALING PROTEIN
Deposited on 2004-07-27, released 2004-08-31
The last revision prior to the SCOPe 2.07 freeze date was dated 2009-02-24, with a file datestamp of 2009-03-01.
Experiment type: XRAY
Resolution: 1.77 Å
R-factor: 0.227
AEROSPACI score: 0.49 (click here for full SPACI score report)

Chains and heterogens:

  • Chain 'A':
    Compound: Heme-based Methyl-accepting Chemotaxis Protein
    Species: Thermoanaerobacter tengcongensis [TaxId:119072]
    Gene: Tar4
    Database cross-references and differences (RAF-indexed): Domains in SCOPe 2.07: d1u55a_
  • Chain 'B':
    Compound: Heme-based Methyl-accepting Chemotaxis Protein
    Species: Thermoanaerobacter tengcongensis [TaxId:119072]
    Gene: Tar4
    Database cross-references and differences (RAF-indexed): Domains in SCOPe 2.07: d1u55b_
  • Heterogens: CL, HEM, OXY, HOH

PDB Chain Sequences:

  • Chain 'A':
    Sequence; same for both SEQRES and ATOM records: (download)
    >1u55A (A:)
    mkgtivgtwiktlrdlygndvvdeslksvgwepdrvitpledidddevrrifakvsektg
    knvneiwrevgrqniktfsewfpsyfagrrlvnflmmmdevhlqltkmikgatpprliak
    pvakdaiemeyvskrkmydyflgliegsskffkeeisveevergekdgfsrlkvrikfkn
    pvfeykkn
    

  • Chain 'B':
    Sequence, based on SEQRES records: (download)
    >1u55B (B:)
    mkgtivgtwiktlrdlygndvvdeslksvgwepdrvitpledidddevrrifakvsektg
    knvneiwrevgrqniktfsewfpsyfagrrlvnflmmmdevhlqltkmikgatpprliak
    pvakdaiemeyvskrkmydyflgliegsskffkeeisveevergekdgfsrlkvrikfkn
    pvfeykkn
    

    Sequence, based on observed residues (ATOM records): (download)
    >1u55B (B:)
    mkgtivgtwiktlrdlygndvvdeslksvgwepdrvitpledidddevrrifakvsektg
    knvneiwrevgrqniktfsewfpsyfagrrlvnflmmmdevhlqltkmikgatpprliak
    pvakdaiemeyvskrkmydyflgliegsskffkeeisveevergekdgfsrlkvrikfkn
    pvfeykk