PDB entry 1rqk

View 1rqk on RCSB PDB site
Description: Structure of the reaction centre from Rhodobacter sphaeroides carotenoidless strain R-26.1 reconstituted with 3,4-dihydrospheroidene
Class: photosynthesis
Keywords: photosynthesis, photosynthetic reaction center, reconstituted carotenoid, carotenoid binding site, membrane protein
Deposited on 2003-12-05, released 2004-04-27
The last revision prior to the SCOPe 2.05 freeze date was dated 2011-07-13, with a file datestamp of 2011-05-08.
Experiment type: XRAY
Resolution: 2.7 Å
R-factor: 0.164
AEROSPACI score: 0.33 (click here for full SPACI score report)

Chains and heterogens:

  • Chain 'H':
    Compound: reaction center protein h chain
    Species: Rhodobacter sphaeroides [TaxId:1063]
    Database cross-references and differences (RAF-indexed): Domains in SCOPe 2.05: d1rqkh1, d1rqkh2
  • Chain 'L':
    Compound: reaction center protein l chain
    Species: Rhodobacter sphaeroides [TaxId:1063]
    Database cross-references and differences (RAF-indexed): Domains in SCOPe 2.05: d1rqkl_
  • Chain 'M':
    Compound: reaction center protein m chain
    Species: Rhodobacter sphaeroides [TaxId:1063]
    Database cross-references and differences (RAF-indexed): Domains in SCOPe 2.05: d1rqkm_
  • Heterogens: FE, BCL, BPH, U10, SP2, CDL, LDA, HOH

PDB Chain Sequences:

  • Chain 'H':
    Sequence, based on SEQRES records: (download) 
    >1rqkH (H:)
mvgvtafgnfdlaslaiysfwiflagliyylqtenmregyplenedgtpaanqgpfplpk
pktfilphgrgtltvpgpesedrpialartavsegfphaptgdpmkdgvgpaswvarrdl
peldghghnkikpmkaaagfhvsagknpiglpvrgcdleiagkvvdiwvdipeqmarfle
velkdgstrllpmqmvkvqsnrvhvnalssdlfagiptiksptevtlleedkicgyvagg
lmyaapkrksvvaamlaeya

    Sequence, based on observed residues (ATOM records): (download) 
    >1rqkH (H:)
fdlaslaiysfwiflagliyylqtenmregyplenedgtpaanqgpfplpkpktfilphg
rgtltvpgpesedrpialartavsegfphaptgdpmkdgvgpaswvarrdlpeldghghn
kikpmkaaagfhvsagknpiglpvrgcdleiagkvvdiwvdipeqmarflevelkdgstr
llpmqmvkvqsnrvhvnalssdlfagiptiksptevtlleedkicgyvagglmyaapkrk
s

  • Chain 'L':
    Sequence; same for both SEQRES and ATOM records: (download) 
    >1rqkL (L:)
allsferkyrvpggtlvggnlfdfwvgpfyvgffgvatfffaalgiiliawsavlqgtwn
pqlisvyppaleyglggaplakgglwqiiticatgafvswalreveicrklgigyhipfa
fafailayltlvlfrpvmmgawgyafpygiwthldwvsntgytygnfhynpahmiaisff
ftnalalalhgalvlsaanpekgkemrtpdhedtffrdlvgysigtlgihrlglllslsa
vffsalcmiitgtiwfdqwvdwwqwwvklpwwanipgging

  • Chain 'M':
    Sequence, based on SEQRES records: (download) 
    >1rqkM (M:)
aeyqnifsqvqvrgpadlgmtedvnlanrsgvgpfstllgwfgnaqlgpiylgslgvlsl
fsglmwfftigiwfwyqagwnpavflrdlfffsleppapeyglsfaaplkegglwliasf
fmfvavwswwgrtylraqalgmgkhtawaflsaiwlwmvlgfirpilmgswseavpygif
shldwtnnfslvhgnlfynpfhglsiaflygsallfamhgatilavsrfggereleqiad
rgtaaeraalfwrwtmgfnatmegihrwaiwmavlvtltggigillsgtvvdnwyvwgqn
hgmapln

    Sequence, based on observed residues (ATOM records): (download) 
    >1rqkM (M:)
aeyqnifsqvqvrgpadlgmtedvnlanrsgvgpfstllgwfgnaqlgpiylgslgvlsl
fsglmwfftigiwfwyqagwnpavflrdlfffsleppapeyglsfaaplkegglwliasf
fmfvavwswwgrtylraqalgmgkhtawaflsaiwlwmvlgfirpilmgswseavpygif
shldwtnnfslvhgnlfynpfhglsiaflygsallfamhgatilavsrfggereleqiad
rgtaaeraalfwrwtmgfnatmegihrwaiwmavlvtltggigillsgtvvdnwyvwgqn
hg