PDB entry 1h3b

View 1h3b on RCSB PDB site
Description: squalene-hopene cyclase
Class: isomerase
Keywords: isomerase, cholesterol biosynthesis, inhibitor, interactions, oxidosqualene cyclase, monotopic membrane protein
Deposited on 2002-08-25, released 2003-08-21
The last revision prior to the SCOP 1.75 freeze date was dated 2003-08-21, with a file datestamp of 2007-06-04.
Experiment type: XRAY
Resolution: 2.8 Å
R-factor: 0.206
AEROSPACI score: 0.34 (click here for full SPACI score report)

Chains and heterogens:

  • Chain 'A':
    Compound: squalene--hopene cyclase
    Species: Alicyclobacillus acidocaldarius
    Database cross-references and differences (RAF-indexed): Domains in SCOP 1.75: d1h3ba1, d1h3ba2
  • Chain 'B':
    Compound: squalene--hopene cyclase
    Species: Alicyclobacillus acidocaldarius
    Database cross-references and differences (RAF-indexed): Domains in SCOP 1.75: d1h3bb1, d1h3bb2
  • Chain 'C':
    Compound: squalene--hopene cyclase
    Species: Alicyclobacillus acidocaldarius
    Database cross-references and differences (RAF-indexed): Domains in SCOP 1.75: d1h3bc1, d1h3bc2
  • Heterogens: C8E, R46, HOH

PDB Chain Sequences:

  • Chain 'A':
    Sequence, based on SEQRES records: (download)
    >1h3bA (A:)
    maeqlveapayartldraveyllscqkdegywwgpllsnvtmeaeyvllchildrvdrdr
    mekirryllheqredgtwalypggppdldttieayvalkyigmsrdeepmqkalrfiqsq
    ggiessrvftrmwlalvgeypwekvpmvppeimflgkrmplniyefgswaratvvalsiv
    msrqpvfplperarvpelyetdvpprrrgakggggwifdaldralhgyqklsvhpfrraa
    eiraldwllerqagdgswggiqppwfyalialkildmtqhpafikgweglelygveldyg
    gwmfqasispvwdtglavlalraaglpadhdrlvkagewlldrqitvpgdwavkrpnlkp
    ggfafqfdnvyypdvddtavvvwalntlrlpderrrrdamtkgfrwivgmqssnggwgay
    dvdntsdlpnhipfcdfgevtdppsedvtahvlecfgsfgyddawkvirraveylkreqk
    pdgswfgrwgvnylygtgavvsalkavgidtrepyiqkaldwveqhqnpdggwgedcrsy
    edpayagkgastpsqtawalmaliaggraeseaarrgvqylvetqrpdggwdepyytgtg
    fpgdfylgytmyrhvfptlalgrykqaierr
    

    Sequence, based on observed residues (ATOM records): (download)
    >1h3bA (A:)
    ayartldraveyllscqkdegywwgpllsnvtmeaeyvllchildrvdrdrmekirryll
    heqredgtwalypggppdldttieayvalkyigmsrdeepmqkalrfiqsqggiessrvf
    trmwlalvgeypwekvpmvppeimflgkrmplniyefgswaratvvalsivmsrqpvfpl
    perarvpelyetdvpprrrgakggggwifdaldralhgyqklsvhpfrraaeiraldwll
    erqagdgswggiqppwfyalialkildmtqhpafikgweglelygveldyggwmfqasis
    pvwdtglavlalraaglpadhdrlvkagewlldrqitvpgdwavkrpnlkpggfafqfdn
    vyypdvddtavvvwalntlrlpderrrrdamtkgfrwivgmqssnggwgaydvdntsdlp
    nhipfcdfgevtdppsedvtahvlecfgsfgyddawkvirraveylkreqkpdgswfgrw
    gvnylygtgavvsalkavgidtrepyiqkaldwveqhqnpdggwgedcrsyedpayagkg
    astpsqtawalmaliaggraeseaarrgvqylvetqrpdggwdepyytgtgfpgdfylgy
    tmyrhvfptlalgrykqaie
    

  • Chain 'B':
    Sequence, based on SEQRES records: (download)
    >1h3bB (B:)
    maeqlveapayartldraveyllscqkdegywwgpllsnvtmeaeyvllchildrvdrdr
    mekirryllheqredgtwalypggppdldttieayvalkyigmsrdeepmqkalrfiqsq
    ggiessrvftrmwlalvgeypwekvpmvppeimflgkrmplniyefgswaratvvalsiv
    msrqpvfplperarvpelyetdvpprrrgakggggwifdaldralhgyqklsvhpfrraa
    eiraldwllerqagdgswggiqppwfyalialkildmtqhpafikgweglelygveldyg
    gwmfqasispvwdtglavlalraaglpadhdrlvkagewlldrqitvpgdwavkrpnlkp
    ggfafqfdnvyypdvddtavvvwalntlrlpderrrrdamtkgfrwivgmqssnggwgay
    dvdntsdlpnhipfcdfgevtdppsedvtahvlecfgsfgyddawkvirraveylkreqk
    pdgswfgrwgvnylygtgavvsalkavgidtrepyiqkaldwveqhqnpdggwgedcrsy
    edpayagkgastpsqtawalmaliaggraeseaarrgvqylvetqrpdggwdepyytgtg
    fpgdfylgytmyrhvfptlalgrykqaierr
    

    Sequence, based on observed residues (ATOM records): (download)
    >1h3bB (B:)
    ayartldraveyllscqkdegywwgpllsnvtmeaeyvllchildrvdrdrmekirryll
    heqredgtwalypggppdldttieayvalkyigmsrdeepmqkalrfiqsqggiessrvf
    trmwlalvgeypwekvpmvppeimflgkrmplniyefgswaratvvalsivmsrqpvfpl
    perarvpelyetdvpprrrgakggggwifdaldralhgyqklsvhpfrraaeiraldwll
    erqagdgswggiqppwfyalialkildmtqhpafikgweglelygveldyggwmfqasis
    pvwdtglavlalraaglpadhdrlvkagewlldrqitvpgdwavkrpnlkpggfafqfdn
    vyypdvddtavvvwalntlrlpderrrrdamtkgfrwivgmqssnggwgaydvdntsdlp
    nhipfcdfgevtdppsedvtahvlecfgsfgyddawkvirraveylkreqkpdgswfgrw
    gvnylygtgavvsalkavgidtrepyiqkaldwveqhqnpdggwgedcrsyedpayagkg
    astpsqtawalmaliaggraeseaarrgvqylvetqrpdggwdepyytgtgfpgdfylgy
    tmyrhvfptlalgrykqaie
    

  • Chain 'C':
    Sequence, based on SEQRES records: (download)
    >1h3bC (C:)
    maeqlveapayartldraveyllscqkdegywwgpllsnvtmeaeyvllchildrvdrdr
    mekirryllheqredgtwalypggppdldttieayvalkyigmsrdeepmqkalrfiqsq
    ggiessrvftrmwlalvgeypwekvpmvppeimflgkrmplniyefgswaratvvalsiv
    msrqpvfplperarvpelyetdvpprrrgakggggwifdaldralhgyqklsvhpfrraa
    eiraldwllerqagdgswggiqppwfyalialkildmtqhpafikgweglelygveldyg
    gwmfqasispvwdtglavlalraaglpadhdrlvkagewlldrqitvpgdwavkrpnlkp
    ggfafqfdnvyypdvddtavvvwalntlrlpderrrrdamtkgfrwivgmqssnggwgay
    dvdntsdlpnhipfcdfgevtdppsedvtahvlecfgsfgyddawkvirraveylkreqk
    pdgswfgrwgvnylygtgavvsalkavgidtrepyiqkaldwveqhqnpdggwgedcrsy
    edpayagkgastpsqtawalmaliaggraeseaarrgvqylvetqrpdggwdepyytgtg
    fpgdfylgytmyrhvfptlalgrykqaierr
    

    Sequence, based on observed residues (ATOM records): (download)
    >1h3bC (C:)
    ayartldraveyllscqkdegywwgpllsnvtmeaeyvllchildrvdrdrmekirryll
    heqredgtwalypggppdldttieayvalkyigmsrdeepmqkalrfiqsqggiessrvf
    trmwlalvgeypwekvpmvppeimflgkrmplniyefgswaratvvalsivmsrqpvfpl
    perarvpelyetdvpprrrgakggggwifdaldralhgyqklsvhpfrraaeiraldwll
    erqagdgswggiqppwfyalialkildmtqhpafikgweglelygveldyggwmfqasis
    pvwdtglavlalraaglpadhdrlvkagewlldrqitvpgdwavkrpnlkpggfafqfdn
    vyypdvddtavvvwalntlrlpderrrrdamtkgfrwivgmqssnggwgaydvdntsdlp
    nhipfcdfgevtdppsedvtahvlecfgsfgyddawkvirraveylkreqkpdgswfgrw
    gvnylygtgavvsalkavgidtrepyiqkaldwveqhqnpdggwgedcrsyedpayagkg
    astpsqtawalmaliaggraeseaarrgvqylvetqrpdggwdepyytgtgfpgdfylgy
    tmyrhvfptlalgrykqaie