2024-03-30_00000135|medium|8QX5

Helical Carotenoid Protein 4 (HCP4) from Anabaena with bound Canthaxanthin; X-ray diffraction 1.90Å

Protein #1 177 residues (89% resolved)

Raw Sequence ...

MGTFTSDSASTRFSQAFGIQTGDAVASTITVFQALSIDDQLAVLWYAYTEMGRSITPAATGAARLQLAEGLLNQIKQMSHAEQLQVMRDLAAKNNTQVSRSYGILSNNTKLAFWYELSELMVKGFVVPVPTDYKISRDGSQVLEALKGLDFGQQITVLRKVVADMGVDPLAHHHHHH

Canonical Sequence ...

MGTFTSDSASTRFSQAFGIQTGDAVASTITVFQALSIDDQLAVLWYAYTEMGRSITPAATGAARLQLAEGLLNQIKQMSHAEQLQVMRDLAAKNNTQVSRSYGILSNNTKLAFWYELSELMVKGFVVPVPTDYKISRDGSQVLEALKGLDFGQQITVLRKVVADMGVDPLAHHHHHH

Non polymer #2 45D

InChI=1S/C40H52O2/c1-29(17-13-19-31(3)21-23-35-33(5)37(41)25-27-39(35,7)8)15-11-12-16-30(2)18-14-20-32(4)22-24-36-34(6)38(42)26-28-40(36,9)10/h11-24H,25-28H2,1-10H3/b12-11+,17-13+,18-14+,23-21+,24-22+,29-15+,30-16+,31-19+,32-20+

InChI=1S/C40H52O2/c1-29(17-13-19-31(3)21-23-35-33(5)37(41)25-27-39(35,7)8)15-11-12-16-30(2)18-14-20-32(4)22-24-36-34(6)38(42)26-28-40(36,9)10/h11-24H,25-28H2,1-10H3/b12-11+,17-13+,18-14+,23-21+,24-22+,29-15+,30-16+,31-19+,32-20+

SMILES: CC1=C(C(CCC1=O)(C)C)/C=C/C(=C/C=C/C(=C/C=C/C=C(/C=C/C=C(/C=C/C2=C(C(=O)CCC2(C)C)C)C)C)/C)/C

CC1=C(C(CCC1=O)(C)C)/C=C/C(=C/C=C/C(=C/C=C/C=C(/C=C/C=C(/C=C/C2=C(C(=O)CCC2(C)C)C)C)C)/C)/C

Biounit #1 monomer

Biounit #2 monomer

Reference