2025-03-01_00000234|ligand|9ESF

Holo IDO with a bound inhibitor; X-ray diffraction 2.50Å
Protein #1 365 residues (91% resolved)

MGKIYGEYLMLDKLLDAQCMLSEEDKRPVHDEHLFIITHQAYELWFKQIIFEFDSIRDMLDAEVIDETKTLEIVKRLNRVVLILKLLVDQVPILETMTPLDFMDFRKYLAPASGFQSLQFRLIENKLGVLTEQRVRYNQKYSDVFSDEEARNSIRNSEKDPSLLELVQRWLERTPGLEESGFNFWAKFQESVDRFLEAQVQSAMEEPVEKAKNYRLMDIEKRREVYRSIFDPAVHDALVRRGDRRFSHRALQGAIMITFYRDEPRFSQPHQLLTLLMDIDSLITKWRYNHVIMVQRMIGSQQLGTGGSSGYQYLRSTLSDRYKVFLDLFNLSTFLIPREAIPPLDETIRKKLINKSVLEHHHHHH

MGKIYGEYLMLDKLLDAQCMLSEEDKRPVHDEHLFIITHQAYELWFKQIIFEFDSIRDMLDAEVIDETKTLEIVKRLNRVVLILKLLVDQVPILETMTPLDFMDFRKYLAPASGFQSLQFRLIENKLGVLTEQRVRYNQKYSDVFSDEEARNSIRNSEKDPSLLELVQRWLERTPGLEESGFNFWAKFQESVDRFLEAQVQSAMEEPVEKAKNYRLMDIEKRREVYRSIFDPAVHDALVRRGDRRFSHRALQGAIMITFYRDEPRFSQPHQLLTLLMDIDSLITKWRYNHVIMVQRMIGSQQLGTGGSSGYQYLRSTLSDRYKVFLDLFNLSTFLIPREAIPPLDETIRKKLINKSVLEHHHHHH
Non polymer #2 A1H6U

InChI=1S/C14H18N2O/c17-14(11-5-2-1-3-6-11)13-8-4-7-12-9-15-10-16(12)13/h4,7-11,14,17H,1-3,5-6H2

c1cc2cncn2c(c1)[C@H](C3CCCCC3)O
Non polymer #3 HEM

InChI=1S/C34H34N4O4.Fe/c1-7-21-17(3)25-13-26-19(5)23(9-11-33(39)40)31(37-26)16-32-24(10-12-34(41)42)20(6)28(38-32)15-30-22(8-2)18(4)27(36-30)14-29(21)35-25;/h7-8,13-16H,1-2,9-12H2,3-6H3,(H4,35,36,37,38,39,40,41,42);/q;+2/p-2/b25-13-,26-13-,27-14-,28-15-,29-14-,30-15-,31-16-,32-16-;

Cc1c2n3c(c1CCC(=O)O)C=C4C(=C(C5=[N]4[Fe]36[N]7=C(C=C8N6C(=C5)C(=C8C)C=C)C(=C(C7=C2)C)C=C)C)CCC(=O)O
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Reference