2026-09-05_00000094|ligand|29YE

Cryo-EM structure of +2Ala insertion mutant of Rhodobacter capsulatus cytochrome bc1 dimer at 2.41 A with quinone in quinone oxidation and reduction sites; Electron microscopy 2.41Å
Protein #1 192 residues (94% resolved)

SHAEDNAGTRRDFLYHATAATGVVVTGAAVWPLINQMNASADVKAAAMASIFVDVSAVEVGTQLTVKWRGKPVFIRRRDEKDIELARSVPLGALRDTSAENANKPGAEATDENRTLPAFDGTNTGEWLVMLGVCTHLGCVPMGDKSGDFGGWFCPCHGSHYDSAGRIRKGPAPRNLDIPVAAFVDETTIKLG

SHAEDNAGTRRDFLYHATAATGVVVTGAAVWPLINQMNASADVKAAAMASIFVDVSAVEVGTQLTVKWRGKPVFIRRRDEKDIELARSVPLGALRDTSAENANKPGAEATDENRTLPAFDGTNTGEWLVMLGVCTHLGCVPMGDKSGDFGGWFCPCHGSHYDSAGRIRKGPAPRNLDIPVAAFVDETTIKLG
Protein #2 436 residues (99% resolved)

SGIPHDHYEPKTGIEKWLHDRLPIVGLVYDTIMIPTPKNLNWWWIWGIVLAFTLVLQIVTGIVLAMHYTPHVDLAFASVEHIMRDVNGGWAMRYIHANGASLFFLAVYIHIFRGLYYGSYKAPREITWIVGMVIYLLMMGTAFMGYVLPWGQMSFWGATVITGLFGAIPGIGPSIQAWLLGGPAVDNATLNRFFSLHYLLPFVIAALVAIHIWAFHTTGNNNPTGVEVRRTSKADAEKDTLPFWPYFVIKDLFALALVLLGFFAVVAYMPNYLGHPDNYVQANPLSTPAHIVPEWYFLPFYAILRAFAADVWVVILVDGLTFGIVDAKFFGVIAMFGAIAVMALAPWLDTSKVRSGAYRPKFRMWFWFLVLDFVVLTWVGAMPTEYPYDWISLIASTYWFAYFLVILPLLGATEKPEPIPASIEEDFNSHYGNPAE

SGIPHDHYEPKTGIEKWLHDRLPIVGLVYDTIMIPTPKNLNWWWIWGIVLAFTLVLQIVTGIVLAMHYTPHVDLAFASVEHIMRDVNGGWAMRYIHANGASLFFLAVYIHIFRGLYYGSYKAPREITWIVGMVIYLLMMGTAFMGYVLPWGQMSFWGATVITGLFGAIPGIGPSIQAWLLGGPAVDNATLNRFFSLHYLLPFVIAALVAIHIWAFHTTGNNNPTGVEVRRTSKADAEKDTLPFWPYFVIKDLFALALVLLGFFAVVAYMPNYLGHPDNYVQANPLSTPAHIVPEWYFLPFYAILRAFAADVWVVILVDGLTFGIVDAKFFGVIAMFGAIAVMALAPWLDTSKVRSGAYRPKFRMWFWFLVLDFVVLTWVGAMPTEYPYDWISLIASTYWFAYFLVILPLLGATEKPEPIPASIEEDFNSHYGNPAE
Protein #3 258 residues (93% resolved)

NSNVPDHAFSFEGIFGKYDQAQLRRGFQVYNEVCSACHGMKFVPIRTLADDGGPQLDPTFVREYAAGLDTIIDKDSGEERDRKETDMFPTRVGDGMGPDLSVMAKARAGFSGPAGSGMNQLFKGMGGPEYIYNYVIGFEENPECAPEGIDGYYYNKTFQIGGVPDTCKDAAGVKITHGSWARMPPPLVDDQVTYEDGTPATVDQMAQDVSAFLMWAAEPKLVARKQMGLVAMVMLGLLSVMLYLTNKRLWAPYKGHKA

NSNVPDHAFSFEGIFGKYDQAQLRRGFQVYNEVCSACHGMKFVPIRTLADDGGPQLDPTFVREYAAGLDTIIDKDSGEERDRKETDMFPTRVGDGMGPDLSVMAKARAGFSGPAGSGMNQLFKGMGGPEYIYNYVIGFEENPECAPEGIDGYYYNKTFQIGGVPDTCKDAAGVKITHGSWARMPPPLVDDQVTYEDGTPATVDQMAQDVSAFLMWAAEPKLVARKQMGLVAMVMLGLLSVMLYLTNKRLWAPYKGHKA
Non polymer #4 FES

InChI=1S/2Fe.2S

S1[Fe]S[Fe]1
Non polymer #5 HEC

InChI=1S/C34H38N4O4.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;/h13-16H,7-12H2,1-6H3,(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-;

CCc1c(c2n3c1C=C4C(=C(C5=[N]4[Fe]36[N]7=C(C=C8N6C(=C5)C(=C8C)CCC(=O)O)C(=C(C7=C2)CC)C)CCC(=O)O)C)C
Non polymer #6 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
Non polymer #7 LMT

InChI=1S/C24H46O11/c1-2-3-4-5-6-7-8-9-10-11-12-32-23-21(31)19(29)22(16(14-26)34-23)35-24-20(30)18(28)17(27)15(13-25)33-24/h15-31H,2-14H2,1H3/t15-,16-,17-,18+,19-,20-,21-,22-,23-,24-/m1/s1

CCCCCCCCCCCCO[C@H]1[C@@H]([C@H]([C@@H]([C@H](O1)CO)O[C@@H]2[C@@H]([C@H]([C@@H]([C@H](O2)CO)O)O)O)O)O
Non polymer #8 U10

InChI=1S/C59H90O4/c1-44(2)24-15-25-45(3)26-16-27-46(4)28-17-29-47(5)30-18-31-48(6)32-19-33-49(7)34-20-35-50(8)36-21-37-51(9)38-22-39-52(10)40-23-41-53(11)42-43-55-54(12)56(60)58(62-13)59(63-14)57(55)61/h24,26,28,30,32,34,36,38,40,42H,15-23,25,27,29,31,33,35,37,39,41,43H2,1-14H3/b45-26+,46-28+,47-30+,48-32+,49-34+,50-36+,51-38+,52-40+,53-42+

CC1=C(C(=O)C(=C(C1=O)OC)OC)C\C=C(/C)\CC\C=C(/C)\CC\C=C(/C)\CC\C=C(/C)\CC\C=C(/C)\CC\C=C(/C)\CC\C=C(/C)\CC\C=C(/C)\CC\C=C(/C)\CCC=C(C)C
Non polymer #9 UQ1

InChI=1S/C14H18O4/c1-8(2)6-7-10-9(3)11(15)13(17-4)14(18-5)12(10)16/h6H,7H2,1-5H3

CC1=C(C(=O)C(=C(C1=O)OC)OC)CC=C(C)C
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