2025-11-08_00000164|hard|9LAY

Cryo-EM structure of the apo-form succinate dehydrogenase from Chloroflexus aurantiacus; Electron microscopy 2.62Å
Protein #1 657 residues (96% resolved)

MSETKNETTVRTGTRQVEYVSVLDSKVPTGPIEQRWDKHRFEMKLVNPANRRKYTIIVVGSGLAGASAAATLGEAGYNVLCFCYQDSPRRAHSIAAQGGINAAKNYRNDGDSIYRLFYDTVKGGDFRARESNVYRLAQVSVNIIDQCVAQGVPFAREYGGLLDNRSFGGAQVARTFYARGQTGQQLLLGAYQALSRQIAAGTVKMFPRTEMLDLVVVDGRARGIITRDMVTGKITRYAADAVVLATGGYGNVFYLSTNAKGCNATAIWRAHRRGAFFGNPCFTQIHPTCIPVSGEYQSKLTLMSESLRNDGRIWVPKKKGDTRRPQDIPESERDYYLEERYPSFGNLVPRDIASRAAKQVCDEGRGVGPGGLGVYLDFADAIKRLGRQKIAERYGNLFDMYKQITGEDPYETPMRIYPAVHYTMGGLWVDYNLQSTIPGLFVIGEANFSDHGANRLGASALMQGLADGYFILPYTIANFLAQVKPGGVSIDRPEFAEAEAEINQRIQRLLSIRGKRTVDSFHRELGKLMWDKCGMARNAAGLREALQRIPEIRAEFWENVNVPGEANDLNQALEKAGRVADFLELAELMCLDALHREESCGGHFREEYQTPDGEALRNDEQFSYVAAWEFTGDLAKPRLHKEPLVFEYVKPTQRSYK

MSETKNETTVRTGTRQVEYVSVLDSKVPTGPIEQRWDKHRFEMKLVNPANRRKYTIIVVGSGLAGASAAATLGEAGYNVLCFCYQDSPRRAHSIAAQGGINAAKNYRNDGDSIYRLFYDTVKGGDFRARESNVYRLAQVSVNIIDQCVAQGVPFAREYGGLLDNRSFGGAQVARTFYARGQTGQQLLLGAYQALSRQIAAGTVKMFPRTEMLDLVVVDGRARGIITRDMVTGKITRYAADAVVLATGGYGNVFYLSTNAKGCNATAIWRAHRRGAFFGNPCFTQIHPTCIPVSGEYQSKLTLMSESLRNDGRIWVPKKKGDTRRPQDIPESERDYYLEERYPSFGNLVPRDIASRAAKQVCDEGRGVGPGGLGVYLDFADAIKRLGRQKIAERYGNLFDMYKQITGEDPYETPMRIYPAVHYTMGGLWVDYNLQSTIPGLFVIGEANFSDHGANRLGASALMQGLADGYFILPYTIANFLAQVKPGGVSIDRPEFAEAEAEINQRIQRLLSIRGKRTVDSFHRELGKLMWDKCGMARNAAGLREALQRIPEIRAEFWENVNVPGEANDLNQALEKAGRVADFLELAELMCLDALHREESCGGHFREEYQTPDGEALRNDEQFSYVAAWEFTGDLAKPRLHKEPLVFEYVKPTQRSYK
Protein #2 260 residues (99% resolved)

MKITLKIWRQKNRNTPGEFKTYVMDNVNPDMSFLEMLDVLNEDLMSRGEEPVAFDHDCREGICGMCSLMINGVAHGPKNAITTCQLHMRSFKDGDTITVEPWRASAFPILKDLVVDRSAFDRIIQAGGYISVSTGSAPDANTIPVSKVAADRAMDAAACIGCGACVAACPNGSAMLFTAAKVTHLALLPQGQPERYQRVVNMVAQADFEGFGNCTNIGECAAVCPKEISLETIAQLNRDLVMAALRGIEPNTPIVPATTR

MKITLKIWRQKNRNTPGEFKTYVMDNVNPDMSFLEMLDVLNEDLMSRGEEPVAFDHDCREGICGMCSLMINGVAHGPKNAITTCQLHMRSFKDGDTITVEPWRASAFPILKDLVVDRSAFDRIIQAGGYISVSTGSAPDANTIPVSKVAADRAMDAAACIGCGACVAACPNGSAMLFTAAKVTHLALLPQGQPERYQRVVNMVAQADFEGFGNCTNIGECAAVCPKEISLETIAQLNRDLVMAALRGIEPNTPIVPATTR
Protein #3 239 residues (100% resolved)

MTGVLTLTRTSVGKKVIMALTGFVLVGFVVFHMYGNLKMYQGPEVYNAYAAGLRELGYPIFGHEHLLWIARFILLASVFLHIWAATSLTLQSRRSLQASSISTVRRYGQHKRQSGYADYTMRFGGVLIFFFIIYHILHLTFGVVGYEPGQFIHPHGDVYETYNNVVYGFQNPLIVGFYLLTMVFLALHLYHGVWSMFQTLGWNNRTYDRLLRGLAIVVAAAVFIGNISFPLAVYFGFVA

MTGVLTLTRTSVGKKVIMALTGFVLVGFVVFHMYGNLKMYQGPEVYNAYAAGLRELGYPIFGHEHLLWIARFILLASVFLHIWAATSLTLQSRRSLQASSISTVRRYGQHKRQSGYADYTMRFGGVLIFFFIIYHILHLTFGVVGYEPGQFIHPHGDVYETYNNVVYGFQNPLIVGFYLLTMVFLALHLYHGVWSMFQTLGWNNRTYDRLLRGLAIVVAAAVFIGNISFPLAVYFGFVA
Non polymer #4 F3S

InChI=1S/3Fe.4S

S1[Fe]2S[Fe]3[S]2[Fe]1S3
Non polymer #5 FAD

InChI=1S/C27H33N9O15P2/c1-10-3-12-13(4-11(10)2)35(24-18(32-12)25(42)34-27(43)33-24)5-14(37)19(39)15(38)6-48-52(44,45)51-53(46,47)49-7-16-20(40)21(41)26(50-16)36-9-31-17-22(28)29-8-30-23(17)36/h3-4,8-9,14-16,19-21,26,37-41H,5-7H2,1-2H3,(H,44,45)(H,46,47)(H2,28,29,30)(H,34,42,43)/t14-,15+,16+,19-,20+,21+,26+/m0/s1

Cc1cc2c(cc1C)N(C3=NC(=O)NC(=O)C3=N2)C[C@@H]([C@@H]([C@@H](CO[P@@](=O)(O)O[P@](=O)(O)OC[C@@H]4[C@H]([C@H]([C@@H](O4)n5cnc6c5ncnc6N)O)O)O)O)O
Non polymer #6 FES

InChI=1S/2Fe.2S

S1[Fe]S[Fe]1
Non polymer #7 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 #8 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 #9 PEV

InChI=1S/C39H78NO8P/c1-3-5-7-9-11-13-15-17-18-20-22-24-26-28-30-32-39(42)48-37(36-47-49(43,44)46-34-33-40)35-45-38(41)31-29-27-25-23-21-19-16-14-12-10-8-6-4-2/h37H,3-36,40H2,1-2H3,(H,43,44)/t37-/m0/s1

CCCCCCCCCCCCCCCCCC(=O)O[C@@H](COC(=O)CCCCCCCCCCCCCCC)CO[P@@](=O)(O)OCCN
Non polymer #10 PGV

InChI=1S/C40H77O10P/c1-3-5-7-9-11-13-15-17-18-20-22-24-26-28-30-32-40(44)50-38(36-49-51(45,46)48-34-37(42)33-41)35-47-39(43)31-29-27-25-23-21-19-16-14-12-10-8-6-4-2/h13,15,37-38,41-42H,3-12,14,16-36H2,1-2H3,(H,45,46)/b15-13-/t37-,38+/m0/s1

CCCCCCCCCCCCCCCC(=O)OC[C@H](CO[P@](=O)(O)OC[C@H](CO)O)OC(=O)CCCCCCCCC\C=C/CCCCCC
Non polymer #11 SF4

InChI=1S/4Fe.4S

[S]12[Fe]3[S]4[Fe]1[S]5[Fe]2[S]3[Fe]45
Non polymer #12 SIN

InChI=1S/C4H6O4/c5-3(6)1-2-4(7)8/h1-2H2,(H,5,6)(H,7,8)

C(CC(=O)O)C(=O)O
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