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Structure of PDB 5b5m Chain C Binding Site BS01

Receptor Information >5b5m Chain C (length=317) Species: 1050 (Thermochromatium tepidum) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure] SVMLLGCEGPPPGTEQIGYRGVGMENYYNKRQRALSIQANQPVESLPAAD STGPKASEVYQNVQVLKDLSVGEFTRTMVAVTTWVSPKEGCNYCHVPGNW ASDDIYTKVVSRRMFELVRAANSDWKAHVAETGVTCYTCHRGNPVPKYAW VTDPGPKYPSGLKPTGQNYGSKTVAYASLPFDPLTPFLDQANEIRITGNA ALAGSNPASLKQAEWTFGLMMNISDSLGVGCTFCHNTRAFNDWTQSTPKR TTAWYAIRHVRDINQNYIWPLNDVLPASRKGPYGDPLRVSCMTCHQAVNK PLYGAQMAKDYPGLYKT

Ligand information Ligand ID HEM InChI 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-; InChIKey KABFMIBPWCXCRK-RGGAHWMASA-L SMILES Software SMILES OpenEye OEToolkits 1.7.6 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 CACTVS 3.385 CC1=C(CCC(O)=O)C2=Cc3n4[Fe]5|6|N2=C1C=c7n5c(=CC8=N|6C(=Cc4c(C)c3CCC(O)=O)C(=C8C=C)C)c(C)c7C=C ACDLabs 12.01 C=1c3c(c(c4C=C5C(=C(C=6C=C7C(=C(C8=CC=2C(=C(C=1N=2[Fe](n34)(N5=6)N78)CCC(=O)O)C)\C=C)C)\C=C)C)C)CCC(=O)O Formula C34 H32 Fe N4 O4 Name PROTOPORPHYRIN IX CONTAINING FE; HEME ChEMBL DrugBank DB18267 ZINC PDB chain 5b5m Chain C Residue 501 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]

Receptor-Ligand Complex Structure Global view Local view Structure summary [Spin on] [Spin off] [Reset] [High quality] [Low quality] [White background] [Black background] [Spin on] [Spin off] [Reset] [High quality] [Low quality] [White background] [Black background] PDB 5b5m Structural Basis for the Unusual Qy Red-Shift and Enhanced Thermostability of the LH1 Complex from Thermochromatium tepidum. Resolution 3.3 Å Binding residue (original residue number in PDB) Y76 Q77 N78 Q80 V81 F90 M94 V97 T98 C107 C110 H111 W116 A117 K124 S127 R128 Binding residue (residue number reindexed from 1) Y60 Q61 N62 Q64 V65 F74 M78 V81 T82 C91 C94 H95 W100 A101 K108 S111 R112 Annotation score 4

Enzymatic activity Enzyme Commision number ?

Gene Ontology Molecular Function GO:0005506 iron ion binding GO:0009055 electron transfer activity GO:0020037 heme binding

	Biological Process
GO:0019684	photosynthesis, light reaction

	Cellular Component
GO:0030077	plasma membrane light-harvesting complex

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