Structure of PDB 7blz Chain O Binding Site BS06

Receptor Information

>7blz Chain O (length=97) Species: 280699 (Cyanidioschyzon merolae strain 10D)

FEVSDGEPYPLNPAVIFIALIGWSAVAAIPSNIPVLGGTGLTQAFLASIQ
RLLAQYPTGPKLDDPFWFYLIVYHVGLFALLIFGQIGYAGYAKGTYN

Ligand information

• Ligand ID: CLA
• InChI: InChI=1S/C55H73N4O5.Mg/c1-13-39-35(8)42-28-44-37(10)41(24-25-48(60)64-27-26-34(7)23-17-22-33(6)21-16-20-32(5)19-15-18-31(3)4)52(58-44)50-51(55(62)63-12)54(61)49-38(11)45(59-53(49)50)30-47-40(14-2)36(9)43(57-47)29-46(39)56-42;/h13,26,28-33,37,41,51H,1,14-25,27H2,2-12H3,(H-,56,57,58,59,61);/q-1;+2/p-1/b34-26+;/t32-,33-,37+,41+,51-;/m1./s1
• InChIKey: ATNHDLDRLWWWCB-AENOIHSZSA-M
• SMILES:
  OpenEye OEToolkits 2.0.7: CCC1=C(C2=Cc3c(c(c4n3[Mg]56[N]2=C1C=C7N5C8=C(C(C(=O)C8=C7C)C(=O)OC)C9=[N]6C(=C4)C(C9CCC(=O)OCC=C(C)CCCC(C)CCCC(C)CCCC(C)C)C)C)C=C)C
  CACTVS 3.385: CCC1=C(C)C2=Cc3n4[Mg][N]5C(=CC1=N2)C(=C6C(=O)[CH](C(=O)OC)C(=C56)C7=NC(=Cc4c(C)c3C=C)[CH](C)[CH]7CCC(=O)OCC=C(C)CCC[CH](C)CCC[CH](C)CCCC(C)C)C
  ACDLabs 12.01: O=C(OC)C1C(=O)C2=C(C)C3=CC=4C(CC)=C(C)C5=Cc6c(C=C)c(C)c7C=C8C(C)C(CCC(=O)OC\C=C(/C)CCCC(C)CCCC(C)CCCC(C)C)C=9C1=C2N3[Mg](n76)(N5=4)N8=9
  OpenEye OEToolkits 2.0.7: CCC1=C(C2=Cc3c(c(c4n3[Mg]56[N]2=C1C=C7N5C8=C([C@H](C(=O)C8=C7C)C(=O)OC)C9=[N]6C(=C4)[C@H]([C@@H]9CCC(=O)OC/C=C(\C)/CCC[C@H](C)CCC[C@H](C)CCCC(C)C)C)C)C=C)C
  CACTVS 3.385: CCC1=C(C)C2=Cc3n4[Mg][N@@]5C(=CC1=N2)C(=C6C(=O)[C@H](C(=O)OC)C(=C56)C7=NC(=Cc4c(C)c3C=C)[C@@H](C)[C@@H]7CCC(=O)OC\C=C(/C)CCC[C@H](C)CCC[C@H](C)CCCC(C)C)C
• Formula: C55 H72 Mg N4 O5
• Name: CHLOROPHYLL A
• DrugBank: DB02133
• PDB chain: 7blz Chain O Residue 204

Receptor-Ligand Complex Structure

Structure summary

• PDB: 7blz Red alga C.merolae Photosystem I
• Resolution: 3.1 Å
• Binding residue (original residue number in PDB): A50 W54 A110 L111 F114 G115 G118 Y122
• Binding residue (residue number reindexed from 1): A19 W23 A79 L80 F83 G84 G87 Y91
• Annotation score: 4

External links

• PDB: RCSB:7blz, PDBe:7blz, PDBj:7blz
• PDBsum: 7blz
• UniProt: M1VFJ4