Structure of PDB 6kmw Chain cA Binding Site BS24

Receptor Information
>6kmw Chain cA (length=721) Species: 1641165 (Halomicronema hongdechloris C2206) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
TTTWIWDLHADAHDFDSHTSDLEDISRKIFSAHFGHLAVIFIWLSGMYFH
GAKFSNYEAWLSNPTGIKPSAQVVWPIFGQEILNGDVGGGFHGIQITSGL
FQMWRANGITNSFELYCTAIGALVMAGLMLFAGWFHYHKKAPKLEWFQNV
ESMMNHHLAGLLGLGCLGYAGQQIHVSLPINACLDAIDAGKPLTVGGKVI
DSVAAIPLPHEWILNPSLMTDIYPSFAEGLKPFFTLNWSVYADFLTFNGG
LNPQTGGLWLTDTAHHHLALAVLFIVAGHFYRTNWGIGHSFKEVLEAHKG
PVTGEGHKGMYEIFTTSWHCQLSWNLAWIGSLSILVAHHMYSMPPYPYIA
TDYPTQLSLFTHHMWIGGFLIVGAGAHAAIFMVRDYDPATHINNLLDRVI
RHRDAIISHLNWVCIFLGFHSFGLYVHNDTMRAFGRPQDMFSDTGIQLQP
VFAQWVQNLHAAAAGGTAPNAAAGVSPAFGGDILAVVGKVAMMPITLGTA
DFLVHHIHAFTIHVTVLILLKGVLFARNSRLIPDKGELGFRFPCDGPGRG
GTCQVSGWDHVFLGLFWMYNSLSIVIFHFSWKMQSDVWGSVSPDGSVSHI
TAGNFAQSAITINGWLRDFLWAQASQVIGSYGSALSAYGLLFLGAHFVWA
FSLMFLFSGRGYWQELIESIVWAHNKLKVAPAIQPRALSITQGRAVGVAH
FLLGGIATTWAFFLARIIAVG
Ligand information
Ligand IDCLA
InChIInChI=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
InChIKeyATNHDLDRLWWWCB-AENOIHSZSA-M
SMILES
SoftwareSMILES
OpenEye OEToolkits 2.0.7CCC1=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 3.385CCC1=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 12.01O=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 2.0.7CCC1=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 3.385CCC1=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
FormulaC55 H72 Mg N4 O5
NameCHLOROPHYLL A
ChEMBL
DrugBankDB02133
ZINC
PDB chain6kmw Chain cA Residue 824 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB6kmw Structural basis for the adaptation and function of chlorophyll f in photosystem I.
Resolution2.35 Å
Binding residue
(original residue number in PDB)		L65 V193 M196 M197 H200 F334 F357 T358 W361 Q364 W367 N368 W371 I372
Binding residue
(residue number reindexed from 1)		L22 V150 M153 M154 H157 F291 F314 T315 W318 Q321 W324 N325 W328 I329
Annotation score1
Enzymatic activity
Enzyme Commision number 1.97.1.12: photosystem I.
Gene Ontology
Molecular Function
GO:0000287 magnesium ion binding
GO:0009055 electron transfer activity
GO:0016168 chlorophyll binding
GO:0016491 oxidoreductase activity
GO:0046872 metal ion binding
GO:0051539 4 iron, 4 sulfur cluster binding
Biological Process
GO:0015979 photosynthesis
Cellular Component
GO:0009522 photosystem I
GO:0009579 thylakoid
GO:0016020 membrane
GO:0031676 plasma membrane-derived thylakoid membrane
GO:0042651 thylakoid membrane

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:6kmw, PDBe:6kmw, PDBj:6kmw
PDBsum6kmw
PubMed31932639
UniProtA0A1Z3HRW4

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