Structure of PDB 7zqd Chain A2 Binding Site BS28

Receptor Information
>7zqd Chain A2 (length=742) Species: 3055 (Chlamydomonas reinhardtii) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
AKKVKIAVDRNPVETSFEKWAKPGHFSRTLSKGPNTTTWIWNLHADAHDF
DSHTSDLEEISRKVFSAHFGQLGIIFIWLSGMYFHGARFSNYEAWLSDPT
HIKPSAQVVWPIVGQEILNGDVGGGFQGIQITSGFFQLWRASGITSELQL
YTTAIGGLVMAAAMFFAGWFHYHKAAPKLEWFQNVESMLNHHLGGLLGLG
SLAWAGHQIHVSLPVNKLLDAGVDPKEIPLPHDLLLNRAIMADLYPSFAK
GIAPFFTLNWSEYSDFLTFKGGLNPVTGGLWLSDTAHHHVAIAVLFLVAG
HMYRTNWGIGHSMKEILEAHRGPFTGEGHVGLYEILTTSWHAQLAINLAL
FGSLSIIVAHHMYAMPPYPYLATDYGTQLSLFTHHTWIGGFCIVGAGAHA
AIFMVRDYDPTNNYNNLLDRVIRHRDAIISHLNWVCIFLGFHSFGLYIHN
DTMSALGRPQDMFSDTAIQLQPVFAQWIQNTHFLAPQLTAPNALAATSLT
WGGDLVAVGGKVAMMPISLGTSDFMVHHIHAFTIHVTVLILLKGVLFARS
SRLIPDKANLGFRFPCDGPGRGGTCQVSAWDHVFLGLFWMYNSLSIVIFH
FSWKMQSDVWGTVTASGVSHITGGNFAQSANTINGWLRDFLWAQSSQVIQ
SYGSALSAYGLIFLGAHFVWAFSLMFLFSGRGYWQELIESIVWAHNKLKV
APAIQPRALSITQGRAVGVAHYLLGGIATTWSFFLARIISVG
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 chain7zqd Chain A2 Residue 829 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB7zqd Algal photosystem I dimer and high-resolution model of PSI-plastocyanin complex.
Resolution2.97 Å
Binding residue
(original residue number in PDB)
W87 T392 H393 W396 W740
Binding residue
(residue number reindexed from 1)
W78 T383 H384 W387 W731
Annotation score1
Enzymatic activity
Enzyme Commision number 1.97.1.12: photosystem I.
Gene Ontology
Molecular Function
GO:0000287 magnesium ion binding
GO:0005515 protein 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:0009507 chloroplast
GO:0009522 photosystem I
GO:0009535 chloroplast thylakoid membrane
GO:0009579 thylakoid
GO:0016020 membrane

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Molecular Function

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Biological Process

View graph for
Cellular Component
External links
PDB RCSB:7zqd, PDBe:7zqd, PDBj:7zqd
PDBsum7zqd
PubMed36229605
UniProtP12154|PSAA_CHLRE Photosystem I P700 chlorophyll a apoprotein A1 (Gene Name=psaA)

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