Structure of PDB 7r3k Chain A Binding Site BS44

Receptor Information
>7r3k Chain A (length=740) Species: 3055 (Chlamydomonas reinhardtii) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
KVKIAVDRNPVETSFEKWAKPGHFSRTLSKGPNTTTWIWNLHADAHDFDS
HTSDLEEISRKVFSAHFGQLGIIFIWLSGMYFHGARFSNYEAWLSDPTHI
KPSAQVVWPIVGQEILNGDVGGGFQGIQITSGFFQLWRASGITSELQLYT
TAIGGLVMAAAMFFAGWFHYHKAAPKLEWFQNVESMLNHHLGGLLGLGSL
AWAGHQIHVSLPVNKLLDAGVDPKEIPLPHDLLLNRAIMADLYPSFAKGI
APFFTLNWSEYSDFLTFKGGLNPVTGGLWLSDTAHHHVAIAVLFLVAGHM
YRTNWGIGHSMKEILEAHRGPFTGEGHVGLYEILTTSWHAQLAINLALFG
SLSIIVAHHMYAMPPYPYLATDYGTQLSLFTHHTWIGGFCIVGAGAHAAI
FMVRDYDPTNNYNNLLDRVIRHRDAIISHLNWVCIFLGFHSFGLYIHNDT
MSALGRPQDMFSDTAIQLQPVFAQWIQNTHFLAPQLTAPNALAATSLTWG
GDLVAVGGKVAMMPISLGTSDFMVHHIHAFTIHVTVLILLKGVLFARSSR
LIPDKANLGFRFPCDGPGRGGTCQVSAWDHVFLGLFWMYNSLSIVIFHFS
WKMQSDVWGTVTASGVSHITGGNFAQSANTINGWLRDFLWAQSSQVIQSY
GSALSAYGLIFLGAHFVWAFSLMFLFSGRGYWQELIESIVWAHNKLKVAP
AIQPRALSITQGRAVGVAHYLLGGIATTWSFFLARIISVG
Ligand information
Ligand IDPQN
InChIInChI=1S/C31H46O2/c1-22(2)12-9-13-23(3)14-10-15-24(4)16-11-17-25(5)20-21-27-26(6)30(32)28-18-7-8-19-29(28)31(27)33/h7-8,18-20,22-24H,9-17,21H2,1-6H3/b25-20+/t23-,24-/m1/s1
InChIKeyMBWXNTAXLNYFJB-NKFFZRIASA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0CC1=C(C(=O)c2ccccc2C1=O)CC=C(C)CCCC(C)CCCC(C)CCCC(C)C
ACDLabs 10.04O=C2c1c(cccc1)C(=O)C(=C2C)C\C=C(/C)CCCC(C)CCCC(C)CCCC(C)C
OpenEye OEToolkits 1.5.0CC1=C(C(=O)c2ccccc2C1=O)C\C=C(/C)\CCC[C@H](C)CCC[C@H](C)CCCC(C)C
CACTVS 3.341CC(C)CCC[CH](C)CCC[CH](C)CCCC(C)=CCC1=C(C)C(=O)c2ccccc2C1=O
CACTVS 3.341CC(C)CCC[C@@H](C)CCC[C@@H](C)CCCC(/C)=C/CC1=C(C)C(=O)c2ccccc2C1=O
FormulaC31 H46 O2
NamePHYLLOQUINONE;
VITAMIN K1;
2-METHYL-3-PHYTYL-1,4-NAPHTHOQUINONE
ChEMBLCHEMBL1550
DrugBankDB01022
ZINCZINC000003831332
PDB chain7r3k Chain A Residue 844 [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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PDB7r3k Structure of Photosystem I Supercomplex Isolated from a Chlamydomonas reinhardtii Cytochrome b6f Temperature-Sensitive Mutant.
Resolution2.52 Å
Binding residue
(original residue number in PDB)
M684 F685 S688 R690 W693 A717 L718
Binding residue
(residue number reindexed from 1)
M673 F674 S677 R679 W682 A706 L707
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

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Cellular Component
External links
PDB RCSB:7r3k, PDBe:7r3k, PDBj:7r3k
PDBsum7r3k
PubMed36979472
UniProtP12154|PSAA_CHLRE Photosystem I P700 chlorophyll a apoprotein A1 (Gene Name=psaA)

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