Structure of PDB 6kmx Chain cB Binding Site BS06

Receptor Information
>6kmx Chain cB (length=727) Species: 1641165 (Halomicronema hongdechloris C2206) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
ATKFPKFSQDLQRDPTTRRLFYAIATAHDFESHDGMSEENLYQRIFASHF
GHLAIIFLWISGILFHVAWQGNFEQWIQDPLNNSPIAHAIWDAQFGPPAI
AAYTQAGAMNPVDICYSGVYHWWYTIGMRTNNDLFMGSIFLLLLSSVMLY
AGWLHLQPRFRPGLAWFKNAESRLNHHLAGLFGVSSLAWTGHLVHVALPE
SRGQHVGWDNFLSIRPHPEGLAPLFTGNWGAYAQNPDTAEHAFGTAQGAG
SAILTFLGGFHPQTESLWLTDMAHHHLAIAVIFIVAGHMYRTNFGIGHNI
KEMTEALQGGHKGIYDTYNNSLHFQLGWHLACLGVITSLVAQHMYAMPPY
AFMARDYTTMSALYTHHQYIAGFLMIGAFAHGAIFLIRDYDPEANRDNVL
ARMLAHKEAIISHLSWVSLFLGFHTLGLYVHNDCEVALGSPEKQILIEPV
FAQWTQAFHGKALYGINSLLSNPDSVASTAWPNYGNVWLSGWLEAVNNGA
NSLFLTIGPGDLLVHHAIALGLHVTTLILVKGALDARGSKLMPDKKDFGY
SFPCDGPGRGGTCDISAWDAFYLATFWMLNTLGWVTFYWHWKHLSVWSGN
VAQFNESSTYLMGWFRDYLWANSAQLINGYSPAGTNSLAVWAWMFLFGHL
AWAVSFMFLITWRGYWQELIETLMWAHENTPLSFGYPKDKPVALSIVQAR
LVGLTHFTVGYIATYGAFLIASTSSRF
Ligand information
Ligand IDSF4
InChIInChI=1S/4Fe.4S
InChIKeyLJBDFODJNLIPKO-UHFFFAOYSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 2.0.7[S]12[Fe]3[S]4[Fe]1[S]5[Fe]2[S]3[Fe]45
CACTVS 3.385S1[Fe]S[Fe]1.S2[Fe]S[Fe]2
FormulaFe4 S4
NameIRON/SULFUR CLUSTER
ChEMBL
DrugBank
ZINC
PDB chain6kmx Chain cA Residue 846 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB6kmx Structural basis for the adaptation and function of chlorophyll f in photosystem I.
Resolution2.41 Å
Binding residue
(original residue number in PDB)		C569 G571 C578 W677
Binding residue
(residue number reindexed from 1)		C554 G556 C563 W662
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:6kmx, PDBe:6kmx, PDBj:6kmx
PDBsum6kmx
PubMed31932639
UniProtA0A1Z3HIL0

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