Structure of PDB 6k33 Chain aC

Receptor sequence
>6k33aC (length=80) Species: 32053 (Thermostichus vulcanus) [Search protein sequence]
AHTVKIYDTCIGCTQCVRACPTDVLEMVPWDGCKAGQIASSPRTEDCVGC
KRCETACPTDFLSIRVYLGAETTRSMGLAY
3D structure
PDB6k33 Structure of a cyanobacterial photosystem I surrounded by octadecameric IsiA antenna proteins.
ChainaC
Resolution2.74 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 1.97.1.12: photosystem I.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 SF4 aC C20 P21 V24 L25 C47 V48 G49 C50 K51 R52 C53 V66 C20 P21 V24 L25 C47 V48 G49 C50 K51 R52 C53 V66
BS02 SF4 aC C10 I11 G12 C13 C16 A39 C57 P58 S63 I64 C10 I11 G12 C13 C16 A39 C57 P58 S63 I64
Gene Ontology
Molecular Function
GO:0009055 electron transfer activity
GO:0016491 oxidoreductase activity
GO:0046872 metal ion binding
GO:0051539 4 iron, 4 sulfur cluster binding
Biological Process
GO:0009773 photosynthetic electron transport in photosystem I
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

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:6k33, PDBe:6k33, PDBj:6k33
PDBsum6k33
PubMed32393811
UniProtP0A417|PSAC_THEVL Photosystem I iron-sulfur center (Gene Name=psaC)

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