Structure of PDB 8osf Chain A

Receptor sequence
>8osfA (length=321) Species: 103690 (Nostoc sp. PCC 7120 = FACHB-418) [Search protein sequence]
VVFPFTAIVGQEEMKLALLLNVIDPKIGGVMIMGDRGTGKSTTIRALADL
LPEIPVVANDPFNSDPSDPDLMSDEVRQKSIEFKKVQMVDLPLGATEDRV
CGTIFEPGLLAKANRGILYVDEVNLLDDHLVDVLLDSAASGWNTVEREGI
SIRHPARFVLVGSGNPEEGELRPQLLDRFGMHAEIHTVKEPALRVQIVEQ
RSEFDQNPPTFLEKYNPEQTALQKKIVEAQKLLPEVKLDYDLRVKISEVC
SELDVDGLRGDIVTNRAAKALTAYEGRTEVTVDDIRRVITLCLRHRLRKD
PLESIDSGYKVEKVFARIFGV
3D structure
PDB8osf Conformational variability of cyanobacterial ChlI, the AAA+ motor of magnesium chelatase involved in chlorophyll biosynthesis.
ChainA
Resolution4.0 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 6.6.1.1: magnesium chelatase.
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 ATP A F16 R49 G50 T51 G52 K53 S54 T55 I229 R233 F3 R36 G37 T38 G39 K40 S41 T42 I197 R201
BS02 ATP A A171 R210 A139 R178
Gene Ontology
Molecular Function
GO:0005524 ATP binding
GO:0016851 magnesium chelatase activity
GO:0016874 ligase activity
GO:0016887 ATP hydrolysis activity
Biological Process
GO:0015979 photosynthesis
GO:0015995 chlorophyll biosynthetic process

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Molecular Function
View graph for
Biological Process
External links
PDB RCSB:8osf, PDBe:8osf, PDBj:8osf
PDBsum8osf
PubMed37737632
UniProtP58571|CHLI_NOSS1 Magnesium-chelatase subunit ChlI (Gene Name=chlI)

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