Structure of PDB 8osf Chain A Binding Site BS02

Receptor Information
>8osf Chain A (length=321) Species: 103690 (Nostoc sp. PCC 7120 = FACHB-418) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
VVFPFTAIVGQEEMKLALLLNVIDPKIGGVMIMGDRGTGKSTTIRALADL
LPEIPVVANDPFNSDPSDPDLMSDEVRQKSIEFKKVQMVDLPLGATEDRV
CGTIFEPGLLAKANRGILYVDEVNLLDDHLVDVLLDSAASGWNTVEREGI
SIRHPARFVLVGSGNPEEGELRPQLLDRFGMHAEIHTVKEPALRVQIVEQ
RSEFDQNPPTFLEKYNPEQTALQKKIVEAQKLLPEVKLDYDLRVKISEVC
SELDVDGLRGDIVTNRAAKALTAYEGRTEVTVDDIRRVITLCLRHRLRKD
PLESIDSGYKVEKVFARIFGV
Ligand information
Ligand IDATP
InChIInChI=1S/C10H16N5O13P3/c11-8-5-9(13-2-12-8)15(3-14-5)10-7(17)6(16)4(26-10)1-25-30(21,22)28-31(23,24)27-29(18,19)20/h2-4,6-7,10,16-17H,1H2,(H,21,22)(H,23,24)(H2,11,12,13)(H2,18,19,20)/t4-,6-,7-,10-/m1/s1
InChIKeyZKHQWZAMYRWXGA-KQYNXXCUSA-N
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.5.0c1nc(c2c(n1)n(cn2)C3C(C(C(O3)COP(=O)(O)OP(=O)(O)OP(=O)(O)O)O)O)N
CACTVS 3.341Nc1ncnc2n(cnc12)[CH]3O[CH](CO[P](O)(=O)O[P](O)(=O)O[P](O)(O)=O)[CH](O)[CH]3O
ACDLabs 10.04O=P(O)(O)OP(=O)(O)OP(=O)(O)OCC3OC(n2cnc1c(ncnc12)N)C(O)C3O
OpenEye OEToolkits 1.5.0c1nc(c2c(n1)n(cn2)[C@H]3[C@@H]([C@@H]([C@H](O3)CO[P@@](=O)(O)O[P@](=O)(O)OP(=O)(O)O)O)O)N
CACTVS 3.341Nc1ncnc2n(cnc12)[C@@H]3O[C@H](CO[P@](O)(=O)O[P@@](O)(=O)O[P](O)(O)=O)[C@@H](O)[C@H]3O
FormulaC10 H16 N5 O13 P3
NameADENOSINE-5'-TRIPHOSPHATE
ChEMBLCHEMBL14249
DrugBankDB00171
ZINCZINC000004261765
PDB chain8osf Chain B Residue 401 [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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PDB8osf Conformational variability of cyanobacterial ChlI, the AAA+ motor of magnesium chelatase involved in chlorophyll biosynthesis.
Resolution4.0 Å
Binding residue
(original residue number in PDB)		A171 R210
Binding residue
(residue number reindexed from 1)		A139 R178
Annotation score5
Enzymatic activity
Enzyme Commision number 6.6.1.1: magnesium chelatase.
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

View graph for
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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