Structure of PDB 4jjg Chain B Binding Site BS01

Receptor Information
>4jjg Chain B (length=344) Species: 79929 (Methanothermobacter marburgensis str. Marburg) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
MKLAILGAGCYRTHAASGITNFSRACEVAEMVGKPEIAMTHSTITMGAEL
KELAGVDEVVVADPVFDNQFTVIDDFAYEDVIEAHKEDPEKIMPQIREKV
NEVAKELPKPPEGAIHFTHPEDLGFEITTDDREAVADADFIMTWFPKGDM
QPDIINKFIDDIKPGAIVTHACTIPTTKFYKIFEQKHGDLVTKPETLNVT
SYHPGAVPEMKGQVYIAEGYASEDAIETLFELGQKARGNAYRLPAELLGP
VCDMCSALTAITYAGILSYRDSVTQVLGAPASFAQMMAKESLEQITALME
KVGIDKMEENLDPGALLGTADSMNFGASAEILPTVFEILEKRKK
Ligand information
Ligand IDFE9
InChIInChI=1S/C19H22N6O10P.2CO.Fe.H2O.H2S/c1-7-9(3-4-26)22-16(29)8(2)14(7)35-36(31,32)33-5-10-12(27)13(28)18(34-10)25-6-21-11-15(25)23-19(20)24-17(11)30;2*1-2;;;/h6,10,12-13,18,27-28H,3,5H2,1-2H3,(H5,20,22,23,24,29,30,31,32);;;;2*1H2/q;2*+1;+5;;/p-3/t10-,12-,13-,18-;;;;;/m1...../s1
InChIKeyAEHOAZNVUAGELD-VPXBKTNXSA-K
SMILES
SoftwareSMILES
OpenEye OEToolkits 1.7.6CC1=C2CC(=O)[Fe+2](N2C(=O)C(=C1OP(=O)(O)OC[C@@H]3[C@H]([C@H]([C@@H](O3)n4cnc5c4N=C(NC5=O)N)O)O)C)(C#[O+])(C#[O+])(O)S
CACTVS 3.385CC1=C(O[P](O)(=O)OC[C@H]2O[C@H]([C@H](O)[C@@H]2O)n3cnc4C(=O)NC(=Nc34)N)C(=C5CC(=O)[Fe++](O)(S)(C#[O+])(C#[O+])N5C1=O)C
OpenEye OEToolkits 1.7.6CC1=C2CC(=O)[Fe+2](N2C(=O)C(=C1OP(=O)(O)OCC3C(C(C(O3)n4cnc5c4N=C(NC5=O)N)O)O)C)(C#[O+])(C#[O+])(O)S
CACTVS 3.385CC1=C(O[P](O)(=O)OC[CH]2O[CH]([CH](O)[CH]2O)n3cnc4C(=O)NC(=Nc34)N)C(=C5CC(=O)[Fe++](O)(S)(C#[O+])(C#[O+])N5C1=O)C
FormulaC21 H23 Fe N6 O13 P S
Nameiron-guanylyl pyridinol cofactor
ChEMBL
DrugBank
ZINC
PDB chain4jjg 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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PDB4jjg Crystal structures of [fe]-hydrogenase in complex with inhibitory isocyanides: implications for the h2 -activation site.
Resolution2.5 Å
Binding residue
(original residue number in PDB)		L6 G7 G9 A62 D63 P64 P110 D131 W144 F145 P146 I154 A171 C172 T173 P204
Binding residue
(residue number reindexed from 1)		L6 G7 G9 A62 D63 P64 P110 D131 W144 F145 P146 I154 A171 C172 T173 P204
Annotation score1
Binding affinityPDBbind-CN: -logKd/Ki=8.70,Ki=2nM
Enzymatic activity
Enzyme Commision number 1.12.98.2: 5,10-methenyltetrahydromethanopterin hydrogenase.
Gene Ontology
Molecular Function
GO:0016491 oxidoreductase activity
GO:0047068 N5,N10-methenyltetrahydromethanopterin hydrogenase activity
Biological Process
GO:0006730 one-carbon metabolic process
GO:0015948 methanogenesis
GO:0019386 methanogenesis, from carbon dioxide

View graph for
Molecular Function
View graph for
Biological Process
External links
PDB RCSB:4jjg, PDBe:4jjg, PDBj:4jjg
PDBsum4jjg
PubMed23873755
UniProtP32440|HMD_METTM 5,10-methenyltetrahydromethanopterin hydrogenase (Gene Name=hmd)

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