Structure of PDB 1arx Chain A Binding Site BS01

Receptor Information
>1arx Chain A (length=336) Species: 5451 (Agaricales sp. 'Arthromyces ramosus') [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
SVTCPGGQSTSNSQCCVWFDVLDDLQTNFYQGSKCESPVRKILRIVFHDA
IGFSPALTAAGQFGGGGADGSIIAHSNIELAFPANGGLTDTIEALRAVGI
NHGVSFGDLIQFATAVGMSNCPGSPRLEFLTGRSNSSQPSPPSLIPGPGN
TVTAILDRMGDAGFSPDEVVDLLAAHSLASQEGLNSAIFRSPLDSTPQVF
DTQFYIETLLKGTTQPGPSLGFAEELSPFPGEFRMRSDALLARDSRTACR
WQSMTSSNEVMGQRYRAAMAKMSVLGFDRNALTDCSDVIPSAVSNNAAPV
IPGGLTVDDIEVSCPSEPFPEIATASGPLPSLAPAP
Ligand information
Ligand IDCA
InChIInChI=1S/Ca/q+2
InChIKeyBHPQYMZQTOCNFJ-UHFFFAOYSA-N
SMILES
SoftwareSMILES
CACTVS 3.341[Ca++]
ACDLabs 10.04
OpenEye OEToolkits 1.5.0		[Ca+2]
FormulaCa
NameCALCIUM ION
ChEMBL
DrugBankDB14577
ZINC
PDB chain1arx Chain A Residue 346 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
PDB1arx Crystal structures of cyanide- and triiodide-bound forms of Arthromyces ramosus peroxidase at different pH values. Perturbations of active site residues and their implication in enzyme catalysis.
Resolution1.9 Å
Binding residue
(original residue number in PDB)		D57 G75 D77 S79
Binding residue
(residue number reindexed from 1)		D49 G67 D69 S71
Annotation score1
Enzymatic activity
Catalytic site (original residue number in PDB) R52 H56 H184 L201
Catalytic site (residue number reindexed from 1) R44 H48 H176 L193
Enzyme Commision number 1.11.1.7: peroxidase.
Gene Ontology
Molecular Function
GO:0004601 peroxidase activity
GO:0020037 heme binding
GO:0046872 metal ion binding
GO:0140825 lactoperoxidase activity
Biological Process
GO:0000302 response to reactive oxygen species
GO:0006979 response to oxidative stress
GO:0034599 cellular response to oxidative stress
GO:0042744 hydrogen peroxide catabolic process
GO:0098869 cellular oxidant detoxification
Cellular Component
GO:0005576 extracellular region

View graph for
Molecular Function
View graph for
Biological Process
View graph for
Cellular Component
External links
PDB RCSB:1arx, PDBe:1arx, PDBj:1arx
PDBsum1arx
PubMed7665612
UniProtP28313|PER_ARTRA Peroxidase

[Back to BioLiP]