Structure of PDB 3pxw Chain B Binding Site BS01

Receptor Information

>3pxw Chain B (length=355) Species: 318586 (Paracoccus denitrificans PD1222)

ADDALAALGAQLFVDPALSRNATQSCATCHDPARAFTDPREGKAGLAVSV
GDDGQSHGDRNTPTLGYAALVPAFHRDANGKYKGGQFWDGRADDLKQQAG
QPMLNPVEMAMPDRAAVAARLRDDPAYRTGFEALFGKGVLDDPERAFDAA
AEALAAYQATGEFSPFDSKYDRVMRGEEKFTPLEEFGYTVFITWNCRLCH
MQRKQGVAERETFTNFEYHNIGLPVNETAREASGLGADHVDHGLLARPGI
EDPAQSGRFKVPSLRNVAVTGPYMHNGVFTDLRTAILFYNKYTSRRPEAK
INPETGAPWGEPEVARNLSLAELQSGLMLDDGRVDALVAFLETLTDRRYE
PLLEE

Ligand information

• Ligand ID: NO
• InChI: InChI=1S/HNO/c1-2/h1H
• InChIKey: ODUCDPQEXGNKDN-UHFFFAOYSA-N
• SMILES:
  CACTVS 3.385
  OpenEye OEToolkits 2.0.7: [N]=O
• Formula: N O
• Name: NITRIC OXIDE;
  Nitrogen monoxide
• ChEMBL: CHEMBL1234765
• PDB chain: 3pxw Chain B Residue 375

Receptor-Ligand Complex Structure

Structure summary

• PDB: 3pxw Crystal Structures of CO and NO Adducts of MauG in Complex with Pre-Methylamine Dehydrogenase: Implications for the Mechanism of Dioxygen Activation.
• Resolution: 2.11 Å
• Binding residue (original residue number in PDB): P107 E113
• Binding residue (residue number reindexed from 1): P102 E108
• Annotation score: 1

Enzymatic activity

• Catalytic site (original residue number in PDB): E113
• Catalytic site (residue number reindexed from 1): E108
• Enzyme Commision number: 1.-.-.-

Gene Ontology

Molecular Function

• GO:0004130 cytochrome-c peroxidase activity
• GO:0009055 electron transfer activity
• GO:0016491 oxidoreductase activity
• GO:0020037 heme binding
• GO:0046872 metal ion binding

Biological Process

• GO:0098869 cellular oxidant detoxification

Cellular Component

• GO:0042597 periplasmic space

External links

• PDB: RCSB:3pxw, PDBe:3pxw, PDBj:3pxw
• PDBsum: 3pxw
• PubMed: 21355604
• UniProt: Q51658|MAUG_PARDP Methylamine utilization protein MauG (Gene Name=mauG)