Structure of PDB 3my6 Chain A Binding Site BS01

Receptor Information

>3my6 Chain A (length=246) Species: 3672 (Momordica balsamina)

DVSFRLSGADPSSYGMFIKDLRNALPHTEKVYNIPLLLPSVSGAGRYLLM
HLFNYDGNTITVAVDVTNVYIMGYLALTTSYFFNEPAADLASQYVFRSAR
RKITLPYSGNYERLQIAAGKPREKIPIGLPALDTAISTLLHYDSTAAAGA
LLVLIQTTAEAARFKYIEQQIQERAYRDEVPSSATISLENSWSGLSKQIQ
LAQGNNGVFRTPTVLVDSKGNKVQITNVTSNVVTSNIQLLLNTKNI

Ligand information

• Ligand ID: MY6
• InChI: InChI=1S/C6H7N5O/c1-11-2-8-4-3(11)5(12)10-6(7)9-4/h2H,1H3,(H3,7,9,10,12)
• InChIKey: FZWGECJQACGGTI-UHFFFAOYSA-N
• SMILES:
  CACTVS 3.370: Cn1cnc2N=C(N)NC(=O)c12
  OpenEye OEToolkits 1.7.0: Cn1cnc2c1C(=O)NC(=N2)N
  ACDLabs 12.01: O=C1c2c(N=C(N1)N)ncn2C
• Formula: C6 H7 N5 O
• Name: 2-amino-7-methyl-1,7-dihydro-6H-purin-6-one
• ZINC: ZINC000008613011
• PDB chain: 3my6 Chain A Residue 247

Receptor-Ligand Complex Structure

Structure summary

• PDB: 3my6 Crystal Structure of the complex of type 1 ribosome inactivating protein with 7-methylguanine at 2.65 A resolution
• Resolution: 2.65 Å
• Binding residue (original residue number in PDB): Y70 I71 G109 Y111 I155
• Binding residue (residue number reindexed from 1): Y70 I71 G109 Y111 I155
• Annotation score: 1

Enzymatic activity

• Catalytic site (original residue number in PDB): I71 E160 R163
• Catalytic site (residue number reindexed from 1): I71 E160 R163
• Enzyme Commision number: 3.2.2.22: rRNA N-glycosylase.

Gene Ontology

Molecular Function

• GO:0016787 hydrolase activity
• GO:0030598 rRNA N-glycosylase activity
• GO:0090729 toxin activity

Biological Process

• GO:0006952 defense response
• GO:0017148 negative regulation of translation
• GO:0035821 modulation of process of another organism

External links

• PDB: RCSB:3my6, PDBe:3my6, PDBj:3my6
• PDBsum: 3my6
• UniProt: E0CX04