Structure of PDB 3sj6 Chain A Binding Site BS01

Receptor Information

>3sj6 Chain A (length=246) Species: 3672 (Momordica balsamina)

DVSFRLSGADPSSYGMFIKDLRNALPHTEKVYNIPLLLPSVSGAGRYLLM
HLFNYDGNTITVAVDVTNVYIMGYLALTTSYFFNEPAADLASQYVFRSAR
RKITLPYSGNYERLQIAAGKPREKIPIGLPALDTAISTLLHYDSTAAAGA
LLVLIQTTAEAARFKYIEQQIQERAYRDEVPSSATISLENSWSGLSKQIQ
LAQGNNGVFRTPTVLVDSKGNRVQITNVTSNVVTSNIQLLLNTKNI

Ligand information

• Ligand ID: RIP
• InChI: InChI=1S/C5H10O5/c6-2-1-10-5(9)4(8)3(2)7/h2-9H,1H2/t2-,3-,4-,5-/m1/s1
• InChIKey: SRBFZHDQGSBBOR-TXICZTDVSA-N
• SMILES:
  OpenEye OEToolkits 1.5.0: C1C(C(C(C(O1)O)O)O)O
  OpenEye OEToolkits 1.5.0: C1[C@H]([C@H]([C@H]([C@@H](O1)O)O)O)O
  CACTVS 3.341: O[CH]1CO[CH](O)[CH](O)[CH]1O
  CACTVS 3.341: O[C@@H]1CO[C@@H](O)[C@H](O)[C@@H]1O
  ACDLabs 10.04: OC1C(O)COC(O)C1O
• Formula: C5 H10 O5
• Name: beta-D-ribopyranose;
  beta-D-ribose;
  D-ribose;
  ribose;
  RIBOSE(PYRANOSE FORM)
• ChEMBL: CHEMBL1159662
• DrugBank: DB04286
• ZINC: ZINC000004097544
• PDB chain: 3sj6 Chain A Residue 249

Receptor-Ligand Complex Structure

Structure summary

• PDB: 3sj6 Crystal structures of a type-1 ribosome inactivating protein from Momordica balsamina in the bound and unbound states.
• Resolution: 1.6 Å
• Binding residue (original residue number in PDB): Y70 N110 Y111 R163
• Binding residue (residue number reindexed from 1): Y70 N110 Y111 R163
• Annotation score: 4

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:0000166 nucleotide binding
• GO:0016787 hydrolase activity
• GO:0030598 rRNA N-glycosylase activity
• GO:0090729 toxin activity

Biological Process

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

External links

• PDB: RCSB:3sj6, PDBe:3sj6, PDBj:3sj6
• PDBsum: 3sj6
• PubMed: 22361570
• UniProt: D9J2T9