Structure of PDB 7acr Chain h Binding Site BS03

Receptor Information

>7acr Chain h (length=212) Species: 83333 (Escherichia coli K-12)

GQKVHPNGIRLGIVKPWNSTWFANTKEFADNLDSDFKVRQYLTKELAKAS
VSRIVIERPAKSIRVTIHTARPGIVIGKKGEDVEKLRKVVADIAGVPAQI
NIAEVRKPELDAKLVADSITSQLERRVMFRRAMKRAVQNAMRLGAKGIKV
EVSGRLGGAEIARTEWYREGRVPLHTLRADIDYNTSEAHTTYGVIGVKVW
IFKGEILGGMAA

Ligand information

• Ligand ID: MG
• InChI: InChI=1S/Mg/q+2
• InChIKey: JLVVSXFLKOJNIY-UHFFFAOYSA-N
• SMILES:
  ACDLabs 10.04
  OpenEye OEToolkits 1.5.0: [Mg+2]
  CACTVS 3.341: [Mg++]
• Formula: Mg
• Name: MAGNESIUM ION
• DrugBank: DB01378
• PDB chain: 7acr Chain h Residue 301

Receptor-Ligand Complex Structure

Structure summary

• PDB: 7acr Structures of tmRNA and SmpB as they transit through the ribosome.
• Resolution: 3.44 Å
• Binding residue (original residue number in PDB): R156 Y193 G194
• Binding residue (residue number reindexed from 1): R155 Y192 G193
• Annotation score: 4

Gene Ontology

Molecular Function

• GO:0003676 nucleic acid binding
• GO:0003723 RNA binding
• GO:0003729 mRNA binding
• GO:0003735 structural constituent of ribosome
• GO:0019843 rRNA binding

Biological Process

• GO:0000028 ribosomal small subunit assembly
• GO:0002181 cytoplasmic translation
• GO:0006412 translation

Cellular Component

• GO:0005737 cytoplasm
• GO:0005829 cytosol
• GO:0005840 ribosome
• GO:0022627 cytosolic small ribosomal subunit
• GO:1990904 ribonucleoprotein complex

External links

• PDB: RCSB:7acr, PDBe:7acr, PDBj:7acr
• PDBsum: 7acr
• PubMed: 34389707
• UniProt: P0A7V3|RS3_ECOLI Small ribosomal subunit protein uS3 (Gene Name=rpsC)