Structure of PDB 7abz Chain 5 Binding Site BS03

Receptor Information

>7abz Chain 5 (length=146) Species: 83333 (Escherichia coli K-12)

IALNKRARHEYFIEEEFEAGLALQGWEVKSLRAGKANISDSYVLLRDGEA
FLFGANITPMAVASTHVVCDPTRTRKLLLNQRELDSLYGRVNREGYTVVA
LSLYWKNAWCKVKIGVAKGKKQHDKRSDIKEREWQVDKARIMKNAH

Ligand information

>7abz Chain 4 (length=363)

ggggcugauucuggauucgacgggauuugcgaaacccaaggugcaugccg
aggggcgguuggccucguaaaaagccgcaaaaaauagucgcaaacgacga
aaacuacgcuuuagcagcuuaauaaccugcuuagagcccucucucccuag
ccuccgcucuuaggacggggaucaagagaggucaaacccaaaagagaucg
cguggaagcccugccugggguugaagcguuaaaacuuaaucaggcuaguu
uguuaguggcguguccguccgcagcuggcaagcgaauguaaagacugacu
aagcauguaguaccgaggauguaggaauuucggacgcggguucaacuccc
gccagcuccacca

<<<<<<<................<<<.<...........<<.........
.((..<<<<....))........>>>>.......................
......<.<<......................>>.>.....<...<<<..
<<<...((...>>>..>>>.......>.................))....
.............<<<.........................>>>......
<<...<...<<...(..(.>>....>..>>.............)..)...
............>>...........>>>.>.....<<<<.........>>
>>>>>>>>>....

Receptor-Ligand Complex Structure

Structure summary

• PDB: 7abz Structures of tmRNA and SmpB as they transit through the ribosome.
• Resolution: 3.21 Å
• Binding residue (original residue number in PDB): L36 G38 V41 K42 R45 L91 L92 N93 N120 A121 W122 K156 N157
• Binding residue (residue number reindexed from 1): L23 G25 V28 K29 R32 L78 L79 N80 N107 A108 W109 K143 N144

Gene Ontology

Molecular Function

• GO:0003723 RNA binding

Biological Process

• GO:0070929 trans-translation

Cellular Component

• GO:0005737 cytoplasm
• GO:0005829 cytosol

External links

• PDB: RCSB:7abz, PDBe:7abz, PDBj:7abz
• PDBsum: 7abz
• PubMed: 34389707
• UniProt: P0A832|SSRP_ECOLI SsrA-binding protein (Gene Name=smpB)