Structure of PDB 8k3o Chain R Binding Site BS01

Receptor Information

>8k3o Chain R (length=66) Species: 83333 (Escherichia coli K-12)

FCRFTAEGVQEIDYKDIATLKNYITESGKIVPSRITGTRAKYQRQLARAI
KRARYLSLLPYTDRHQ

Ligand information

>8k3o Chain A (length=1426)

aaauugaagaguuugaucauggcucagauugaacgcuggcggcaggccua
acacaugcaagucgaacgguaacaggaagaagcuugcuucuuugcugacg
aguggcggacgggugaguaaugucugggaaacugccugauggagggggau
aacuacuggaaacgguagcuaauaccgcauaacgucgcaagaccaaagag
ggggaccuucgggccucuugccaucggaugugcccagaugggauuagcua
guaggugggguaacggcucaccuaggcgacgaucccuagcuggucugaga
ggaugaccagccacacuggaacugagacacgguccagacuccuacgggag
gcagcaguggggaauauugcacaaugggcgcaagccugaugcagccaugc
cgcguguaugaagaaggccuucggguuguaaaguacuuucagcggggagg
aagggaguaaaguuaauaccuuugcucauugacguuacccgcagaagaag
caccggcuaacuccgugccagcagccgcgguaauacggagggugcaagcg
uuaaucggaauuacugggcguaaagcgcacgcaggcgguuuguuaaguca
gaugugaaauccccgggcucaaccugggaacugcaucugauacuggcaag
cuugagucucguagagggggguagaauuccagguguagcggugaaaugcg
uagagaucuggaggaauaccgguggcgaaggcggcccccuggacgaagac
ugacgcucaggugcgaaagcguggggagcaaacaggauuagauacccugg
uaguccacgccguaaacgaugucgacuuggagguugugcccuugaggcgu
ggcuuccggagcuaacgcguuaagucgaccgccuggggaguacggccgca
agguuaaaacucaaaugaauugacgggggcccgcacaagcgguggagcau
gugguuuaauucgaugcaacgcgaagaaccuuaccuggucuugacaucca
cggaaguuuucagagaugagaaugugccuucgggaaccgugagacaggug
cugcauggcugucgucagcucguguugugaaauguuggguuaagucccgc
aacgagcgcaacccuuauccuuuguugccagcgguccggccgggaacuca
aaggagacugccagugauaaacuggaggaagguggggaugacgucaaguc
aucauggcccuuacgaccagggcuacacacgugcuacaauggcgcauaca
aagagaagcgaccucgcgagagcaagcggaccucauaaagugcgucguag
uccggauuggagucugcaacucgacuccaugaagucggaaucgcuaguaa
ucguggaucagaaugccacggugaauacguucccgggccugguaaccgua
ggggaaccugcgguuggaucaccucc

........<<<<..[.((((.>>>>.<<<<.<<<<<..<<<<<<......
.....<<...<<<..<<.....<<<<<<<<<......>>>>>>.>>>...
.>>>>>......<<.......<<<<<<<..<<...<<<<<<<.<.<<...
..<<<<<......>>>>>......>>.>.....<<<....>>>....<<<
<<<..<<....>>>>>>>>.>>>>>>>..>>.>>>>>>><<<....<<<.
.<<<<<<<.........>>>>>>>>>>......>>>..<<<<<<<<....
>>>>...>>>>.>>.<<<<<.<.........>>>>>>.<<<<<..>>>>>
....>>............<<<...<.<<<....>>>..>>>>.....>>>
>>>..<<<<......<<<<<..>>>>>.....>>>>...<.<<<<<....
..<.<<<<<<<<.......>>>>>>>>.>........>>>>>....>..<
<<<<(((...<<<<<.....<<.)))>>.......>>>>>>>>>>..>>>
>>>>>>..........<<<((.....<<<<...<<<.<<<<<<<.<<<<<
<<<<<......<<<<<<.....>>>>>>....>>>>>>>>..>>>>>>>>
>...<<<<<<<<...<<<<<<<....<<<<<<<<...<<<......>>>.
.....>>>>>>>>...........<<....>>.>>>>>>>..>>>>.>>>
>...>>>...>>>>....<<<<<<...<<...<<<<..<....>.>>>>.
..>>>>>>>>..........<<<<<<.<<<<<<<<<<<<<.....>>>>>
>>>>>>>>..<<..))>>.....>>>>>>.>>>.<<<......<<<<...
.>>>>....>>>..)))).]<<<....<<<<<<.<<.<<<<<<..<<.<<
<<<.<......<<........>>..........<<<<<<<......<<<<
<<<..<<<<<<<....>>>>>>>...<<....>>..>>>>>.>>.<<<.<
<<..<<<<<<<......<<<<<<<<<....>>>...<<<......>>>..
.>>>>>>.....<<<<.<<<<<<<...<...<<<.....>>>.>....>>
>>>>>.....<<<<<.....>>>>>........>>>>.......>.>>>.
..>>>>>>>>>...>>>>>>>...>..>>>>>.>>.....<<<<<<<...
..<<<..<<...<<<....>>>...>>....>>>.....>>>>>>>....
..<....<<<<<<<........>>>>>>>....>.....>>>>>>....<
<<<<<<.........>>>>>>>......>>...>>>>>>....<<<<<<<
<<....>>>>>>>>>...>>>.....

Receptor-Ligand Complex Structure

Structure summary

• PDB: 8k3o Cryo-EM structure of 30S ribosome with cleaved AP-mRNA bound complex I
• Resolution: 3.88 Å
• Binding residue (original residue number in PDB): T14 A15 K38 I39 K50 R53 R57 K60 Y70 H74
• Binding residue (residue number reindexed from 1): T5 A6 K29 I30 K41 R44 R48 K51 Y61 H65

Gene Ontology

Molecular Function

• GO:0003735 structural constituent of ribosome
• GO:0005515 protein binding
• GO:0019843 rRNA binding
• GO:0048027 mRNA 5'-UTR binding
• GO:0070181 small ribosomal subunit rRNA binding

Biological Process

• 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:8k3o, PDBe:8k3o, PDBj:8k3o
• PDBsum: 8k3o
• UniProt: P0A7T7|RS18_ECOLI Small ribosomal subunit protein bS18 (Gene Name=rpsR)