Structure of PDB 8p18 Chain m Binding Site BS01

Receptor Information

>8p18 Chain m (length=129) Species: 562 (Escherichia coli)

SMQDPIADMLTRIRNGQAANKAAVTMPSSKLKVAIANVLKEEGFIEDFKV
EGDTKPELELTLKYFQGKAVVESIQRVSRPGLRIYKRKDELPKVMAGLGI
AVVSTSKGVMTDRAARQAGLGGEIICYVA

Ligand information

>8p18 Chain 2 (length=1536)

aaauugaagaguuugaucauggcucagauugaacgcuggcggcaggccua
acacaugcaagucgaacgguaacaggaagaauucuuugcugacgaguggc
ggacgggugaguaaugucugggaaacugccugauggagggggauaacuac
uggaaacgguagcuaauaccgcauaacgucgcaagaccaaagagggggac
cuucgggccucuugccaucggaugugcccagaugggauuagcuaguaggu
gggguaacggcucaccuaggcgacgaucccuagcuggucugagaggauga
ccagccacacuggaacugagacacgguccagacuccuacgggaggcagca
guggggaauauugcacaaugggcgcaagccugaugcagccaugccgcgug
uaugaagaaggccuucggguuguaaaguacuuucagcggggaggaaggga
guaaaguuaauaccuuugcucauugacguuacccgcagaagaagcaccgg
cuaacuccgugccagcagccgcgguaauacggagggugcaagcguuaauc
ggaauuacugggcguaaagcgcacgcaggcgguuuguuaagucagaugug
aaauccccgggcucaaccugggaacugcaucugauacuggcaagcuugag
ucucguagagggggguagaauuccagguguagcggugaaaugcguagaga
ucuggaggaauaccgguggcgaaggcggcccccuggacgaagacugacgc
ucaggugcgaaagcguggggagcaaacaggauuagauacccugguagucc
acgccguaaacgaugucgacuuggagguugugcccuugaggcguggcuuc
cggagcuaacgcguuaagucgaccgccuggggaguacggccgcaagguua
aaacucaaaugaauugacgggggcccgcacaagcgguggagcaugugguu
uaauucgaugcaacgcgaagaaccuuaccuggucuugacauccacggaag
uuuucagagaugagaaugugccuucgggaaccgugagacaggugcugcau
ggcugucgucagcucguguugugaaauguuggguuaagucccgcaacgag
cgcaacccuuauccuuuguugccagcgguccggccgggaacucaaaggag
acugccagugauaaacuggaggaagguggggaugacgucaagucaucaug
gcccuuacgaccagggcuacacacgugcuacaauggcgcauacaaagaga
agcgaccucgcgagagcaagcggaccucauaaagugcgucguaguccgga
uuggagucugcaacucgacuccaugaagucggaaucgcuaguaaucgugg
aucagaaugccacggugaauacguucccgggccuuguacacaccgcccgu
cacaccaugggaguggguugcaaaagaaguagguagcuuaaccuucggga
gggcgcuuaccacuuugugauucaugacuggggugaagucguaacaaggu
aaccguaggggaaccugcgguuggaucaccuccuua

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

Receptor-Ligand Complex Structure

Structure summary

• PDB: 8p18 The compensatory mechanism of a naturally evolved E167K RF2 counteracting the loss of RF1 in bacteria
• Resolution: 2.77 Å
• Binding residue (original residue number in PDB): S2 Q4 P6 A8 D9 T12 R13 R15 N16 A20 S30 K31 K56 R80 P81 G82 Y86 R88 K89 S105 T106 S107 G120 G122
• Binding residue (residue number reindexed from 1): S1 Q3 P5 A7 D8 T11 R12 R14 N15 A19 S29 K30 K55 R79 P80 G81 Y85 R87 K88 S104 T105 S106 G119 G121

Gene Ontology

Molecular Function

• 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
• GO:0006417 regulation of translation
• GO:0043488 regulation of mRNA stability

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:8p18, PDBe:8p18, PDBj:8p18
• PDBsum: 8p18
• UniProt: P0A7W7|RS8_ECOLI Small ribosomal subunit protein uS8 (Gene Name=rpsH)