Structure of PDB 6x6t Chain F Binding Site BS01

Receptor Information

>6x6t Chain F (length=70) Species: 562 (Escherichia coli)

PVIKVRENEPFDVALRRFKRSCEKAGVLAEVRRREFYEKPTTERKRAKAS
AVKRHAKKLARENARRTRLY

Ligand information

>6x6t Chain D (length=1524)

aaauugaagaguuugaucauggcucagauugaacgcuggcggcaggccua
acacaugcaagucgaacgguaacaggaagaagcuugcuucuuugcugacg
aguggcggacgggugaguaaugucugggaaacugccugauggagggggau
aacuacuggaaacgguagcuaauaccgcauaacgucgcaagaccaaagag
ggggaccuucgggccucuugccaucggaugugcccagaugggauuagcua
guaggugggguaacggcucaccuaggcgacgaucccuagcuggucugaga
ggaugaccagccacacuggaacugagacacgguccagacuccuacgggag
gcagcaguggggaauauugcacaaugggcgcaagccugaugcagccaugc
cgcguguaugaagaaggccuucggguuguaaaguacuuucagcggggagg
aagggaguaaaguuaauaccuuugcucauugacguuacccgcagaagaag
caccggcuaacuccggccagcagcccgguaauacggagggugcaagcguu
aaucggaauuacugggcguaaagcgcacgcaggcgguuuguuaagucaga
ugugaaauccccgggcucaaccugggaacugcaucugauacuggcaagcu
ugagucucguagagggggguagaauuccagguguagcggugaaaugcgua
gagaucuggaggaauaccgguggcgaaggcggcccccuggacgaagacug
acgcucaggugcgaaagcguggggagcaaacaggauuagauacccuggua
guccacgccguaaacgaugucgacuuggagguugugcccuugaggcgugg
cuuccggagcuaacgcguuaagucgaccgccuggggaguacggccgcaag
guuaaaacucaaaugaauugacgggggcccgcacaagcgguggagcaugu
gguuuaauucgauaacgcgaagaaccuuaccuggucuugacauccacgga
aguuuucagagaugagaaugugccuucgggaaccgugagacaggugcugc
auggcugucgucagcucguguugugaaauguuggguuaagucccgcaacg
agcgcaacccuuauccuuuguugccagcgguccggccgggaacucaaagg
agacugccagugauaaacuggaggaagguggggaugacgucaagucauca
ugcccuuacgaccagggcuacacacgugcuacaauggcgcauacaaagag
aagcgaccucgcgagagcaagcggaccucauaaagugcgucguaguccgg
auuggagucugcaacucgacuccaugaagucggaaucgcuaguaaucgug
gaucagaaugccacggugaauacguucccgggccuuguacacaccgccgu
acaccaugggaguggguugcaaaagaaguagguagcuuaaccuucgggag
ggcgcuuaccacuuugugauucaugacuggggugaagucgaacaagguaa
ccguaggggccugcgguuggauca

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

Receptor-Ligand Complex Structure

Structure summary

• PDB: 6x6t Structural basis of transcription-translation coupling.
• Resolution: 3.2 Å
• Binding residue (original residue number in PDB): E31 R34 R35 Y38 K40 P41 T42 R45 K46 K49 V53 K54 R69 L70 Y71
• Binding residue (residue number reindexed from 1): E30 R33 R34 Y37 K39 P40 T41 R44 K45 K48 V52 K53 R68 L69 Y70

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

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:6x6t, PDBe:6x6t, PDBj:6x6t
• PDBsum: 6x6t
• PubMed: 32820061
• UniProt: P68679|RS21_ECOLI Small ribosomal subunit protein bS21 (Gene Name=rpsU)