Structure of PDB 7o1a Chain AC Binding Site BS01

Receptor Information

>7o1a Chain AC (length=206) Species: 83333 (Escherichia coli K-12)

GQKVHPNGIRLGIVKPWNSTWFANTKEFADNLDSDFKVRQYLTKELAKAS
VSRIVIERPAKSIRVTIHTARPGIVIGKKGEDVEKLRKVVADIAGVPAQI
NIAEVRKPELDAKLVADSITSQLERRVMFRRAMKRAVQNAMRLGAKGIKV
EVSGRLGGAEIARTEWYREGRVPLHTLRADIDYNTSEAHTTYGVIGVKVW
IFKGEI

Ligand information

>7o1a Chain AA (length=1534)

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
ucguggaucagaaugccacggugaauacguucccgggccuuguacacacc
gcccgucacaccaugggaguggguugcaaaagaaguagguagcuuaaccu
ucgggagggcgcuuaccacuuugugauucaugacuggggugaagucguaa
caagguaaccguaggggaaccugcgguuggauca

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

Receptor-Ligand Complex Structure

Structure summary

• PDB: 7o1a Structural basis for the tryptophan sensitivity of TnaC-mediated ribosome stalling.
• Resolution: 2.4 Å
• Binding residue (original residue number in PDB): G2 Q3 K4 V5 R127 S154 G155 R156 E161 I162 A163 R169 R172 V173 L175 H176 T177 L178 R179 E188 T192 Y193 V195 K199
• Binding residue (residue number reindexed from 1): G1 Q2 K3 V4 R126 S153 G154 R155 E160 I161 A162 R168 R171 V172 L174 H175 T176 L177 R178 E187 T191 Y192 V194 K198

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:7o1a, PDBe:7o1a, PDBj:7o1a
• PDBsum: 7o1a
• PubMed: 34504068
• UniProt: P0A7V3|RS3_ECOLI Small ribosomal subunit protein uS3 (Gene Name=rpsC)