Structure of PDB 8g7q Chain S Binding Site BS01

Receptor Information

>8g7q Chain S (length=117) Species: 562 (Escherichia coli)

ARVKRGVIARARHKKILKQAKGYYGARSRVYRVAFQAVIKAGQYAYRDRR
QRKRQFRQLWIARINAAARQNGISYSKFINGLKKASVEIDRKILADIAVF
DKVAFTALVEKAKAALA

Ligand information

>8g7q Chain A (length=2899)

gguuaagcgacuaagcguacacgguggaugcccuggcagucagaggcgau
gaaggacgugcuaaucugcgauaagcgucgguaaggugauaugaaccguu
auaaccggcgauuuccgaauggggaaacccaguguguuucgacacacuau
cauuaacugaauccauagguuaaugaggcgaaccgggggaacugaaacau
cuaaguaccccgaggaaaagaaaucaaccgagauucccccaguagcggcg
agcgaacggggagcagcccagagccugaaucaguguguguguuaguggaa
gcgucuggaaaggcgcgcgauacagggugacagccccguacacaaaaaug
cacaugcugugagcucgaugaguagggcgggacacgugguauccugucug
aauauggggggaccauccuccaaggcuaaauacuccugacugaccgauag
ugaaccaguaccgugagggaaaggcgaaaagaaccccggcgaggggagug
aaaaagaaccugaaaccguguacguacaagcagugggagcacgcuuaggc
gugugacugcguaccuuuuguauaaugggucagcgacuuauauucuguag
caagguuaaccgaauaggggagccgaagggaaaccgagucuuaacugggc
guuaaguugcaggguauagacccgaaacccggugaucuagccaugggcag
guugaagguuggguaacacuaacuggaggaccgaaccgacuaauguugaa
aaauuagcggaugacuuguggcugggggugaaaggccaaucaaaccggga
gauagcugguucuccccgaaagcuauuuagguagcgccucgugaauucau
cuccggggguagagcacuguuucggcaagggggucaucccgacuuaccaa
cccgaugcaaacugcgaauaccggagaauguuaucacgggagacacacgg
cgggugcuaacguccgucgugaagagggaaacaacccagaccgccagcua
aggucccaaagucaugguuaagugggaaacgaugugggaaggcccagaca
gccaggauguuggcuuagaagcagccaucauuuaaagaaagcguaauagc
ucacuggucgagucggccugcgcggaagauguaacggggcuaaaccaugc
accgaagcugcggcagcgacgcgcguuguuggguaggggagcguucugua
agccugcgaaggugugcugugaggcaugcuggagguaucagaagugcgaa
ugcugacauaaguaacgauaaagcgggugaaaagcccgcucgccggaaga
ccaaggguuccuguccaacguuaaucggggcagggugagucgaccccuaa
ggcgaggccgaaaggcguagucgaugggaaacagguuaauauuccuguac
uugguguuacugcgaaggggggacggagaaggcuauguuggccgggcgac
gguugucccgguuuaagcguguaggcugguuuuccaggcaaauccggaaa
aucaaggcugaggcgugaugacgaggcacuacggugcugaagcaacaaau
gcccugcuuccaggaaaagccucuaagcaucagguaacaucaaaucguac
cccaaaccgacacagguggucagguagagaauaccaaggcgcuugagaga
acucgggugaaggaacuaggcaaaauggugccguaacuucgggagaaggc
acgcugauauguaggugaggucccucgcggauggagcugaaaucagucga
agauaccagcuggcugcaacuguuuauuaaaaacacagcacugugcaaac
acgaaaguggacguauacggugugacgccugcccggugccggaagguuaa
uugaugggguuagcgcaagcgaagcucuugaucgaagccccgguaaacgg
cggccguaacuauaacgguccuaagguagcgaaauuccuugucggguaag
uuccgaccugcacgaauggcguaaugauggccaggcugucuccacccgag
acucagugaaauugaacucgcugugaagaugcaguguacccgcggcaaga
cggaaagaccccgugaaccuuuacuauagcuugacacugaacauugagcc
uugauguguaggauaggugggaggcuuugaaguguggacgccagucugca
uggagccgaccuugaaauaccacccuuuaauguuugauguucuaacguug
acccguaauccggguugcggacagugucugguggguaguuugacuggggc
ggucuccuccuaaagaguaacggaggagcacgaagguuggcuaauccugg
ucggacaucaggagguuagugcaauggcauaagccagcuugacugcgagc
gugacggcgcgagcaggugcgaaagcaggucauagugauccggugguucu
gaauggaagggccaucgcucaacggauaaaagguacuccggggauaacag
gcugauaccgcccaagaguucauaucgacggcgguguuuggcaccucgau
gucggcucaucacauccuggggcugaaguaggucccaaggguauggcugu
ucgccauuuaaagugguacgcgagcuggguuuagaacgucgugagacagu
ucggucccuaucugccgugggcgcuggagaacugaggggggcugcuccua
guacgagaggaccggaguggacgcaucacugguguucggguugucaugcc
aauggcacugcccgguagcuaaaugcggaagagauaagugcugaaagcau
cuaagcacgaaacuugccccgagaugaguucucccugacccuuuaagggu
ccugaaggaacguugaagacgacgacguugauaggccggguguguaagcg
cagcgaugcguugagcuaaccgguacuaaugaaccgugaggcuuaaccu

<<<<<<<<......<<<<<<<<<<<....{[[..[[<<<<<<<[[<<...
...<<<<<<.[..(((.>>>.....<<<<<<<..<<<)))..].>>>...
...>>>>>>>...>>>....<<<....>>><<<<<<<....>>>>>>>.<
<<<<<<<<.........>>>>>>>>>.>>...<<<<<<.....<<....>
>......>>>>>.>.........<<....>>..<<<<<<.....<<....
.>>....>>>>>>..(((..<<<<......<<<<<<<<<<<<<.<<<...
<<<<<......>>>>>((......<<<.....))>>>...>>>...>>>>
>>>>>>>>>...>>>>........<<<<<<<<.........>>>>>>>>.
.....<<<<<..<<<<>>>>>..)))......]].>>>>>>>.]].....
..........<<....>>....]].........<<<<.....>>>>....
.........}....>>>>>>>>>>>.......<<<<..<<<<<<....>>
>>>>..>>>>...<.<........>.>.<<<<<<....<<<<<<<<<<<<
<..<<<...<<.....>>...>>>...<<....>>..<<<<.....>>>>
.....>>>>>>>>>>>>>..<<.<...<<<<<<.....<<<<<<<<<..<
<<....<<<<<........>>>>>.....>>>...<<<.<<<<<......
..>>>>>>>>....>>>>>>>>>...<<<.....>>>......>>>>>>.
.....>.>>..<<<<<<....<<<<<....>>>>>.<<<<<<<<...<<<
<<<<<<.....<<<...<<<.<<<<...<<.<<<<.....>>>>..>>..
.>>>>.>>>..>>.>.....>>>>>>.>>>...>>>>>>>.>...<<<<<
<<<<<......>>>>>>>>>>....<<<......>>>...<<<<.<<<..
.<<<(((.....<<<<<<...........<<..<<<<<..<<........
<<<<<.<<...<.<<.......>>.>...>>........<<<......>>
>..>>>>>....>>..>>>>>.>>...........))).....>>>>>>.
>>>...>>>>>>><<<<<<<<..>>>>>>>>....>>>>>><.<<<<<..
.<<<......<<<<<<<<....>>>>>>>>...>>>..>>>>>..>....
.>>>>>><......<<.....<<<<<<.......>>>>>><<<<....<<
<<<.<<...<<<<<<...<<.....>>.>>>>>>....((<<<.<<<...
<<<...<<<....>>>...>>>...>>>..<<<<<........>>>>>))
<<<<<<<<<<<<<...<<<<....<<<<..<<<..<<<<<<<<<<<....
(((...>>>>>><<..<<<<...<<<<<<<<<<<<.<<.....>>>>>>>
>>>..>>>>...>>>>...>><..<<<<<....>>>>>...>>>>>>...
>>>...>>>>.........>>>>...>>....>>>>>>>>>>>.>>>..>
>.....<<......>>>>>>>.<<<<.....>>>>..>>>>..<<<<...
.<<<<<<<<.<<...............<<<<<....<<..>>.....>>>
>><<<<<<.....<<<...<<<<.....>>>>...>>>...>>>>>>...
.........<<<<<<<<<..<<<.........>>>..<<<<<<<.....<
<<....>>>.......>>>>>>>.<<<<<.<<<..<<<<<<<..<<<...
.....<<<<<<.<<....>>..>>>>>>........>>>>>>>>..>>>>
><<<<<<.......>>>>>>........<...........<<<<<.....
..>>>>>.....>....>>>>>..>>.>>>>>>>.....>>.>>>>>>>>
.>>>>>>.....>.....<<<<<........>>>>>..<<<<<<<<.(((
.[[......<<<<.[[<<<<..<<<<<.<<<.<<<<<.<<<<<<<<<<<.
<<<<...........<<<<.............<<<<<<<....>>>>>>>
....................>>>>..>>>>.>>>>>>>>>>>...<<<.<
<<<<<.....>>>>>>>>>....>>>>>.>>>..>>>>>..<<<<.....
>>>><<<<<<...........>>>>>>..<<...<<<<<<<...<<<<<<
.......>>>>>>.....<<...(((>>....>>>>>>>...<<<<..<<
<<....>>>>..>>>>.<<<....>>>.>>))).......<<<<<<<.((
..>>>>..))>>>>>>>.............>>>>..]]>>>>.......<
<<<.<.<<<<<<...<<.......>>...>>>>>>...>>>>.>......
.<<<<<..<<<<<..<<<<<<<<<......>>>>>>..>>>.<<<<<...
..>>>>>.....>>>>>......>>>.>>....<<<<<<<....>>>.>>
>>....]]..)))>>>>>>>>....<<<<<<<...<<<<..<<<<<<<..
.............>>>>>>>.<<<<<...<<<<...<<<<<<<<<<<)))
.>>>>>>..>>>>>...>>>>.>>>>>...<<<.<..<<<<<........
...>>>>>...>>>>.>>>>.......>>>>>>>..<<<<<.....>>>>
><....<<..<<<<<.......>>>>>....<<<<<<<<..<<....<<<
<<....>>>>>...>>...>>>>>.>>>.....>>..>..>>>>>>>>.

Receptor-Ligand Complex Structure

Structure summary

• PDB: 8g7q Structures of the ribosome bound to EF-Tu-isoleucine tRNA elucidate the mechanism of AUG avoidance
• Resolution: 3.1 Å
• Binding residue (original residue number in PDB): A2 R3 V4 R6 V8 R11 R13 H14 G23 Y24 Y25 V31 R33 Q37 Y45 R48 D49 R51 R53 K54 R55 F57 R58 I62 N66 R70 S77 D91 R92
• Binding residue (residue number reindexed from 1): A1 R2 V3 R5 V7 R10 R12 H13 G22 Y23 Y24 V30 R32 Q36 Y44 R47 D48 R50 R52 K53 R54 F56 R57 I61 N65 R69 S76 D90 R91

Gene Ontology

Molecular Function

• GO:0003735 structural constituent of ribosome
• GO:0019843 rRNA binding

Biological Process

• GO:0000027 ribosomal large subunit assembly
• GO:0006412 translation

Cellular Component

• GO:0005840 ribosome
• GO:0022625 cytosolic large ribosomal subunit
• GO:1990904 ribonucleoprotein complex

External links

• PDB: RCSB:8g7q, PDBe:8g7q, PDBj:8g7q
• PDBsum: 8g7q
• PubMed: 38538914
• UniProt: B7MAS6|RL20_ECO45 Large ribosomal subunit protein bL20 (Gene Name=rplT)