Structure of PDB 8qbt Chain W Binding Site BS01

Receptor Information

>8qbt Chain W (length=84) Species: 679895 (Escherichia coli BW25113)

AHKKAGGSTRNGRDSEAKRLGVKRFGGESVLAGSIIVRQRGTKFHAGANV
GCGRDHTLFAKADGKVKFEVKGPKNRKFISIEAE

Ligand information

>8qbt Chain A (length=2841)

gguuaagcgacuaagcguacacgguggaugcccuggcagucagaggcgau
gaaggacgugcuaaucugcgauaagcgucgguaaggugauaugaaccguu
auaaccggcgauuuccgaauggggaaacccaguguguuucgacacacuau
cauuaacugaauccauagguuaaugaggcgaaccgggggaacugaaacau
cuaaguaccccgaggaaaagaaaucaaccgagauucccccaguagcggcg
agcgaacggggagcagcccagagccugaaucaguguguguguuaguggaa
gcgucuggaaaggcgcgcgauacagggugacagccccguacacaaaaaug
cacaugcugugagcucgaugaguagggcgggacacgugguauccugucug
aauauggggggaccauccuccaaggcuaaauacuccugacugaccgauag
ugaaccaguaccgugagggaaaggcgaaaagaaccccggcgaggggagug
aaaaagaaccugaaaccguguacguacaagcagugggagcacgcuuaggc
gugugacugcguaccuuuuguauaaugggucagcgacuuauauucuguag
caagguuaaccgaauaggggagccgaagggaaaccgagucuuaacugggc
guuaaguugcaggguauagacccgaaacccggugaucuagccaugggcag
guugaagguuggguaacacuaacuggaggaccgaaccgacuaauguugaa
aaauuagcggaugacuuguggcugggggugaaaggccaaucaaaccggga
gauagcugguucuccccgaaagcuauuuagguagcgccucgugaauucau
cuccggggguagagcacuguuucggcaagggggucacuuaccaacccgau
gcaaacugcgaauaccggagaauguuaucacgggagacacacggcgggug
cuaacguccgucgugaagagggaaacaacccagaccgccagcuaaggucc
caaagucaugguuaagugggaaacgaugugggaaggcccagacagucgag
ucggccugcgcggaagauguaacggggcuaaaccaugcaccgaagcugcg
gcagcgacgcuuaugcguuguuggguaggggagcguucuguaagccugcg
aaggugugcugugaggcaugcuggagguaucagaagugcgaaugcugaca
uaaguaacgauaaagcgggugaaaagcccgcucgccggaagaccaagggu
uccuguccaacguuaaucggggcagggugagucgaccccuaaggcgaggc
cgaaaggcguagucgaugggaaacagguuaauauuccuguacuugguguu
acugcgaaggggggacggagaaggcuauguuggccgggcgacgguugucc
cgguuuaagcguguaggcugguuuuccaggcaaauccggaaaaucaaggc
ugaggcgugaugacgaggcacuacggugcugaagcaacaaaugcccugcu
uccaggaaaagccucuaagcaucagguaacaucaaaucguaccccaaacc
gacacagguggucagguagagaauaccaaggcgcuugagagaacucgggu
gaaggaacuaggcaaaauggugccguaacuucgggagaaggcacgcugau
auguaggugaggucccucgcggauggagcugaaaucagucgaagauacca
gcuggcugcaacuguuuauuaaaaacacagcacugugcaaacacgaaagu
ggacguauacggugugacgccugcccggugccggaagguuaauugauggg
guuagcgcaagcgaagcucuugaucgaagccccgguaaacggcggccgua
acuauaacgguccuaagguagcgaaauuccuugucggguaaguuccgacc
ugcacgaauggcguaaugauggccaggcugucuccacccgagacucagug
aaauugaacucgcugugaagaugcaguguacccgcggcaagacggaaaga
ccccgugaaccuuuacuauagcuugacacugaacauugagccuugaugug
uaggauaggugggaggcuuugaaguguggacgccagucugcauggagccg
accuugaaauaccacccuuuaauguuugauguucuaacguugaccccuaa
ucgggguugcggacagugucugguggguaguuugacuggggcggucuccu
ccuaaagaguaacggaggagcacgaagguuggcuaauccuggucggacau
caggagguuagugcaauggcauaagccagcuugacugcgagcgugacggc
gcgagcaggugcgaaagcaggucauagugauccggugguucugaauggaa
gggccaucgcucaacggauaaaagguacuccggggauaacaggcugauac
cgcccaagaguucauaucgacggcgguguuuggcaccucgaugucggcuc
aucacauccuggggcugaaguaggucccaaggguauggcuguucgccauu
uaaagugguacgcgagcuggguuuagaacgucgugagacaguucgguccc
uaucugccgugggcgcuggagaacugaggggggcugcuccuaguacgaga
ggaccggaguggacgcaucacugguguucggguugucaugccaauggcac
ugcccgguagcuaaaugcggaagagauaagugcugaaagcaucuaagcac
gaaacuugccccgagaugaguucucccugacccuuuaaggguccugaagg
aacguugaagacgacgacguugauaggccggguguguaagcgcagcgaug
cguugagcuaaccgguacuaaugaaccgugaggcuuaaccu

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

Receptor-Ligand Complex Structure

Structure summary

• PDB: 8qbt Novel arrest peptides induce ribosome stalling by short circuiting the ribosomal peptidyltransferase activity
• Resolution: 2.2 Å
• Binding residue (original residue number in PDB): A2 H3 K4 S9 T10 N12 R14 D15 S16 E17 A18 K19 R20 K24 F26 G27 E29 A33 G34 S35 I36 R39 R41 G42 T43 F45 H46 G54 R55 D56 H57 T58 F60 F69 K75 R77 K78
• Binding residue (residue number reindexed from 1): A1 H2 K3 S8 T9 N11 R13 D14 S15 E16 A17 K18 R19 K23 F25 G26 E28 A32 G33 S34 I35 R38 R40 G41 T42 F44 H45 G53 R54 D55 H56 T57 F59 F68 K74 R76 K77

Gene Ontology

Molecular Function

• GO:0000049 tRNA binding
• GO:0003735 structural constituent of ribosome
• GO:0005515 protein binding
• GO:0019843 rRNA binding
• GO:0043022 ribosome binding

Biological Process

• GO:0000027 ribosomal large subunit assembly
• GO:0001558 regulation of cell growth
• GO:0002181 cytoplasmic translation
• GO:0006412 translation
• GO:0042256 cytosolic ribosome assembly
• GO:0090070 positive regulation of ribosome biogenesis
• GO:1902626 assembly of large subunit precursor of preribosome

Cellular Component

• GO:0005737 cytoplasm
• GO:0005840 ribosome
• GO:0022625 cytosolic large ribosomal subunit
• GO:1990904 ribonucleoprotein complex

External links

• PDB: RCSB:8qbt, PDBe:8qbt, PDBj:8qbt
• PDBsum: 8qbt
• PubMed: 38503735
• UniProt: P0A7L8|RL27_ECOLI Large ribosomal subunit protein bL27 (Gene Name=rpmA)