Structure of PDB 3j5l Chain Q Binding Site BS01

Receptor Information

>3j5l Chain Q (length=117) Species: 83333 (Escherichia coli K-12)

ARVKRGVIARARHKKILKQAKGYYGARSRVYRVAFQAVIKAGQYAYRDRR
QRKRQFRQLWIARINAAARQNGISYSKFINGLKKASVEIDRKILADIAVF
DKVAFTALVEKAKAALA

Ligand information

>3j5l Chain A (length=2853)

gguuaacgacuaagcguacacgguggaugcccuggcagucagaggcgaug
aaggacgugcuaaucugcgauaagcgucgguaaggugauaugaaccguua
uaaccggcgauuuccgaauggggaaacccaguguguuucgacacacuauc
auuaacugaauccauagguuaaugaggcgaaccgggggaacugaaacauc
uaaguaccccgaggaaaagaaaucaaccgagauucccccaguagcggcga
gcgaacggggagcagcccagagccugaaucaguguguguguuaguggaag
cgucuggaaaggcgcgcgauacagggugacagccccguacacaaaaaugc
acaugcugugagcucgaugaguagggcgggacacgugguauccugucuga
auauggggggaccauccuccaaggcuaaauacuccugacugaccgauagu
gaaccaguaccgugagggaaaggcgaaaagaaccccggcgaggggaguga
aaaagaaccugaaaccguguacguacaagcagugggagcacgcuuaggcg
ugugacugcguaccuuuuguauaaugggucagcgacuuauauucuguagc
aagguuaaccgaauaggggagccgaagggaaaccgagucuuaacugggcg
uuaaguugcaggguauagacccgaaacccggugaucuagccaugggcagg
uugaagguuggguaacacuaacuggaggaccgaaccgacuaauguugaaa
aauuagcggaugacuuguggcugggggugaaaggccaaucaaaccgggag
auagcugguucuccccgaaagcuauuuagguagcgccucgugaauucauc
uccggggguagagcacuguuucggcaagggggucacuuaccaacccgaug
caaacugcgaauaccggagaauguuaucacgggagacacacggcgggugc
uaacguccgucgugaagagggaaacaacccagaccgccagcuaagguccc
aaagucaugguuaagugggaaacgaugugggaaggcccagacagccagga
uguuggcuuagaagcagccaucauuuaaagaaagcguaauagcucacugg
ucgagucggccugcgcggaagauguaacggggcuaaaccaugcaccgaag
cugcggcagcgacgcuuaugcguuguuggguaggggagcguucuguaagc
cugcgaaggugugcugugaggcaugcuggagguaucagaagugcgaaugc
ugacauaaguaacgauaaagcgggugaaaagcccgcucgccggaagacca
aggguuccuguccaacguuaaucggggcagggugagucgaccccuaaggc
gaggccgaaaggcguagucgaugggaaacagguuaauauuccuguacuug
guguuacugcgaaggggggacggagaaggcuauguuggccgggcgacggu
ugucccgguuuaagcguguaggcugguuuuccaggcaaauccggaaaauc
aaggcugaggcgugaugacgaggcacuacggugcugaagcaacaaaugcc
cugcuuccaggaaaagccucuaagcaucagguaacaucaaaucguacccc
aaaccgacacagguggucagguagagaauaccaaggcgcuugagagaacu
cgggugaaggaacuaggcaaaauggugccguaacuucgggagaaggcacg
cugauauguaggugaggucccucgcggauggagcugaaaucagucgaaga
uaccagcuggcugcaacuguuuauuaaaaacacagcacugugcaaacacg
aaaguggacguauacggugugacgccugcccggugccggaagguuaauug
augggguuagcgcaagcgaagcucuugaucgaagccccgguaaacggcgg
ccguaacuauaacgguccuaagguagcgaaauuccuugucggguaaguuc
cgaccugcacgaauggcguaaugauggccaggcugucuccacccgagacu
cagugaaauugaacucgcugugaagaugcaguguacccgcggcaagacgg
aaagaccccgugaaccuuuacuauagcuugacacugaacauugagccuug
auggaaguguggacgccagucugcauggcuuuaauguuugauguucuaac
guugacccguaauccggguugcggacagugucugguggguaguuugacug
gggcggucuccuccuaaagaguaacggaggagcacgaagguuggcuaauc
cuggucggacaucaggagguuagugcaauggcauaagccagcuugacugc
gagcgugacggcgcgagcaggugcgaaagcaggucauagugauccggugg
uucugaauggaagggccaucgcucaacggauaaaagguacuccggggaua
acaggcugauaccgcccaagaguucauaucgacggcgguguuuggcaccu
cgaugucggcucaucacauccuggggcugaaguaggucccaaggguaugg
cuguucgccauuuaaagugguacgcgagcuggguuuagaacgucgugaga
caguucggucccuaucugccgugggcgcuggagaacugaggggggcugcu
ccuaguacgagaggaccggaguggacgcaucacugguguucggguuguca
ugccaauggcacugcccgguagcuaaaugcggaagagauaagugcugaaa
gcaucuaagcacgaaacuugccccgagaugaguucucccugacccuuuaa
ggguccugaaggaacguugaagacgacgacguugauaggccgggugugua
agcgcagcgaugcguugagcuaaccgguacuaaugaaccgugaggcuuaa
ccu

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

Receptor-Ligand Complex Structure

Structure summary

• PDB: 3j5l Molecular basis for erythromycin-dependent ribosome stalling during translation of the ErmBL leader peptide.
• Resolution: 6.6 Å
• Binding residue (original residue number in PDB): A1 R2 V3 K4 R5 R10 R12 H13 K14 K15 K18 K21 G22 Y23 Y24 G25 A26 R27 R29 V30 R32 V33 Q36 K40 A41 Y44 A45 Y46 R47 D48 R49 R50 Q51 R52 K53 R54 Q55 F56 R57 Q58 W60 I61 N65 S74 Y75 S76 N80 R91 K92 I93
• Binding residue (residue number reindexed from 1): A1 R2 V3 K4 R5 R10 R12 H13 K14 K15 K18 K21 G22 Y23 Y24 G25 A26 R27 R29 V30 R32 V33 Q36 K40 A41 Y44 A45 Y46 R47 D48 R49 R50 Q51 R52 K53 R54 Q55 F56 R57 Q58 W60 I61 N65 S74 Y75 S76 N80 R91 K92 I93

Gene Ontology

Molecular Function

• GO:0000900 mRNA regulatory element binding translation repressor activity
• GO:0003729 mRNA binding
• GO:0003735 structural constituent of ribosome
• GO:0019843 rRNA binding
• GO:0070180 large ribosomal subunit rRNA binding

Biological Process

• GO:0000027 ribosomal large subunit assembly
• GO:0002181 cytoplasmic translation
• GO:0006412 translation
• GO:0017148 negative regulation of translation

Cellular Component

• GO:0005737 cytoplasm
• GO:0005829 cytosol
• GO:0005840 ribosome
• GO:0022625 cytosolic large ribosomal subunit
• GO:1990904 ribonucleoprotein complex

External links

• PDB: RCSB:3j5l, PDBe:3j5l, PDBj:3j5l
• PDBsum: 3j5l
• PubMed: 24662426
• UniProt: P0A7L3|RL20_ECOLI Large ribosomal subunit protein bL20 (Gene Name=rplT)