Structure of PDB 8fr8 Chain O Binding Site BS03

Receptor Information

>8fr8 Chain O (length=182) Species: 246196 (Mycolicibacterium smegmatis MC2 155)

KALPRLKQRYREEIREALQQEFNYANVMQIPGVVKVVVNMGVGDAARDAK
LINGAINDLALITGQKPEVRRARKSIAQFKLREGMPIGARVTLRGDRMWE
FLDRLISIALPRIRDFRGLSPKQFDGTGNYTFGLNEQSMFHEIDVDSIDR
PRGMDITVVTTATNDAEGRALLRALGFPFKEN

Ligand information

>8fr8 Chain A (length=3119)

aaguguuuaagggcgcaugguggaugccuuggcacugggagccgaugaag
gacguaggaggcugcgauaagccucggggagcugucaaccgagcguugau
ccgaggauguccgaauggggaaacccggcacgagugaugucgugucacca
ggcgcugaauauauaggcgucuggggggaacgcggggaagugaaacaucu
caguacccguaggaagagaaaacaaaaugugauuccgugaguaguggcga
gcgaaagcggaggauggcuaaaccguaugcaugugauaccggguaggggu
ugugugugcgggguugugggaccuaucuuuccggcucuaccuggcuggag
ggcagugagaaaauguugugguuagcggaaauggcuugggauggccugcc
guagacggugagagcccgguacgugaaaacccgacgucugucuugauggu
guucccgaguagcagcgggcccguggaaucugcugugaaucugccgggac
cacccgguaagccugaauacuucccagugaccgauagcggauuaguaccg
ugagggaauggugaaaaguaccccgggaggggagugaaagaguaccugaa
accgugcgcuuacaauccgucagagcccucgacgugucguggggugaugg
cgugccuuuugaagaaugagccugcgagucagggacaugucgcgagguua
acccgggugggguagccgcagcgaaagcgagucugaauagggcguaucca
cacaagagugugugguguagugguguguucuggacccgaagcggagugau
cuacccauggccagggugaagcgcggguaagaccgcguggaggcccgaac
ccacuuagguugaagacugaggggaugagcuguggguaggggugaaaggc
caaucaaacuccgugauagcugguucuccccgaaaugcauuuaggugcag
cgucgcauguuucuugccggagguagagcuacuggauggccgaugggccc
cacaggguuacugacgucagccaaacuccgaaugccgguaaguccaagag
ugcggcagugagacggcgggggauaagcuccgugcgucgagagggaaaca
gcccagaucgccggcuaaggccccuaagcgugugcuaaguggaaaaggau
gugcagucgcgaagacaaccaggagguuggcuuagaagcagccacccuug
aaagagugcguaauagcucacuggucaagugauugugcgccgauaaugua
gcggggcucaagcacaccgccgaagccgcggcagccaacguguuggcugg
guaggggagcguccugcauccggugaagccgccgagugaucgaguggugg
agggugugggagugagaaugcaggcaugaguagcgauuaggcaagugaga
accuugcccgccgaaagaccaaggguuccugggccaggccaguccgccca
gggugagucgggaccuaaggcgaggccgacaggcguagucgauggacaac
ggguugauauucccguacccguguaugugcguccaugaugaaucagcggu
acuaaccauccaaaaccaccgugaccgcaccuuucgggguguggcguugg
uggggcugcaugggaccuucguugguaguagucaagcgauggggugacgc
aggaagguagccguaccggucagugguaauaccgggguaagccuguaggg
agucagauagguaaauccgucuggcauauauccugagaggugaugcauag
ccgagugaggcgaauucggugauccuaugcugccgagaaaagccucuagc
gaggacauacacggcccguaccccaaaccaacacagguggucagguagag
aauacuaaggcguacgagugaacuaugguuaaggaacucggcaaaaugcc
cccguaacuucgggagaagggggacccacauggcguguaagccuuuacgg
cccaagcgugaguggguggcacaaaccagugagaagcgacuguuuacuaa
aaacacagguccgugcgaagucgcaagacgauguauacggacugacgccu
gcccggugcuggaagguuaagaggacccguuaacucccuuugggggugaa
gcggagaauuuaagccccaguaaacggcggugguaacuauaaccauccua
agguagcgaaauuccuugucggguaaguuccgaccugcacgaauggcgua
acgacuucucaacugucucaaccauagacucggcgaaauugcacuacgag
uaaagaugcucguuacgcgcggcaggacgaaaagaccccgggaccuucac
uacaacuugguauuggugcucgauacgguuuguguaggauaggugggaga
cugugaagcucacacgccaguguggguggagucguuguugaaauaccacu
cugaucguauugggccucuaaccucggaccguauauccgguucagggaca
gugccugguggguaguuuaacuggggcgguugccuccuaaaauguaacgg
aggcgcccaaagguucccucaaccuggacggcaaucagguguugagugua
agugcacaagggagcuugacugcgagacggacaugucgagcagggacgaa
agucgggacuagugauccggcaccucugaguggaaggggugucgcucaac
ggauaaaagguaccccggggauaacaggcugaucuuccccaagaguccau
aucgacgggaugguuuggcaccucgaugucggcucgucgcauccuggggc
uggagcaggucccaaggguugggcuguucgcccauuaaagcggcacgcga
gcuggguuuagaacgucgugagacaguucggucucuauccgccgcgcgcg
ucagaagcuugaggaaaccugucccuaguacgagaggaccgggacggacg
aaccucugguauaccaguugucccaccaggggcacggcuggauagccacg
uucggacaggauaaccgcugaaagcaucuaagcgggaaaccucuuccaag
accaggcuucucacccucuaggagggauaaggccccccgcagaccacggg
auugauagaccagaccuggaagccuaguaauaggugcagggaacuggcac
uaaccggccgaaaacuuac

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

Receptor-Ligand Complex Structure

Structure summary

• PDB: 8fr8 Starvation sensing by mycobacterial RelA/SpoT homologue through constitutive surveillance of translation.
• Resolution: 2.76 Å
• Binding residue (original residue number in PDB): K40 V42 N44 G46 G48 R75 A77 R78 I81 Q83 F84 L86 I92 R95 Q128 F129 D130 N134 T136 F137 L139 G158 M159 D160 T162 V164
• Binding residue (residue number reindexed from 1): K35 V37 N39 G41 G43 R70 A72 R73 I76 Q78 F79 L81 I87 R90 Q123 F124 D125 N129 T131 F132 L134 G153 M154 D155 T157 V159

Gene Ontology

Molecular Function

• GO:0000049 tRNA binding
• GO:0003723 RNA binding
• GO:0003735 structural constituent of ribosome
• GO:0019843 rRNA binding

Biological Process

• GO:0006412 translation

Cellular Component

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

External links

• PDB: RCSB:8fr8, PDBe:8fr8, PDBj:8fr8
• PDBsum: 8fr8
• PubMed: 37216503
• UniProt: A0QSG1|RL5_MYCS2 Large ribosomal subunit protein uL5 (Gene Name=rplE)