Structure of PDB 8p18 Chain W Binding Site BS01

Receptor Information

>8p18 Chain W (length=76) Species: 562 (Escherichia coli)

TRNGRDSEAKRLGVKRFGGESVLAGSIIVRQRGTKFHAGANVGCGRDHTL
FAKADGKVKFEVKGPKNRKFISIEAE

Ligand information

>8p18 Chain 1 (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: 8p18 The compensatory mechanism of a naturally evolved E167K RF2 counteracting the loss of RF1 in bacteria
• Resolution: 2.77 Å
• Binding residue (original residue number in PDB): N12 R14 D15 S16 E17 A18 K19 R20 R25 F26 G27 E29 A33 G34 S35 I36 R41 G42 T43 H46 G54 R55 D56 H57 F60 F69 K75 R77 K78
• Binding residue (residue number reindexed from 1): N3 R5 D6 S7 E8 A9 K10 R11 R16 F17 G18 E20 A24 G25 S26 I27 R32 G33 T34 H37 G45 R46 D47 H48 F51 F60 K66 R68 K69

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:8p18, PDBe:8p18, PDBj:8p18
• PDBsum: 8p18
• UniProt: P0A7L8|RL27_ECOLI Large ribosomal subunit protein bL27 (Gene Name=rpmA)