Structure of PDB 6ost Chain X Binding Site BS01

Receptor Information

>6ost Chain X (length=77) Species: 562 (Escherichia coli)

SRVCQVTGKRPVTGNNRSHALNATKRRFLPNLHSHRFWVESEKRFVTLRV
SAKGMRVIDKKGIDTVLAELRARGEKY

Ligand information

>6ost Chain 1 (length=2903)

gguuaagcgacuaagcguacacgguggaugcccuggcagucagaggcgau
gaaggacgugcuaaucugcgauaagcgucgguaaggugauaugaaccguu
auaaccggcgauuuccgaauggggaaacccaguguguuucgacacacuau
cauuaacugaauccauagguuaaugaggcgaaccgggggaacugaaacau
cuaaguaccccgaggaaaagaaaucaaccgagauucccccaguagcggcg
agcgaacggggagcagcccagagccugaaucaguguguguguuaguggaa
gcgucuggaaaggcgcgcgauacagggugacagccccguacacaaaaaug
cacaugcugugagcucgaugaguagggcgggacacgugguauccugucug
aauauggggggaccauccuccaaggcuaaauacuccugacugaccgauag
ugaaccaguaccgugagggaaaggcgaaaagaaccccggcgaggggagug
aaaaagaaccugaaaccguguacguacaagcagugggagcacgcuuaggc
gugugacugcguaccuuuuguauaaugggucagcgacuuauauucuguag
caagguuaaccgaauaggggagccgaagggaaaccgagucuuaacugggc
guuaaguugcaggguauagacccgaaacccggugaucuagccaugggcag
guugaagguuggguaacacuaacuggaggaccgaaccgacuaauguugaa
aaauuagcggaugacuuguggcugggggugaaaggccaaucaaaccggga
gauagcugguucuccccgaaagcuauuuagguagcgccucgugaauucau
cuccggggguagagcacuguuucggcaagggggucaacccgacuuaccaa
cccgaugcaaacugcgaauaccggagaauguuaucacgggagacacacgg
cgggugcuaacguccgucgugaagagggaaacaacccagaccgccagcua
aggucccaaagucaugguuaagugggaaacgaugugggaaggcccagaca
gccaggauguuggcuuagaagcagccaucauuuaaagaaagcguaauagc
ucacuggucgagucggccugcgcggaagauguaacggggcuaaaccaugc
accgaagcugcggcagcgacgcuuaugcguuguuggguaggggagcguuc
uguaagccugcgaaggugugcugugaggcaugcuggagguaucagaagug
cgaaugcugacauaaguaacgauaaagcgggugaaaagcccgcucgccgg
aagaccaaggguuccuguccaacguuaaucggggcagggugagucgaccc
cuaaggcgaggccgaaaggcguagucgaugggaaacagguuaauauuccu
guacuugguguuacugcgaaggggggacggagaaggcuauguuggccggg
cgacgguugucccgguuuaagcguguaggcugguuuuccaggcaaauccg
gaaaaucaaggcugaggcgugaugacgaggcacuacggugcugaagcaac
aaaugcccugcuuccaggaaaagccucuaagcaucagguaacaucaaauc
guaccccaaaccgacacagguggucagguagagaauaccaaggcgcuuga
gagaacucgggugaaggaacuaggcaaaauggugccguaacuucgggaga
aggcacgcugauauguaggugaggucccucgcggauggagcugaaaucag
ucgaagauaccagcuggcugcaacuguuuauuaaaaacacagcacugugc
aaacacgaaaguggacguauacggugugacgccugcccggugccggaagg
uuaauugaugggguuagcgcaagcgaagcucuugaucgaagccccgguaa
acggcggccguaacuauaacgguccuaagguagcgaaauuccuugucggg
uaaguuccgaccugcacgaauggcguaaugauggccaggcugucuccacc
cgagacucagugaaauugaacucgcugugaagaugcaguguacccgcggc
aagacggaaagaccccgugaaccuuuacuauagcuugacacugaacauug
agccuugauguguaggauaggugggaggcuuugaaguguggacgccaguc
ugcauggagccgaccuugaaauaccacccuuuaauguuugauguucuaac
guugacccguaauccggguugcggacagugucugguggguaguuugacug
gggcggucuccuccuaaagaguaacggaggagcacgaagguuggcuaauc
cuggucggacaucaggagguuagugcaauggcauaagccagcuugacugc
gagcgugacggcgcgagcaggugcgaaagcaggucauagugauccggugg
uucugaauggaagggccaucgcucaacggauaaaagguacuccggggaua
acaggcugauaccgcccaagaguucauaucgacggcgguguuuggcaccu
cgaugucggcucaucacauccuggggcugaaguaggucccaaggguaugg
cuguucgccauuuaaagugguacgcgagcuggguuuagaacgucgugaga
caguucggucccuaucugccgugggcgcuggagaacugaggggggcugcu
ccuaguacgagaggaccggaguggacgcaucacugguguucggguuguca
ugccaauggcacugcccgguagcuaaaugcggaagagauaagugcugaaa
gcaucuaagcacgaaacuugccccgagaugaguucucccugacccuuuaa
ggguccugaaggaacguugaagacgacgacguugauaggccgggugugua
agcgcagcgaugcguugagcuaaccgguacuaaugaaccgugaggcuuaa
ccu

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

Receptor-Ligand Complex Structure

Structure summary

• PDB: 6ost The structural basis for release-factor activation during translation termination revealed by time-resolved cryogenic electron microscopy.
• Resolution: 4.2 Å
• Binding residue (original residue number in PDB): S2 R3 K10 R11 T14 N16 R18 S19 A21 L22 N23 K26 R28 F29 L30 P31 N32 H34 H36 R37 R50 A53 M56 R57 K61 K62 K77
• Binding residue (residue number reindexed from 1): S1 R2 K9 R10 T13 N15 R17 S18 A20 L21 N22 K25 R27 F28 L29 P30 N31 H33 H35 R36 R49 A52 M55 R56 K60 K61 K76

Gene Ontology

Molecular Function

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

Biological Process

• GO:0000027 ribosomal large subunit assembly
• GO:0002181 cytoplasmic translation
• GO:0006412 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:6ost, PDBe:6ost, PDBj:6ost
• PDBsum: 6ost
• PubMed: 31189921
• UniProt: P0A7M2|RL28_ECOLI Large ribosomal subunit protein bL28 (Gene Name=rpmB)