Structure of PDB 6o9k Chain z Binding Site BS03

Receptor Information

>6o9k Chain z (length=509) Species: 562 (Escherichia coli)

DTGAAAEPRAPVVTIMGHVDHGKTSLLDYIRSTKVASGEAGGITQHIGAY
HVETENGMITFLDTPGHAAFTSMRARGAQATDIVVLVVAADDGVMPQTIE
AIQHAKAAQVPVVVAVNKIDKPEADPDRVKNELSQYGILPEEWGGESQFV
HVSAKAGTGIDELLDAILLQAEVLELKAVRKGMASGAVIESFLDKGRGPV
ATVLVREGTLHKGDIVLCGFEYGRVRAMRNELGQEVLEAGPSIPVEILGL
SGVPAAGDEVTVVRDEKKAREVALYRQGKFREVKLARQQKSKLENMFANM
TEGEVHEVNIVLKADVQGSVEAISDSLLKLSTDEVKVKIIGSGVGGITET
DATLAAASNAILVGFNVRADASARKVIEAESLDLRYYSVIYNLIDEVKAA
MSGMLSPELKQQIIGLAEVRDVFKSPKFGAIAGCMVTEGVVKRHNPIRVL
RDNVVIYEGELESLRRFKDDVNEVRNGMECGIGVKNYNDVRTGDVIEVFE
IIEIQRTIA

Ligand information

>6o9k Chain A (length=2854)

gguuaagcgacuaagcguacacgguggaugcccuggcagucagaggcgau
gaaggacgugcuaaucugcgauaagcgucgguaaggugauaugaaccguu
auaaccggcgauuuccgaauggggaaacccaguguguuucgacacacuau
cauuaacugaauccauagguuaaugaggcgaaccgggggaacugaaacau
cuaaguaccccgaggaaaagaaaucaaccgagauucccccaguagcggcg
agcgaacggggagcagcccagagccugaaucaguguguguguuaguggaa
gcgucuggaaaggcgcgcgauacagggugacagccccguacacaaaaaug
cacaugcugugagcucgaugaguagggcgggacacgugguauccugucug
aauauggggggaccauccuccaaggcuaaauacuccugacugaccgauag
ugaaccaguaccgugagggaaaggcgaaaagaaccccggcgaggggagug
aaaaagaaccugaaaccguguacguacaagcagugggagcacgcuuaggc
gugugacugcguaccuuuuguauaaugggucagcgacuuauauucuguag
caagguuaaccgaauaggggagccgaagggaaaccgagucuuaacugggc
guuaaguugcaggguauagacccgaaacccggugaucuagccaugggcag
guugaagguuggguaacacuaacuggaggaccgaaccgacuaauguugaa
aaauuagcggaugacuuguggcugggggugaaaggccaaucaaaccggga
gauagcugguucuccccgaaagcuauuuagguagcgccucgugaauucau
cuccggggguagagcacuguuucggcaagggggucacuuaccaacccgau
gcaaacugcgaauaccggagaauguuaucacgggagacacacggcgggug
cuaacguccgucgugaagagggaaacaacccagaccgccagcuaaggucc
caaagucaugguuaagugggaaacgaugugggaaggcccagacagccagg
auguuggcuuagaagcagccaucauuuaaagaaagcguaauagcucacug
gucgagucggccugcgcggaagauguaacggggcuaaaccaugcaccgaa
gcugcggcagcgacgcuuaugcguuguuggguaggggagcguucuguaag
ccugcgaaggugugcugugaggcaugcuggagguaucagaagugcgaaug
cugacauaaguaacgauaaagcgggugaaaagcccgcucgccggaagacc
aaggguuccuguccaacguuaaucggggcagggugagucgaccccuaagg
cgaggccgaaaggcguagucgaugggaaacagguuaauauuccuguacuu
gguguuacugcgaaggggggacggagaaggcuauguuggccgggcgacgg
uugucccgguuuaagcguguaggcugguuuuccaggcaaauccggaaaau
caaggcugaggcgugaugacgaggcacuacggugcugaagcaacaaaugc
ccugcuuccaggaaaagccucuaagcaucagguaacaucaaaucguaccc
caaaccgacacagguggucagguagagaauaccaaggcgcuugagagaac
ucgggugaaggaacuaggcaaaauggugccguaacuucgggagaaggcac
gcugauauguaggugaggucccucgcggauggagcugaaaucagucgaag
auaccagcuggcugcaacuguuuauuaaaaacacagcacugugcaaacac
gaaaguggacguauacggugugacgccugcccggugccggaagguuaauu
gaugggguuagcgcaagcgaagcucuugaucgaagccccgguaaacggcg
gccguaacuauaacgguccuaagguagcgaaauuccuugucggguaaguu
ccgaccugcacgaauggcguaaugauggccaggcugucuccacccgagac
ucagugaaauugaacucgcugugaagaugcaguguacccgcggcaagacg
gaaagaccccgugaaccuuuacuauagcuugacacugaacauugagccuu
gauggaaguguggacgccagucugcauggcuuuaauguuugauguucuaa
cguugacccguaauccggguugcggacagugucugguggguaguuugacu
ggggcggucuccuccuaaagaguaacggaggagcacgaagguuggcuaau
ccuggucggacaucaggagguuagugcaauggcauaagccagcuugacug
cgagcgugacggcgcgagcaggugcgaaagcaggucauagugauccggug
guucugaauggaagggccaucgcucaacggauaaaagguacuccggggau
aacaggcugauaccgcccaagaguucauaucgacggcgguguuuggcacc
ucgaugucggcucaucacauccuggggcugaaguaggucccaaggguaug
gcuguucgccauuuaaagugguacgcgagcuggguuuagaacgucgugag
acaguucggucccuaucugccgugggcgcuggagaacugaggggggcugc
uccuaguacgagaggaccggaguggacgcaucacugguguucggguuguc
augccaauggcacugcccgguagcuaaaugcggaagagauaagugcugaa
agcaucuaagcacgaaacuugccccgagaugaguucucccugacccuuua
aggguccugaaggaacguugaagacgacgacguugauaggccgggugugu
aagcgcagcgaugcguugagcuaaccgguacuaaugaaccgugaggcuua
accu

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

Receptor-Ligand Complex Structure

Structure summary

• PDB: 6o9k Late steps in bacterial translation initiation visualized using time-resolved cryo-EM.
• Resolution: 4.0 Å
• Binding residue (original residue number in PDB): V400 H448 Y772 K808 R824 N857
• Binding residue (residue number reindexed from 1): V19 H67 Y391 K427 R443 N476

Gene Ontology

Molecular Function

• GO:0003743 translation initiation factor activity
• GO:0003924 GTPase activity
• GO:0005525 GTP binding

Biological Process

• GO:0006413 translational initiation

External links

• PDB: RCSB:6o9k, PDBe:6o9k, PDBj:6o9k
• PDBsum: 6o9k
• PubMed: 31108498
• UniProt: P0A705|IF2_ECOLI Translation initiation factor IF-2 (Gene Name=infB)