Structure of PDB 7unr Chain x Binding Site BS02

Receptor Information

>7unr Chain x (length=486) Species: 208964 (Pseudomonas aeruginosa PAO1)

EAVTRAPVVTVMGHVDHGKTSLLDYIRRAKVTQHIGAYHVETERGMVTFL
DTPGHAAFTAMRARGAQATDIVILVVAADDGVMPQTQEAVQHAKAAGVPI
VVAVNKIDKPEANPDNIKNGLAALDVIPEEWGGDAPFVPVSAKLGTGVDE
LLEAVLLQAEVLELKATPSAPGRGVVVESRLDKGRGPVATVLVQDGTLRQ
GDMVLVGINYGRVRAMLDENGKPIKEAGPSIPVEILGLDGTPDAGDEMTV
VADEKKAREVALFRQGKFREVKLARAHAGKLENIFENKKTLNIVLKADVR
GSLEALQGSLSGLGNDEVQVRVVGGGVGGITESDANLALASNAVLFGFNV
RADAGARKIVEAEGLDMRYYNVIYDIIEDVKKALTGMLGSDLRENILGIA
EVRDVFRSPKFGAIAGCMVTEGMVHRNRPIRVLRDDVVIFEGELESLRRF
KDDVAEVRAGMECGIGVKSYNDVKVGDKIEVFEKVE

Ligand information

>7unr Chain A (length=2884)

ggucaagugaagaagcgcauacgguggaugccuuggcagucagaggcgau
gaaagacgugguagccugcgaaaagcuucggggagucggcaaacagacuu
ugauccggagaucucugaaugggggaacccaccuaggauaaccuagguau
cuuguacugaauccauaggugcaagaggcgaaccaggggaacugaaacau
cuaaguacccugaggaaaagaaaucaaccgagauucccuuaguaguggcg
agcgaacggggauuagcccuuaagcuucauugauuuuagcggaacgcucu
ggaaagugcggccauagugggugauagccccguacgcgaaaggaucuuug
aagugaaaucgaguaggacggagcacgagaaacuuugucugaacaugggg
ggaccauccuccaaggcuaaauacuacugacugaccgauagugaaccagu
accgugagggaaaggcgaaaagaaccccggagaggggagugaaauagaac
cugaaaccguaugcguacaagcagugggagccuacuuguuaggugacugc
guaccuuuuguauaaugggucagcgacuuauauucaguggcaagcuuaac
cguauaggguaggcguagcgaaagcgagucuuaauagggcguuuagucgc
uggguauagacccgaaaccgggcgaucuauccaugagcagguugaagguu
agguaacacugacuggaggaccgaacccacucccguugaaaagguagggg
augacuuguggaucggagugaaaggcuaaucaagcucggagauagcuggu
ucuccucgaaagcuauuuagguagcgccucauguaucacucuggggggua
gagcacuguuucggcuagggggucaucccgacuuaccaaaccgaugcaaa
cuccgaauacccagaagugccgagcaugggagacacacggcgggugcuaa
cguccgucgugaaaagggaaacaacccagaccgccagcuaaggucccaaa
guugugguuaagugguaaacgaugugggaaggcuuagacagcuaggaggu
uggcuuagaagcagccacccuuuaaagaaagcguaauagcucacuagucg
agucggccugcgcggaagauguaacggggcucaaaccacacaccgaagcu
gcgggugucacggugacgcgguagaggagcguucuguaagccugugaagg
ugaguugagaagcuugcuggagguaucagaagugcgaaugcugacaugag
uaacgacaaugggugugaaaaacacccacgccgaaagaccaaggguuccu
gcgcaacguuaaucgacgcaggguuagucgguuccuaaggcgaggcugaa
aagcguagucgaugggaaacagguuaauauuccuguacuucugguuacug
cgauggagggacggagaaggcuaggccagcuuggcguugguuguccaagu
uuaaggugguaggcugaaaucuuagguaaauccgggguuucaaggccgag
agcugaugacgagucgucuagaugacgaagugguugaugccaugcuucca
agaaaagcuucuaagcuucagguaaccaggaaccguaccccaaaccgaca
cagguggucggguagagaauaccaaggcgcuugagagaacucgggugaag
gaacuaggcaaaauggcaccguaacuucgggagaaggugcgccggcuagg
gugaaggauuuacuccguaagcucuggcuggucgaagauaccaggccgcu
gcgacuguuuauuaaaaacacagcacucugcaaacacgaaaguggacgua
uagggugugacgccugcccggugccggaagguuaauugaugggguuagcg
caagcgaagcucuugaucgaagccccgguaaacggcggccguaacuauaa
cgguccuaagguagcgaaauuccuugucggguaaguuccgaccugcacga
auggcguaacgauggcggcgcugucuccacccgagacucagugaaauuga
aaucgcugugaagaugcaguguauccgcggcuagacggaaagaccccgug
aaccuuuacuguagcuuugcacuggacuuugagccugcuuguguaggaua
ggugggaggcuuugaagcguggacgccaguucgcguggagccauccuuga
aauaccacccuggcaugcuugagguucuaacucugguccguaauccggau
cgaggacaguguauggugggcaguuugacuggggcggucuccuccuaaag
aguaacggaggaguacgaaggugcgcucagaccggucggaaaucggucgc
agaguauaaaggcaaaagcgcgcuugacugcgagacagacacgucgagca
gguacgaaaguaggucuuagugauccggugguucuguauggaagggccau
cgcucaacggauaaaagguacuccggggauaacaggcugauaccgcccaa
gaguucauaucgacggcgguguuuggcaccucgaugucggcucaucacau
ccuggggcugaagccggucccaaggguauggcuguucgccauuuaaagug
guacgcgagcuggguuuagaacgucgugagacaguucggucccuaucugc
cguggacguuugagauuugagaggggcugcuccuaguacgagaggaccgg
aguggacgaaccucugguguuccgguugucacgccaguggcauugccggg
uagcuauguucggaaaagauaaccgcugaaagcaucuaagcgggaaacuu
gccucaagaugagaucucacugggaacuugauuccccugaagggccgucg
aagacuacgacguugauaggcuggguguguaagcguugugaggcguugag
cuaaccaguacuaauugcccgugaggcuugacca

<<<<<<<<......<<<<<<<<<<<....{[[..[[<<<<<<<[[<<...
...<<<<<<.[..(((.>>>.....<<<<<<<..<<<)))...].>>>..
...>>>>>>>...>>>....<<<....>>><<<<<<<....>>>>>>>.<
<<<<<<<<.........>>>>>>>>>.>>...<<<<<<.....<......
>......>>>>>.>.........<<....>>...<<<<<.....<<....
.>>....>>>>>...(((.....<<<<<<..<<<<<..<<<...<<<.<.
.....>.>>>((......<<<.....))>>>...>>>....>>>>>..>>
>>>>...........<<<<<<<<.........>>>>>>>>......<<<<
<..<<<<>>>>>..)))......]].>>>>>>>.]]..............
.<<....>>....]].........<<<<.....>>>>.............
}....>>>>>>>>>>>.......<<<<..<<<<<.....>>>>>..>>>>
...<.<........>.>.<<<<<<....<<<<<<<<<<<<<..<<<...<
<.....>>...>>>...<<....>>..<<<<.....>>>>.....>>>>>
>>>>>>>>..<<.<...<<<<<<.....<<<<<<<<<..<<<....<<<<
<<......>>>>>>.....>>>...<<<.<<.<<........>>.>>>>>
....>>>>>>>>>...<<<.....>>>......>>>>>>......>.>>.
.<<<<<<....<<<<<....>>>>>.<<<<<<<<..<<<<<<<<<.....
<<<...<<<.<<<<...<<.<<<.......>>>..>>...>>>>.>>>..
>>.>.....>>>>>>.>>>....>>>>>>>.>...<<<<<<<<<<.....
.>>>>>>>>>>....<<<......>>>...<<<<.<<<...<<<(((...
..<<<<<<...........<<..<<<<<..<<........<<<<<.<<<.
.<<<<.......>>>>..>>>........<<<......>>>..>>>>>..
..>>..>>>>>.>>...........)))......>>>>>>.>>>...>>>
>>>><<<<<<<.>>>>>>>....>>>>>><.<<<<<...<<<......<<
<<<<<<....>>>>>>>>...>>>..>>>>>..>.....>>>>>><....
..<<.....<<<<<<.......>>>>>><<<<....<<<<<.<<...<<<
<<<...<<.....>>.>>>>>>....((<<<<<<<...<<<...<<<...
.>>>...>>>...>>>..<<<<<........>>>>>))<<<<<<<<<<<<
<...<<<<....<<<<..<<<..<<<<<<<<<<<...((((...>>>>>>
<<..<<<....<<<<<<<<<<<..<<.....>>.>>>>>>>..>>>>...
.>>>...>><..<<<<<<..>>>>>>...>>>>>>...>>>...>>>.>.
.......>>>>...>>....>>>>>>>>>>>>>>>..>>.....<<....
..>>>>>>>.<<<<.....>>>>..>>>>..<<<<....<<<<<<<<.<<
.........<.....<<<<<.....<..>......>>>>><<<<<<<<<<
<<...<<<.....>>>....>>>>>>>>>>>>............<<<<<<
<<<..<<<.........>>>..<<<<<<<.....<<<....>>>......
.>>>>>>>.<<<<<.<<<..<<<<<<<..<<<<.......<<<<<<.<<.
...>>..>>>>>>.......>>>>>>>>>..>>>>><<<<<<.......>
>>>>>........<...........<<<<<<.....>>>>>>.....>..
..>>>>>..>>.>>>>>>>..>..>>.>>>>>>>>.>>>>>>.....>..
...<<<<<........>>>>>..<<<<<<<<.(((.[[......<<<<.[
[<<<<..<<<<<.<<<.<<<<<.<<<<<<<<<<<.<.<............
<<<<...<............<<<<....>>>>.........>........
.....>>>>...>.>.>>>>>>>>>>>...<<<.<<<<<<.....>>>>>
>>>>....>>>>>.>>>..>>>>>..<<<<.....>>>><<<<<<.....
......>>>>>>..<<...<<<<<<<...<<<<<<.......>>>>>>..
...<<.[.(((>>....>>>>>>>...<<<<..<<<......>>>..>>>
>.<<<....>>>.>>)))]......<<<<<<<.((..>>>>..))>>>>>
>>.............>>>>..]]>>>>.......<<<<...<<<<<<...
<<.......>>...>>>>>>....>>>.>.......<<<<<.<<<<<<..
<<<<<<<<<......>>>>>>..>>>.<<<<<.....>>>>>.....>>>
>>..>...>>>.>>....<<<<<<<....>>>.>>>>....]]..)))>>
>>>>>>....<<<<<<<...<<<<..<<<<<<<...............>>
>>>>>.<<<<<...<<<<...<<<<<<<<<<<))))>>>>>>..>>>>>.
..>>>>.>>>>>...<<<....<<<<<...........>>>>>....>>>
.>>>>.......>>>>>>>..<<<<<.....>>>>><....<<<<<<<<<
.......>>>>>....<<<<<<<<..<<....<<<<<....>>>>>...>
>...>>>>>.>>>...>>>>..>..>>>>>>>>.

Receptor-Ligand Complex Structure

Structure summary

• PDB: 7unr Compact IF2 allows initiator tRNA accommodation into the P site and gates the ribosome to elongation
• Resolution: 2.9 Å
• Binding residue (original residue number in PDB): H350 P428 V676 Y723 R756 F760
• Binding residue (residue number reindexed from 1): H14 P84 V327 Y374 R407 F411

Gene Ontology

Molecular Function

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

Biological Process

• GO:0006412 translation
• GO:0006413 translational initiation

Cellular Component

• GO:0005737 cytoplasm

External links

• PDB: RCSB:7unr, PDBe:7unr, PDBj:7unr
• PDBsum: 7unr
• UniProt: Q9HV55|IF2_PSEAE Translation initiation factor IF-2 (Gene Name=infB)