Structure of PDB 7unr Chain b Binding Site BS01

Receptor Information

>7unr Chain b (length=224) Species: 208964 (Pseudomonas aeruginosa PAO1)

VNMRDMLKAGVHFGHQTRYWNPKMGKFIFGARNKIHIINLEKTLPMFNEA
LTFVERLAAGKNKILFVGTKRSAGKIVREEAARCGMPYVDHRWLGGMLTN
YKTIRQSIKRLRDLETQSQDGTFDKLTKKEALMRSRDLEKLERSLGGIKD
MGGLPDALFVIDVDHERIAITEANKLGIPVIGVVDTNSSPEGVDYVIPGN
DDAIRAVQLYLNSMAEAVIRGKQG

Ligand information

>7unr Chain a (length=1522)

gaacugaagaguuugaucauggcucagauugaacgcuggcggcaggccua
acacaugcaagucgagcggaugaagggagcuugcuccuggauucagcggc
ggacgggugaguaaugccuaggaaucugccugguagugggggauaacguc
cggaaacgggcgcuaauaccgcauacguccugagggagaaagugggggau
cuucggaccucacgcuaucagaugagccuaggucggauuagcuaguuggu
gggguaaaggccuaccaaggcgacgauccguaacuggucugagaggauga
ucagucacacuggaacugagacacgguccagacuccuacgggaggcagca
guggggaauauuggacaaugggcgaaagccugauccagccaugccgcgug
ugugaagaaggucuucggauuguaaagcacuuuaaguugggaggaagggc
aguaaguuaauaccuugcuguuuugacguuaccaacagaauaagcaccgg
cuaacuucgugccagcagccgcgguaauacgaagggugcaagcguuaauc
ggaauuacugggcguaaagcgcgcguaggugguucagcaaguuggaugug
aaauccccgggcucaaccugggaacugcauccaaaacuacugagcuagag
uacgguagagggugguggaauuuccuguguagcggugaaaugcguagaua
uaggaaggaacaccaguggcgaaggcgaccaccuggacugauacugacac
ugaggugcgaaagcguggggagcaaacaggauuagauacccugguagucc
acgccguaaacgaugucgacuagccguugggaucgaucuuaguggcgcag
cuaacgcgauaagucgaccgccuggggaguacggccgcaagguuaaaacu
caaaugaauugacgggggcccgcacaagcgguggagcaugugguuuaauu
cgaagcaacgcgaagaaccuuaccuggccuugacaugcugagaacuuucc
agagauggauuggugccuucgggaacucagacacaggugcugcauggcug
ucgucagcucgugucgugagauguuggguuaagucccguaacgagcgcaa
cccuuguccuuaguuaccagcaccucgggugggcacucuaaggagacugc
cggugacaaaccggaggaagguggggaugacgucaagucaucauggcccu
uacggccagggcuacacacgugcuacaauggucgguacaaaggguugcca
agccgcgagguggagcuaaucccauaaaaccgaucguaguccggaucgca
gucugcaacucgacugcgugaagucggaaucgcuaguaaucgugaaucag
aaugucacggugaauacguucccgggccuuguacacaccgcccgucacac
caugggaguggguugcuccagaaguagcuagucuaaccgcaagggggacg
guuaccacggagugauucaugacuggggugaagucguaacaagguagccg
uaggggaaccugcggcuggauc

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

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): R21 W23 P25 K37 R95 G98 G99 T102 N103 T106 S110 R113 K143 I171 K178
• Binding residue (residue number reindexed from 1): R18 W20 P22 K34 R92 G95 G96 T99 N100 T103 S107 R110 K140 I168 K175

Gene Ontology

Molecular Function

• GO:0003735 structural constituent of ribosome

Biological Process

• GO:0006412 translation

Cellular Component

• GO:0005840 ribosome
• GO:0015935 small ribosomal subunit
• GO:0022627 cytosolic small ribosomal subunit
• GO:1990904 ribonucleoprotein complex

External links

• PDB: RCSB:7unr, PDBe:7unr, PDBj:7unr
• PDBsum: 7unr
• UniProt: O82850|RS2_PSEAE Small ribosomal subunit protein uS2 (Gene Name=rpsB)