Structure of PDB 3j6x Chain 26 Binding Site BS01

Receptor Information

>3j6x Chain 26 (length=97) Species: 580240 (Saccharomyces cerevisiae W303)

PKKRASNGRNKKGRGHVKPVRCVNCSKSIPKDKAIKRMAIRNIVEAAAVR
DLSEASVYPEYALPKTYNKLHYCVSCAIHARIVRVRSREDRKNRAPP

Ligand information

>3j6x Chain 1S (length=1781)

uaucugguugauccugccaguagucauaugcuugucucaaagauuaagcc
augcaugucuaaguauaagcaauuuauacagugaaacugcgaauggcuca
uuaaaucaguuaucguuuauuugauaguuccuuuacuacaugguauaacu
gugguaauucuagagcuaauacaugcuuaaaaucucgacccuuuggaaga
gauguauuuauuagauaaaaaaucaaugucuucggacucuuugaugauuc
auaauaacuuuucgaaucgcauggccuugugcuggcgaugguucauucaa
auuucugcccuaucaacuuucgaugguaggauaguggccuaccaugguuu
caacggguaacggggaauaaggguucgauuccggagagggagccugagaa
acggcuaccacauccaaggaaggcagcaggcgcgcaaauuacccaauccu
aauucagggagguagugacaauaaauaacgauacagggcccauucggguc
uuguaauuggaaugaguacaauguaaauaccuuaacgaggaacaauugga
gggcaagucuggugccagcagccgcgguaauuccagcuccaauagcguau
auuaaaguuguugcaguuaaaaagcucguaguugaacuuugggcccgguu
ggccggucggauuuccaacggggccuuuccuucuggcuaaccuugagucc
uuguggcucuuggcgaaccaggacuuuuacuuugaaaaaauuagaguguu
caaagcaggcguauugcucgaauauauuagcauggaauaauagaauagga
cguuugguucuauuuuguugguuucuaggaccaucguaaugauuaauagg
gacggucgggggcaucaguauucaauugucagaggugaaauucuuggauu
uauugaagacuaacuacugcgaaagcauuugccaaggacguuuucauuaa
ucaagaacgaaaguuaggggaucgaagaugaucagauaccgucguagucu
uaaccauaaacuaugccgacuagggaucgggugguguuuuuuuaaugacc
cacucggcaccuuacgagaaaucaaagucuuuggguucuggggggaguau
ggucgcaaggcugaaacuuaaaggaauugacggaagggcaccaccaggag
uggagccugcggcuuaauuugacucaacacggggaaacucaccaggucca
gacacaauaaggauugacagauugagagcucuuucuugauuuugugggug
guggugcauggccguucuuaguugguggagugauuugucugcuuaauugc
gauaacgaacgagaccuuaaccuacuaaauaguggugcuagcauuugcug
guuauccacuucuuagagggacuaucgguuucaagccgauggaaguuuga
ggcaauaacaggucugugaugcccuuagacguucugggccgcacgcgcgc
uacacugacggagccagcgagucuaaccuuggccgagaggucuugguaau
cuugugaaacuccgucgugcuggggauagagcauuguaauuauugcucuu
caacgaggaauuccuaguaagcgcaagucaucagcuugcguugauuacgu
cccugcccuuuguacacaccgcccgucgcuaguaccgauugaauggcuua
gugaggccucaggaucugcuuagagaagggggcaacuccaucucagagcg
gagaauuuggacaaacuuggucauuuagaggaacuaaaagucguaacaag
guuuccguaggugaaccugcggaaggaucau

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

Receptor-Ligand Complex Structure

Structure summary

• PDB: 3j6x Taura syndrome virus IRES initiates translation by binding its tRNA-mRNA-like structural element in the ribosomal decoding center.
• Resolution: 6.1 Å
• Binding residue (original residue number in PDB): P2 K3 R5 A6 S7 N8 N11 K13 G14 G16 H17 K34 R38 I79 R85 R92 R95 A96 P97
• Binding residue (residue number reindexed from 1): P1 K2 R4 A5 S6 N7 N10 K12 G13 G15 H16 K33 R37 I78 R84 R91 R94 A95 P96

Gene Ontology

Molecular Function

• GO:0003729 mRNA binding
• GO:0003735 structural constituent of ribosome
• GO:0005515 protein binding
• GO:0008270 zinc ion binding

Biological Process

• GO:0000054 ribosomal subunit export from nucleus
• GO:0000463 maturation of LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)
• GO:0002181 cytoplasmic translation
• GO:0006412 translation
• GO:0042255 ribosome assembly

Cellular Component

• GO:0005737 cytoplasm
• GO:0005829 cytosol
• GO:0005840 ribosome
• GO:0022627 cytosolic small ribosomal subunit
• GO:0030686 90S preribosome
• GO:1990904 ribonucleoprotein complex

External links

• PDB: RCSB:3j6x, PDBe:3j6x, PDBj:3j6x
• PDBsum: 3j6x
• PubMed: 24927574
• UniProt: P39938|RS26A_YEAST Small ribosomal subunit protein eS26A (Gene Name=RPS26A)