Structure of PDB 3j81 Chain Q Binding Site BS01

Receptor Information
>3j81 Chain Q (length=141) Species: 28985 (Kluyveromyces lactis) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
TVPSVQTFGKKKSATAVAHVKAGKGLIKVNGSPITLVQPEILRFKVYEPL
LLVGLDKFANIDIRVKVTGGGHVSQVYAIRQAIAKGLVAYHQKFVDEQSK
NELKKAFTSYDRTLLIADSRRPEPKKFGGRGARSRFQKSYR
Ligand information
>3j81 Chain 2 (length=1780) [Search RNA sequence] [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
uaucugguugauccugccaguagucauaugcuugucucaaagauuaagcc
augcaugucuaaguauaagcaauuuauacagugaaacugcgaauggcuca
uuaaaucaguuaucguuuauuugauaguuccuuuacuacauggauaucug
ugguaauucuagagcuaauacaugcuuaaaaucucgacccuuuggaagag
auguauuuauuagauaaaaaaucaaugucuucggacuccuugaugauuca
uaauaacuuuucgaaucgcauggccuugugcuggcgaugguucauucaaa
uuucugcccuaucaacuuucgaugguaggauaguggccuaccaugguuuc
aacggguaacggggaauaaggguucgauuccggagagggagccugagaaa
cggcuaccacauccaaggaaggcagcaggcgcgcaaauuacccaauccua
auucagggagguagugacaauaaauaacgauacagggcccauucgggucu
uguaauuggaaugaguacaauguaaauaccuuaacgaggaacaacuggag
ggcaagucuggugccagcagccgcgguaauuccagcuccaguagcguaua
uuaaaguuguugcaguuaaaaagcucguaguugaacuuugggucugguug
uccggucgguuuuucaaccggaucuuuccuucuggcuaaccuguacuccu
ugugggugcaggcgaaccaggacuuuuacuuugaaaaaauuagaguguuc
aaagcaggcgaaagcucgaauauauuagcauggaauaauggaauaggacg
uuugguucuauuuuguugguuucuaggaccaucguaaugauuaauaggga
cggucgggggcaucaguauucaauugucagaggugaaauucuuggauuua
uugaagacuaacuacugcgaaagcauuugccaaggacguuuucauuaauc
aagaacgaaaguuaggggaucgaagaugaucagauaccgucguagucuua
accauaaacuaugccgacuagggaucgggugguguuuuucuuaugaccca
cucggcaccuuacgagaaaucaaagucuuuggguucuggggggaguaugg
ucgcaaggcugaaacuuaaaggaauugacggaagggcaccaccaggagug
gagccugcggcuuaauuugacucaacacggggaaacucaccagguccaga
cacaauaaggauugacagauugagagcucuuucuugauuuuguggguggu
ggugcauggccguucuuaguugguggagugauuugucugcuuaauugcga
uaacgaacgagaccuuaaccuacuaaauaggguugcuggcacuugccggu
ugacucuucuuagagggacuaucgguuucaagccgauggaaguuugaggc
aauaacaggucugugaugcccuuagacguucugggccgcacgcgcgcuac
acugacggagccagcgaguacaaccuuggccgagaggucuggguaaucuu
gugaaacuccgucgugcuggggauagagcauuguaauuauugcucuucaa
cgaggaauuccuaguaagcgcaagucaucagcuugcguugauuacguccc
ugcccuuuguacacaccgcccgucgcuaguaccgauugaauggcuuagug
aggccucaggauuugcuuagagaagggggcaacuccaucucagagcgaag
aaucuggucaaacuuggucauuuagaggaacuaaaagucguaacaagguu
uccguaggugaaccugcggaaggaucauua
...<<<<<...[[[[>>>>>[[[..((((((................[[[
.[[[..<<....<<....<<..........>>...>>.>>......{{..
......[[[..{{..{{....[[[..................<.<..<<.
<<.......>>.>>.....>>.........<<<<<..<<....>>..>>>
>>[...((((((......<<<<<<<<<<<....>>>..............
)))))).....]...<<<<..<<<.....>>>.>>>>....]]]...}}}
}..]]].<<<....<<<....<<<<<<<<.......>>>>>>>>>>>...
...>>>...<<<.<<<<....>>>>....>>>.}}.<<.<<<........
..>>>.>>.<.<<....>>..>..]]]]]].........<<<....<<<.
....>>>..>>>...............<<.<<<<<<............>>
>>>>..>.>.....<<.................>>.........<<<<<(
(......<<<<.....<<..))>>.......>>>>.>>>>>..)))))).
]]].........[[[{{.......{{...[[[.[[.....<<<<<<<<<<
.....<<>>.....>>>>>>>>>.>....<<<<<<....<.<.<..<...
....>..>.>.>....>>>>>>...<<<<<.<<.......<<...<....
...>..<<.......>>...>>......>>.>>..>>>.........[[.
..((((((((....>>>>>>>>.))))))))..]].....]]....<<<<
<<.<<...<<<<..<<..<<<<<<.<...<<<......>>>......>.>
>>>>>..>>.......<<....>>...>>>>...>>>>>.>>>...]]].
..}}......<<<<<<<...<...<<<<.<.....>.>>>>...>>>>>>
>>..........<<<.<<.<<<..<<<<<<<<.<<.<.......>>>>>>
>>>>>..>>>...<<..}}>>...>>.....>>>.]]].<<<......<<
<<....>>>>....>>>..]]]]..<<<<<.<<<<<<<..<<.<<<<<<.
.<<<.<<<<<<......<<........>>..........<<<<<.<....
<<<<<.....<..<<..<<........>.>.>>.>....>>>>>...<<.
<<<..<<.<<<<<<....<<<.<<<<......>>...<<<......>>>.
..>>.>>>....<<<<<.<<..<<<<..<<<<<<<<<<<<....>>>>>>
.>>>>>>..>>>>.>>....<<<<<<.....>>>>>>.......>>>>>.
...>>>.>>>.....>>>>>>>.....>.>>>>>...>>.>>>>.>>>..
...<<<<<<<......<<.....<<<.<<<<....>>>.>>>>....>>.
......>>>>>>>......<....<<<<<<..........>>>>>>....
>.....>>>>>>....<<<<<<<<.......>>>>>>>>......>>...
>>>>>>>>>>.>>....<..<<.<..<<<<.<<....<<.<<<.<.<<<.
.<<<<..<...<<<<<....<..................>....>>>>>.
..>..>>>>..>>>.>.>>>.>>...>>.>>>>...>.>>...>.....<
<<<<<<<<<..>>>>>>>>>>.........
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB3j81 Structural changes enable start codon recognition by the eukaryotic translation initiation complex.
Resolution4.0 Å
Binding residue
(original residue number in PDB)
Q8 T9 F10 K12 K14 S15 K23 K26 Q40 R66 T70 G71 G72 G73 H74 V75 S76 I118 R122 R123 P124 E125 P126 K127 K128 F129 R132 G133 A134 R135 S136 R137 F138 Q139 K140 S141 Y142
Binding residue
(residue number reindexed from 1)
Q6 T7 F8 K10 K12 S13 K21 K24 Q38 R64 T68 G69 G70 G71 H72 V73 S74 I116 R120 R121 P122 E123 P124 K125 K126 F127 R130 G131 A132 R133 S134 R135 F136 Q137 K138 S139 Y140
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0003723 RNA binding
GO:0003735 structural constituent of ribosome
Biological Process
GO:0000462 maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)
GO:0006412 translation
Cellular Component
GO:0005840 ribosome
GO:0022627 cytosolic small ribosomal subunit
GO:1990904 ribonucleoprotein complex

View graph for
Molecular Function

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Biological Process

View graph for
Cellular Component
External links
PDB RCSB:3j81, PDBe:3j81, PDBj:3j81
PDBsum3j81
PubMed25417110
UniProtQ875N2|RS16_KLULA Small ribosomal subunit protein uS9 (Gene Name=RPS16)

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