Structure of PDB 3j81 Chain B Binding Site BS01

Receptor Information
>3j81 Chain B (length=215) Species: 28985 (Kluyveromyces lactis) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
RVVDPFTRKEWYDIKAPSTFENRNVGKTLVNKSVGLKNASDSLKGRVVEV
CLADLQGSEDHSFRKVKLRVDEVQGKNLLTNFHGMDFTTDKLRSMVRKWQ
TLIEANVTVKTSDDYVLRIFAIAFTRKQANQVKRTSYAQSSHIRQIRKVI
SEILTREVQNSTLAQLTSKLIPEVINKEIENATKDIFPLQNVHIRKVKLL
KQPKFDLGSLLSLHG
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)
P23 K55 V114 R115 K116 W117 L120 E122 R136 F138 Q146 N148 Q149 V150 K151 Y155 Q157 S158 S159 H160 R165 K202 F205 P206 K216
Binding residue
(residue number reindexed from 1)
P5 K37 V96 R97 K98 W99 L102 E104 R118 F120 Q128 N130 Q131 V132 K133 Y137 Q139 S140 S141 H142 R147 K184 F187 P188 K198
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0003735 structural constituent of ribosome
Biological Process
GO:0006412 translation
Cellular Component
GO:0005737 cytoplasm
GO:0005829 cytosol
GO:0005840 ribosome
GO:0022627 cytosolic small ribosomal subunit
GO:1990904 ribonucleoprotein complex

View graph for
Molecular Function

View graph for
Biological Process

View graph for
Cellular Component
External links
PDB RCSB:3j81, PDBe:3j81, PDBj:3j81
PDBsum3j81
PubMed25417110
UniProtQ6CWD0|RS3A_KLULA Small ribosomal subunit protein eS1 (Gene Name=RPS1)

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