Structure of PDB 7wtm Chain SB Binding Site BS01

Receptor Information

>7wtm Chain SB (length=216) Species: 4932 (Saccharomyces cerevisiae)

VVDPFTRKEWFDIKAPSTFENRNVGKTLVNKSTGLKSASDALKGRVVEVC
LADLQGSEDHSFRKIKLRVDEVQGKNLLTNFHGMDFTTDKLRSMVRKWQT
LIEANVTVKTSDDYVLRIFAIAFTRKQANQVKRHSYAQSSHIRAIRKVIS
EILTKEVQGSTLAQLTSKLIPEVINKEIENATKDIFPLQNIHVRKVKLLK
QPKFDVGALMALHGEG

Ligand information

>7wtm Chain C2 (length=1106)

uaucugguugauccugccaguagucauaugcuugucucaaagauuaagcc
augcaugucuaaguauaagcaaauacagugaaacugcgaauggcucauua
aaucaguuaucguuuauuugauaguuccucuacaugguauaacuguggua
auucuagagcuaauacaugcuuaaaaucucgacccuuuggaagagaugua
uuuauuagauaaaaaaucaaugucuucggacucuuugaugauucauaaua
acuuuucgaaucgcauggccuugugcuggcgaugguucauucaaauuucu
gcccuaucaacuuucgaugguaggauaguggccuaccaugguuucaacgg
guaacggggaauaaggguucgauuccggagagggagccugagaaacggcu
accacauccaaggaaggcagcaggcgcgcaaauuacccaauccuaauuca
gggagguagugacaauaaauaacgauacagggucuuguaauuggaaugag
uacaauguaaauaccuuaacgaggaacaauuggagggcaagucuggugcc
agcagccgcgguaauuccagcuccaauagcguauauuaaaguuguugcag
uuaaaaagcucguaguugaacuuugggcccgguuaacggggccuuuccuu
cuggcuaaaccaggacuuuuacuuugaaaaaauuagaguguucaaagcag
gcguauugcucgaauauauuagcauggaauaauagaauaggacguuuggu
ucuauuuuguugguuucuaggaccaucguaaugauuaauagggacggucg
ggggcaucaguauucaauugucagaggugaaauucuuggauuuauugaag
acuaacuacugcgaaagcauuugccaaggacguuuucauuaaucaagaac
gaaaguuaggggaucgaagaugaucagauaccgucguagucuuaaccaua
aacuaugccgacuagggaucgggugguguuuuuuuaaugacccacucggc
accuuacgagaaaucaaagucuuuggguucuggggggaguauggucgcaa
ggcugaaacuuaaaggaauugagguuuccguaggugaaccugcggaagga
ucauua

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

Receptor-Ligand Complex Structure

Structure summary

• PDB: 7wtm In vitro structural maturation of an early stage pre-40S particle coupled with U3 snoRNA release and central pseudoknot formation.
• Resolution: 3.5 Å
• Binding residue (original residue number in PDB): K27 V114 R115 K116 W117 Q118 L120 N124 R136 F138 Q146 N148 Q149 V150 K151 H153 Y155 Q157 S158 S159 H160 R165 K202 I204 K216
• Binding residue (residue number reindexed from 1): K8 V95 R96 K97 W98 Q99 L101 N105 R117 F119 Q127 N129 Q130 V131 K132 H134 Y136 Q138 S139 S140 H141 R146 K183 I185 K197

Gene Ontology

Molecular Function

• 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:0002181 cytoplasmic translation
• GO:0006412 translation

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:7wtm, PDBe:7wtm, PDBj:7wtm
• PDBsum: 7wtm
• PubMed: 36263816
• UniProt: P33442|RS3A1_YEAST Small ribosomal subunit protein eS1A (Gene Name=RPS1A)