Structure of PDB 7wtm Chain Sb Binding Site BS01

Receptor Information

>7wtm Chain Sb (length=81) Species: 4932 (Saccharomyces cerevisiae)

VLVQDLLHPTAASEARKHKLKTLVQGPRSYFLDVKCPGCLNITTVFSHAQ
TAVTCESCSTILCTPTGGKAKLSEGTSFRRK

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): R17 H19 K20 L21 K22 P28 F47 H49 Q51 P66 T67 G68 G69 K70 K72
• Binding residue (residue number reindexed from 1): R16 H18 K19 L20 K21 P27 F46 H48 Q50 P65 T66 G67 G68 K69 K71

Gene Ontology

Molecular Function

• GO:0003723 RNA binding
• GO:0003735 structural constituent of ribosome
• GO:0008270 zinc ion binding
• GO:0046872 metal ion binding

Biological Process

• GO:0000028 ribosomal small subunit assembly
• GO:0000462 maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)
• GO:0006412 translation

Cellular Component

• GO:0005737 cytoplasm
• GO:0005829 cytosol
• GO:0005840 ribosome
• GO:0022627 cytosolic small ribosomal subunit
• GO:0044391 ribosomal subunit
• GO:1990904 ribonucleoprotein complex

External links

• PDB: RCSB:7wtm, PDBe:7wtm, PDBj:7wtm
• PDBsum: 7wtm
• PubMed: 36263816
• UniProt: P35997|RS27A_YEAST Small ribosomal subunit protein eS27A (Gene Name=RPS27A)