Structure of PDB 6lqs Chain SR Binding Site BS01

Receptor Information

>6lqs Chain SR (length=125) Species: 559292 (Saccharomyces cerevisiae S288C)

AVPSVQTFGKKKSATAVAHVKAGKGLIKVNGSPITLVEPEILRFKVYEPL
LLVGLDKFSNIDIRVRVTGGGHVSQVYAIRQAIAKGLVAYHQKYVDEQSK
NELKKAFTSYDRTLLIADSRRPEPK

Ligand information

>6lqs Chain SA (length=1249)

aagauaguuaucugguugauccugccaguagucauaugcuugucucaaag
ccaugcaugucuaaguauaagcaauuuauacagugaaacugcgaaucagu
uaucguuuauuugauagcaugguauaacugugguaauucuagagcuaaua
caugcuaaucucgacccuuuggaagagauguauuuauuagagucuucgga
cucuuugaugauucauaauaacuuuucgaaucgcauggccuugugcuggc
gaugguucauucaaauuucugcccuaucaacuuucgaugguaggauagug
gccuaccaugguuucaacggggcaggcgcgcaaauuacccaauccuaauu
cagggagguagugacaauaaauaacgauacagggcccauucgggucuugu
aauuggaaugaguacaauguaaauaccuuaacgaggaacaauuggagggc
aagucuggugccagcagccgcgguaauuccagcuccaauagcguauauug
cucguaguugaacuuugggcccgguuggccgguccggauuuccaacgggg
ccuuuccuuuuuacuuugaaaaaauuagaguguucaaagcaggcguauug
cucgaauauauuagcauggaauaauagaauagguugguucuauuucuagg
accugauuaauagggacggucgggggcaucaguauucaauugucagaggu
gaaauucuuggauuuauugaagacuaacuacugcgaaagcauuugccaag
gacguuuucauuaaucaagaacguagggaucgggugguguuuuuuuaaug
acccacucggcaccuugggggaguauggucgcaaggcugaaacuuaaagg
aauugacggaagggcaccaccaggaguggagccugcggcucaacacgggg
aaacucaccagguccagacacaauaaggauugacauucuugauuuugugg
gugguggugcauugaugcccuuguucugggcccgcgcgcuacacugacgg
agccagcgaguaacuccgucgugcugacgaggaauuccuaguaagcgcaa
gucaucagcuugcguugauuacgucccugcccuuuguacacaccgcccgu
cgcuaguaccgauugaauggcuuagugaggccucaggaucugcuuagaga
agggggcaacuccaucucagagcggagaauuuggacaaacuuggucauuu
agaggaacuaaaaggguuuccguaggugaaccugcggaaggaucauuaa

..............................<..<<<<<<...<......<
<<.<<<..<<....<<....<<..........>>...>>.>>....<<<.
.<<..<<....<<<.......<<....<<.<<<.....>>>.>>.....>
>......<<<<<..<<....>>..>>>>><...<<<<<<..<<<<..>>>
>....<<......>>>>>>>>.....>...<<<<..<<<.....>>>.>>
>>....>>>...>>>>..>>>..<<....<<.....<<<<<<<<......
.>>>>>>>>.>>......>>.>>>>>>.........<<<....<<<....
.>>>..>>>.........>.....<<<<<<<..<<<<....>>>>..>>>
>.>>>......<<..<...........>..>>.........<<<<<<...
....<<<....>>>..................>>>>>>..>>>>>>.>.<
.<<...<<<.<<.....<<<<<.<<<<<..<.<...>.>..>>>>>.>>>
>>........<<<<<.<<............<.......>...<<.....>
>.............>>.>>..>>>..........<..<...<..>..>..
>.....>>....<<<<<<.<<...<<<<..<<..<<<<<<.<...<<<..
....>>>......>.>>>>>>..>>.......<<....>>...>>>>..>
.>>>>.>>>...>>>...>>.>..<<<..<<<<<<<<.<<<........>
>>>>>>>>>>..>>>.....................<<.........>>.
....<<<<<<<<<<<<..<<.<<<<<<..<<<.<<<<.............
.........<<<......<<<<<.....................>>>>>.
......<<........>>......>>>.....>>>>.>>>.....<<<<<
<<...........>>>>>>>.............>>>>>>....<<<<<<<
<.......>>>>>>>>......>>...>>>>>>>............>>>>
>..<<<<.<<....<.<<<<.<..<<..<.<<......<<...<<.....
.<<<<....>>>>......>>...>>......>>.>..>>..>.>>>>>.
...>>.>>>>.......<<<<<<<<<....>>>>>>>>>..........

Receptor-Ligand Complex Structure

Structure summary

• PDB: 6lqs Cryo-EM structure of 90 S small ribosomal subunit precursors in transition states.
• Resolution: 3.8 Å
• Binding residue (original residue number in PDB): K14 S15 G72 G73 H74 V75 S76 Q77 P124 E125
• Binding residue (residue number reindexed from 1): K12 S13 G70 G71 H72 V73 S74 Q75 P122 E123

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
• GO:0006413 translational initiation

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:6lqs, PDBe:6lqs, PDBj:6lqs
• PDBsum: 6lqs
• PubMed: 32943522
• UniProt: P0CX51|RS16A_YEAST Small ribosomal subunit protein uS9A (Gene Name=RPS16A)