Structure of PDB 6lqr Chain Sc Binding Site BS01

Receptor Information

>6lqr Chain Sc (length=80) Species: 559292 (Saccharomyces cerevisiae S288C)

LVQDLLHPTAASEARKHKLKTLVQGPRSYFLDVKCPGCLNITTVFSHAQT
AVTCESCSTILCTPTGGKAKLSEGTSFRRK

Ligand information

>6lqr Chain SA (length=1283)

aagauaguuaucugguugauccugccaguagucauaugcuugucucagcc
augcaugucuaaguauaagcaauuuauacagugaaacugcgaaggcucau
uaaaucaguuaucguuuauuugauaguuccaugguauaacugugguaauu
cuagagcuaauacaugcuaaucucgacccuuuggaagagauguauuuauu
agaucaaugucuucggacucuuugaugaaauaacuuuucgaaucgcaugg
ccuugugcuggcgaugguucauucaaauuucugcccuaucaacuuucgau
gguaggauaguggccuaccaugguuucaacggguaacggggaauaagggu
ucgauuccggagagggagccugagaaacggcuaccacauccaaggaaggc
agcaggccaaauuacccaauccuaauucagggagguagugacaauaaaua
acgauacagggcccauucgggucuuguaauuggaaugaguacaauguaaa
uaccuuaacgaggaacaauuggagggcaagucuggugccagcagccgcgg
uaauuccagcuccaauagcguauauuaaaguuguugcagaagcucguagu
ugaacuggcccgguuggccgguccggauuuccaacggggccuugguucua
uuuucuaggacugauuaauagggacggucgggggcaucaguauucaauug
ucagaggugaaauucuuggauuuauugaagacuaacuacugcgaaagcau
uugccaaggacguuuucauuaaucaagaacgccgacuagggaucgggugg
uguuuuuuuaaugacccacucggcaccuuacgagacuggggggaguaugg
ucgcaaggcugaaacuuaaaggaauugacggaagggcaccaccaggagug
gagccugcggcucaacacggggaaacucaccagguccagacacaauaagg
auugacauucuugauuuugugggugguggugcauugaugcccuuguucug
ggccacgcgcgcuacacugacggagccagcgagucuagugaaacuccguc
gugcuggcaacgaggaauuccuaguaagcgcaagucaucagcuugcguug
auuacgucccugcccuuuguacacaccgcccgucgcuaguaccgauugaa
uggcuuagugaggccucaggaucugcuuagagaagggggcaacuccaucu
cagagcggagaauuuggacaaacuuggucauuuagaggaacuaaaagugg
uuuccguaggugaaccugcggaaggaucauuaa

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

Receptor-Ligand Complex Structure

Structure summary

• PDB: 6lqr Cryo-EM structure of 90 S small ribosomal subunit precursors in transition states.
• Resolution: 8.6 Å
• Binding residue (original residue number in PDB): R17 H19 K20 L21 K22 P28 S30 H49 Q51 P66 T67 G68 G69 K70
• Binding residue (residue number reindexed from 1): R15 H17 K18 L19 K20 P26 S28 H47 Q49 P64 T65 G66 G67 K68

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:6lqr, PDBe:6lqr, PDBj:6lqr
• PDBsum: 6lqr
• PubMed: 32943522
• UniProt: P35997|RS27A_YEAST Small ribosomal subunit protein eS27A (Gene Name=RPS27A)