Structure of PDB 6lqq Chain RB Binding Site BS01

Receptor Information

>6lqq Chain RB (length=134) Species: 559292 (Saccharomyces cerevisiae S288C)

FEDRFDAREHKDRSNKSRMQAMEEYIRESSDQPDWSASIGADIVNHGRGG
IKSLRDTEKERRVTSFEEDNFTRLNITNKAEKRKQKQRERNARMNVIGGE
DFGIFSSKRKLEDSTSRRGAKKTRSAWDRAQRRL

Ligand information

>6lqq Chain SA (length=1323)

aagauaguuaucugguugauccugccaguagucauaugcuugucucagcc
augcaugucuaaguauaagcaauuuauacagugaaacugcgaaggcucau
uaaaucaguuaucguuuauuugauaguuccaugguauaacugugguaauu
cuagagcuaauacaugcuaaucucgacccuuuggaagagauguauuuauu
agaucaaugucuucggacucuuugaugaaauaacuuuucgaaucgcaugg
ccuugugcuggcgaugguucauucaaauuucugcccuaucaacuuucgau
gguaggauaguggccuaccaugguuucaacggguaacggggaauaagggu
ucgauuccggagagggagccugagaaacggcuaccacauccaaggaaggc
agcaggccaaauuacccaauccuaauucagggagguagugacaauaaaua
acgauacagggcccauucgggucuuguaauuggaaugaguacaauguaaa
uaccuuaacgaggaacaauuggagggcaagucuggugccagcagccgcgg
uaauuccagcuccaauagcguauauuaaaguuguugcagaagcucguagu
ugaacuggcccgguuggccgguccggauuuccaacggggccuugguucua
uuuucuaggacugauuaauagggacggucgggggcaucaguauucaauug
ucagaggugaaauucuuggauuuauugaagacuaacuacugcgaaagcau
uugccaaggacguuuucauuaaucaagaacgaccauaaacuaugccgacu
agggaucgggugguguuuuuuuaaugacccacucggcaccuuacgagaac
uggggggaguauggucgcaaggcugaaacuuaaaggaauugacggaaggg
caccaccaggaguggagccugcggcucaacacggggaaacucaccagguc
cagacacaauaaggauugacauucuugauuuugugggugguggugcauug
augcccuuguucugggccacgcgcgcuacacugacggagccagcgagucu
aaccuuggccgagaggucuugguaaucuugugaaacuccgucgugcuggc
aacgaggaauuccuaguaagcgcaagucaucagcuugcguugauuacguc
ccugcccuuuguacacaccgcccgucgcuaguaccgauugaauggcuuag
ugaggccucaggaucugcuuagagaagggggcaacuccaucucagagcgg
agaauuuggacaaacuuggucauuuagaggaacuaaaagucguaacaagg
uuuccguaggugaaccugcggaa

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

Receptor-Ligand Complex Structure

Structure summary

• PDB: 6lqq Cryo-EM structure of 90 S small ribosomal subunit precursors in transition states.
• Resolution: 4.1 Å
• Binding residue (original residue number in PDB): F224 R227 R231 N238 K239 R241 Q243 E246 R271 R278 E281 K309 R316 I327 S330 K331 R332
• Binding residue (residue number reindexed from 1): F1 R4 R8 N15 K16 R18 Q20 E23 R48 R55 E58 K86 R93 I104 S107 K108 R109

Gene Ontology

Molecular Function

• GO:0003674 molecular_function
• GO:0005515 protein binding

Biological Process

• GO:0000447 endonucleolytic cleavage in ITS1 to separate SSU-rRNA from 5.8S rRNA and LSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)
• GO:0000462 maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)
• GO:0000480 endonucleolytic cleavage in 5'-ETS of tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA)
• GO:0006364 rRNA processing
• GO:0008150 biological_process
• GO:0030490 maturation of SSU-rRNA
• GO:0042254 ribosome biogenesis

Cellular Component

• GO:0005634 nucleus
• GO:0005730 nucleolus
• GO:0005732 sno(s)RNA-containing ribonucleoprotein complex
• GO:0030532 small nuclear ribonucleoprotein complex
• GO:0032040 small-subunit processome
• GO:1990904 ribonucleoprotein complex

External links

• PDB: RCSB:6lqq, PDBe:6lqq, PDBj:6lqq
• PDBsum: 6lqq
• PubMed: 32943522
• UniProt: P40079|LCP5_YEAST U3 small nucleolar ribonucleoprotein protein LCP5 (Gene Name=LCP5)