Structure of PDB 6zqc Chain CM Binding Site BS01

Receptor Information

>6zqc Chain CM (length=360) Species: 559292 (Saccharomyces cerevisiae S288C)

KYTTFQGSQNFRLRIVLATLSGKPIKIEKIRSGDLNPGLKDYEVSFLRLI
ESVTNGSVIEISYTGTTVIYRPGIIVGGASTHICPSSKPVGYFVEPMLYL
APFSKKKFSILFKGITASHNDAGIEAIKWGLMPVMEKFGVRECALHTLKR
GSPPLGGGEVHLVVDSLIAQPITMHEIDRPIISSITGVAYSTRVSPSLVN
RMIDGAKKVLKNLQCEVNITADVWRGENSGKSPGWGITLVAQSKQKGWSY
FAEDIGDAGSIPEELGEKVACQLLEEISKSAAVGRNQLPLAIVYMVIGKE
DIGRLRINKEQIDERFIILLRDIKKIFNTEVFLKPVDEADNEDMIATIKG
IGFTNTSKKI

Ligand information

>6zqc Chain D3 (length=1327)

aagauaguuaucugguugauccugccagucauaugcuugucucaaagauu
aagccaugcaugucuaaguauaagcaauuuauacagugaaacugcgaaug
gcucauuaaaucaguuaucguuuauuugauagcaugguauaacuguggua
auucuagagcuaauacaugcuaucucgacccuuuggaagagauuauuuau
uagauucuucggacucuugaugauucauaauaacuuuucgaaucgcaugg
ccuugugcuggcgaugguucauucaaauuucugcccuaucaacuuucgau
gguaggauaguggccuaccaugguuucaacggguaacggggaauaagggu
ucgauuccggagagggagccugagaaacggcuaccacauccaaggaaggc
agcaggcgcgcaaauuacccaauccuaauucagggagguagugacaauaa
auaacgauacagggcccauucgggucuuguaauuggaaugaguacaaugu
aaauaccuuaacgaggaacaauuggagggcaagucuggugccagcagccg
cgguaauuccagcuccaauagcguauauugcucguaguugaacuuugggc
ccgguuggccggucggauuuccaacggggccuuuuuacuuugaaaaaauu
agaguguucaaagcaggcguauugcucgauauauuagcauggaauaauag
gacguuugguucuauuuuguugguuucuaggaccaucguaauuaauaggg
acggucgggggcaucaguauucaauugucagaggugaaauucuuggauuu
auugaagacuaacuacugcgaaagcauuugccaaggacguuuucauuaau
caagaacgaaacuaugccgacuagggaucgggugguguuuuuuuaaugac
ccacucggcaccuuacgaggaguauggucgcaaggcugaaacuuaaagga
auugacggaagggcaccaccaggaguggagccugcggaaacucaccaggu
ccagacacaauauuugugggugguggugcaugugaugcccuuguucuggc
gcgcgcuacacugacggagccagcgagucuaaccuuggccgagaggucuu
gguaaaaacuccgucggggaacgaggaauuccuaguaagcgcaagucauc
agcuugcguugauuacgucccugcccuuuguacacaccgcccgucgcuag
uaccgauugaauggcuuagugaggccucaggaucugcuuagagaaggggg
caacuccaucucagagcggaaauuuggacaaacuuggucauuuagaggaa
cuaaguuuccguaggugaaccugcgga

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

Receptor-Ligand Complex Structure

Structure summary

• PDB: 6zqc 90 S pre-ribosome transformation into the primordial 40 S subunit.
• Resolution: 3.8 Å
• Binding residue (original residue number in PDB): R199 V200 R231
• Binding residue (residue number reindexed from 1): R193 V194 R225

Gene Ontology

Molecular Function

• GO:0003824 catalytic activity
• GO:0003963 RNA-3'-phosphate cyclase activity
• GO:0004521 RNA endonuclease activity
• GO:0005515 protein binding
• GO:0008047 enzyme activator activity

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:0000472 endonucleolytic cleavage to generate mature 5'-end of SSU-rRNA from (SSU-rRNA, 5.8S rRNA, LSU-rRNA)
• GO:0000479 endonucleolytic cleavage of 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:0006396 RNA processing
• GO:0030490 maturation of SSU-rRNA
• GO:0042254 ribosome biogenesis
• GO:0042274 ribosomal small subunit biogenesis
• GO:2000232 regulation of rRNA processing

Cellular Component

• GO:0005634 nucleus
• GO:0005654 nucleoplasm
• GO:0005730 nucleolus
• GO:0030686 90S preribosome
• GO:0032040 small-subunit processome

External links

• PDB: RCSB:6zqc, PDBe:6zqc, PDBj:6zqc
• PDBsum: 6zqc
• PubMed: 32943521
• UniProt: Q08096|RCL1_YEAST RNA 3'-terminal phosphate cyclase-like protein (Gene Name=RCL1)