Structure of PDB 7mq9 Chain SK Binding Site BS01

Receptor Information

>7mq9 Chain SK (length=204) Species: 9606 (Homo sapiens)

RRLIVVLEGASLETVKVGKTYELLNCDKHKSILLKNGRDPGEARPDITHQ
SLLMLMDSPLNRAGLLQVYIHTQKNVLIEVNPQTRIPRTFDRFCGLMVQL
LHKLSVRAADGPQKLLKVIKNPVSDHFPVGCMKVGTSFSIPVVSDVRELV
PSSDPIVFVVGAFAHGKVSVEYTEKMVSISNYPLSAALTCAKLTTAFEEV
WGVI

Ligand information

>7mq9 Chain L1 (length=1301)

accugguugauccugccaguagcauaugcuugucucaaaaagccaugucu
aaguacgcacggccgguacagugaaacugcgaauggcucauuaaaucagu
uaugguuccuuuggucgcucgcuccuuacuuggauaacugugguaauucu
agagcuaauacaugccgacgggcgcugacccccggggggaugcgugcauu
uaucagaucaaaaccaacccgccccucgggcgggcgccggcggcuuuggc
uagauaaccucgggccgaucgcacgccccccguggcggcgacgacccauu
cgaacgucugcccuaucaacuuucgaugguagucgccgugccuaccaugg
ugaccacgggugagggaaucaggguucgauuccggagagggagccugaga
aacggcuaccacauccaaggaaggaggcgcgcaaauuacccacucccgac
ccggggagguagugacgaaaaauaacaauacaggacucuuucgaggcccu
guaauuggaaugaguccacuuuaaauccuuuaacgaggauccauuggagg
gcaagucuggugccagcagccgcgguagcuccaauagcguauauuaaaag
cucguaguuggaucauuaagagggacggccgggggcauucguauugcgcc
gcuagaggugaaauucuuggaccggcgcaagacggaccagagcgaaagca
uuugccaagaauguuuucauuaaucaagaacgaaccgaccggcgaugcgg
cggcguuauucccaugacccgccgggcagcuuccgggaaaccagaguaug
guugugaaacuuaaaggaauugacggaagggcaccaccaggaguggagcc
ugcggcacccggcccggacacggacaggauugacagauugauagcucuuu
cucgauuccguggguuggugcauggccguucguugguggagcgauuuggu
uaauuccgauaacgaacgagacucuggcaugcuagagggacaaguggcgu
ucagccacccgagauugagcaauaacaggucugugaugcccguccgggcg
cgcgcuacacugacuggcucagcguguaaccccauucguaggaauuccca
guaagugcgggucauaagcuugcguugauuaagucccugcccuuuacaca
ccgcccgucgcuacuaccgauuggaugguuuagugaggcccucggaucgg
ccccgccggggucggcccacggcccuggcggagcgcugagaagacggucg
aacuugacuaucuagaggaaguaaaagguuuccguaggugaaccugcgga
a

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

Receptor-Ligand Complex Structure

Structure summary

• PDB: 7mq9 Nucleolar maturation of the human small subunit processome.
• Resolution: 3.87 Å
• Binding residue (original residue number in PDB): N115 N161
• Binding residue (residue number reindexed from 1): N75 N121

Enzymatic activity

• Enzyme Commision number: 2.1.1.-

Gene Ontology

Molecular Function

• GO:0003723 RNA binding
• GO:0005515 protein binding
• GO:0008168 methyltransferase activity
• GO:0019843 rRNA binding
• GO:0042802 identical protein binding
• GO:0070037 rRNA (pseudouridine) methyltransferase activity

Biological Process

• GO:0001824 blastocyst development
• GO:0006364 rRNA processing
• GO:0017126 nucleologenesis
• GO:0032259 methylation
• GO:0042254 ribosome biogenesis
• GO:0042274 ribosomal small subunit biogenesis
• GO:0070475 rRNA base methylation

Cellular Component

• GO:0005634 nucleus
• GO:0005654 nucleoplasm
• GO:0005694 chromosome
• GO:0005730 nucleolus
• GO:0005737 cytoplasm
• GO:0032040 small-subunit processome

External links

• PDB: RCSB:7mq9, PDBe:7mq9, PDBj:7mq9
• PDBsum: 7mq9
• PubMed: 34516797
• UniProt: Q92979|NEP1_HUMAN Ribosomal RNA small subunit methyltransferase NEP1 (Gene Name=EMG1)