Structure of PDB 6zxe Chain z Binding Site BS01

Receptor Information

>6zxe Chain z (length=265) Species: 9606 (Homo sapiens)

DPRTRMILFKMLTRGIITEINGCISTGKEANVYHASTANGESRAIKIYPR
KMVKTWAEKEMRNLIRLNTAEIPCPEPIMLRSHVLVMSFIGKDDMPAPLL
KNVQLSESKARELYLQVIQYMRRMYQDARLVHADLSEFNMLYHGGGVYII
DVSQSVEHDHPHALEFLRKDCANVNDFFMRHSVAVMTVRELFEFVTDPSI
THENMDAYLSKAMEIASQRTKEERSSQDHVDEEVFKKKERKKMVKEAQRE
KRKNKIPKHVKKRKE

Ligand information

>6zxe Chain 2 (length=1645)

uaccugguugauccugccaguagcauaugcuugucucaaagauuaagcca
ugcaugucuaaguacgcacggccgguacagugaaacugcgaauggcucau
uaaaucaguuaugguuccuuuggucgcucguacuuggauaacugugguaa
uucuagagcuaauacaugccgacgggcgcugacccccuucgcggggggga
ugcgugcauuuaucaguggugacucuagauaaccucgggccgaucgcacg
ccggcggcgacgacccauucgaacgucugcccuaucaacuuucgauggua
gucgccgugccuaccauggugaccacgggugacggggaaucaggguucga
uuccggagagggagccugagaaacggcuaccacauccaaggaaggcagca
ggcgcgcaaauuacccacucccgacccggggagguagugacgaaaaauaa
caauacaggacucuuucgaggcccuguaauuggaaugaguccacuuuaaa
uccuuuaacgaggauccauuggagggcaagucuggugccagcagccgcgg
uaauuccagcuccaauagcguauauuaaaguugcugcaguuaaaaagcuc
guaguuggaucucucucggccgaagcguuuacuuugaaaaaauuagagug
uucaaagcaggccgccuggauaccgcagcuaggaauaauggaauaggacc
gcgguucuauuuuguugguuuucggaacugaggccaugauuaagagggac
ggccgggggcauucguauugcgccgcuagaggugaaauucuuggaccggc
gcaagacggaccagagcgaaagcauuugccaagaauguuuucauuaauca
agaacgaaagucggagguucgaagacgaucgucguaguuccgaccauaaa
cgaugccgaccggcgaugcggcggcguuauucccaugacccgccgggcag
cuuccgggaaaccaaagucuuuggguuccggggggaguaugguugcaaag
cugaaacuuaaaggaauugacggaagggcaccaccaggaguggagccugc
ggcuuaauuugacucaacacgggaaaccucacccggcccggacacggaca
ggauugacagauugauagcucuuucucgauuccgugggugguggugcaug
gccguucuuaguugguggagcgauuugucugguuaauuccgauaacgaac
gagacucuggcaugcuaacuaguuacgcgaccggucggcguaacuucuua
gagggacaaguggcguucagccacccgagauugagcaauaacaggucugu
gaugcccuuagauguccggggcugcacgcgcgcuacacugacuggcucag
cgugugccuacccuacgccggcaggcgcggguaacccguugaaccccauu
cgugauggggaucggggauugcaauuauuccccaugaacgaggaauuccc
aguaagugcgggucauaagcuugcguugauuaagucccugcccuuuguac
gucgcuacuaccgauuggaugguuuagugaggcccucggaucggccccgc
cggggugcccuggcggagcgcugagaagacggucgaacuugacuaucuag
aggaaguaaaagucguccguagguccugcggaaggaucauuaacg

...<<<<<.[.((((>>>>><<<.<<<<<<...<.<<..<......<<<.
<<<..<<....<<....<<..........>>...>>.>>......<<...
.....<<<.<....<<....<<<<<.........<<.....<<.<<<...
..>>>.>>......>>.........<<<<...<<<<<<....>>>>>>..
.>>>><<..<<<<<...<......>..>>>>>......>>...<<<<.<<
<..>>>>>>>.>>.>>>...>>..>.>>>.<<<....<<<....<<<<<<
<.........>>>>>>>>>>......>>>...<<<.<<<<....>>>>..
..>>>.>>.<<.<<<..........>>>.>>.<.<<....>>.>...>>>
>>>.........<<<....<<<<...>>>>..>>>..>...>>.>.....
<<<<<<.<<.<<<....>>>.>>..>>>.>>>......<<..<.......
....>..>>.........<<<<<((......<<<<.....<<..))>>..
.....>>>>.>>>>>..>>>>>>.>>>.........<.<((.....<.<<
...<<<.<<...<<.<<<..>>>>>...<<<<<<.<.......<<...<.
......>.<<<<.>>>>...>>......>.>>>..>>>........<.<<
.<<<<<<<...............>>>>>>>.>>.>....>>....<<<<<
<..<...<<<<..<<..<<<<<<<<...<<<......>>>......>>>>
>>>.>.>>.......<<....>>...>>>>..>..>>>.>>>...>>>..
.>>.>....<<<<<<<...<...<<<<..>>>>...>>>>>>>>......
....<<<.<<.<<<..<.<<<<<<.<<<<......>>>>>>>>>>.>..>
>>...<<..))>>...>>.....>>>.>.>.<<<......<<<......>
>>....>>>..)))).]..<<<.<<<<<<<..<<..<<<<<..<<<.<<<
<........<<........>>..........<<<<<.<....<<<<<<..
.....<<..<<........>>..>>.....>>>>>>...<<.<<<..<<<
<<<<<<....<<<.<<<<<....>>>...<<<......>>>...>>.>>>
....<<<...<...<<<<..<<<<<<<<<<<..>>>.>>>>>>>>..>>>
>..>.....<<<<<.....>>>>>........>>>....>>>.>>>...>
.>>>>>>>.....>.>>>>>......>>>>.>>>.....<<.<<<.....
...........<<<.<<<<....>>>>.>>>..............>>>.>
>............<<<<<..........>>>>>...........>>>>>.
....<<<<<<<<.......>>>>>>>>......>>...>>>>>>>>>>..
<.<..<<<<.<<....<<<<<<<<.<<<..<<<<.<<...<<<<<<<<<<
<<<<<..>>>>>>>>>.>.>>>>>...>>.>>>>..>>>.>>>>>>>>..
.>>.>>>>...>.>.<<<<<<<<.>>>>>>>>.............

Receptor-Ligand Complex Structure

Structure summary

• PDB: 6zxe Structural basis for the final steps of human 40S ribosome maturation.
• Resolution: 3.0 Å
• Binding residue (original residue number in PDB): P551 K552
• Binding residue (residue number reindexed from 1): P257 K258

Enzymatic activity

• Enzyme Commision number: 2.7.11.1: non-specific serine/threonine protein kinase.
  3.6.3.-

Gene Ontology

Molecular Function

• GO:0004674 protein serine/threonine kinase activity
• GO:0005515 protein binding
• GO:0005524 ATP binding
• GO:0016787 hydrolase activity
• GO:0044024 histone H2AS1 kinase activity
• GO:0046872 metal ion binding
• GO:0106310 protein serine kinase activity

Biological Process

• GO:0006338 chromatin remodeling
• GO:0016310 phosphorylation
• GO:0030490 maturation of SSU-rRNA
• GO:0042254 ribosome biogenesis
• GO:0042274 ribosomal small subunit biogenesis
• GO:2000234 positive regulation of rRNA processing

Cellular Component

• GO:0005654 nucleoplasm
• GO:0005737 cytoplasm
• GO:0005829 cytosol
• GO:0030688 preribosome, small subunit precursor
• GO:0034708 methyltransferase complex

External links

• PDB: RCSB:6zxe, PDBe:6zxe, PDBj:6zxe
• PDBsum: 6zxe
• PubMed: 33208940
• UniProt: Q9BRS2|RIOK1_HUMAN Serine/threonine-protein kinase RIO1 (Gene Name=RIOK1)