Structure of PDB 6exn Chain K Binding Site BS02

Receptor Information
>6exn Chain K (length=170) Species: 559292 (Saccharomyces cerevisiae S288C) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
TDQIAKNVKLDDFIPKRQSNFELSVPLPTKAEIQECTARTKSYIQRLVNA
KLANSNNRASSRYVTANLLLNNSHHIEVVSKQMDPLLPRFVGKKARKVVA
PTENDEVVPVLHMDPNEWKIPAAVSNWKNPNGYTVALERRVTINDGFMKL
SEALENADKKARQEIRSKME
Ligand information
>6exn Chain 5 (length=171) [Search RNA sequence] [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
aagcagcuuuacagaucaauggcggagggaggucaacaucaagaacugug
ggccuuuuauugccuauagaacuuauaacgaacaugguucuugccuuuua
ccagaaccauccggguguugucuccauaaacagguaaagcuguccguuac
ugugggcuugccauuuuuugg
..<<<<<<.<<<<<.......<<<<..<<<<<.<<<<<<<.....<<<<<
<<<........>>>>>>>>..............<<<<<<<<.........
..>>>>>>>>...>>>>>>>>>>>>....<<<<......>>>>>>>>..>
>>>>>>>.>>>..........
Receptor-Ligand Complex Structure
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PDB6exn Postcatalytic spliceosome structure reveals mechanism of 3'-splice site selection.
Resolution3.7 Å
Binding residue
(original residue number in PDB)		A89 R92 Y93
Binding residue
(residue number reindexed from 1)		A59 R62 Y63
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0000384 first spliceosomal transesterification activity
GO:0000386 second spliceosomal transesterification activity
GO:0005515 protein binding
Biological Process
GO:0000350 generation of catalytic spliceosome for second transesterification step
GO:0000398 mRNA splicing, via spliceosome
GO:0006397 mRNA processing
GO:0008380 RNA splicing
Cellular Component
GO:0005634 nucleus
GO:0005681 spliceosomal complex
GO:0071006 U2-type catalytic step 1 spliceosome
GO:0071007 U2-type catalytic step 2 spliceosome
GO:0071014 post-mRNA release spliceosomal complex

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Cellular Component
External links
PDB RCSB:6exn, PDBe:6exn, PDBj:6exn
PDBsum6exn
PubMed29146871
UniProtP28004|PRP45_YEAST Pre-mRNA-processing protein 45 (Gene Name=PRP45)

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