Structure of PDB 7abg Chain b Binding Site BS01

Receptor Information
>7abg Chain b (length=73) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
PLNPKPFLNGLTGKPVMVKLKWGMEYKGYLVSVDGYMNMQLANTEEYIDG
ALSGHLGEVLIRCNNVLYIRGVE
Ligand information
>7abg Chain 5 (length=114) [Search RNA sequence] [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
acucugguuucucuucagaucgcauaaaucuuucgccuuuuacuaaagau
uuccguggagaggaacaacucugagucuuaacccaauuuuuugagccuug
ccuuggcaaggcua
.<<<...<<<<<<<<<<........<<<<<<<<.<.......>.>>>>>>
>>...>>>>>>>>>>.......>>>..................<<<<<<<
<....>>>>>>>>.
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

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PDB7abg Mechanism of protein-guided folding of the active site U2/U6 RNA during spliceosome activation.
Resolution7.8 Å
Binding residue
(original residue number in PDB)		P7 W25 Y39
Binding residue
(residue number reindexed from 1)		P4 W22 Y36
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0003723 RNA binding
GO:0005515 protein binding
Biological Process
GO:0000387 spliceosomal snRNP assembly
GO:0000398 mRNA splicing, via spliceosome
GO:0006397 mRNA processing
GO:0008380 RNA splicing
GO:0036261 7-methylguanosine cap hypermethylation
GO:1903241 U2-type prespliceosome assembly
Cellular Component
GO:0005634 nucleus
GO:0005654 nucleoplasm
GO:0005681 spliceosomal complex
GO:0005682 U5 snRNP
GO:0005683 U7 snRNP
GO:0005684 U2-type spliceosomal complex
GO:0005685 U1 snRNP
GO:0005686 U2 snRNP
GO:0005687 U4 snRNP
GO:0005689 U12-type spliceosomal complex
GO:0005737 cytoplasm
GO:0005829 cytosol
GO:0030532 small nuclear ribonucleoprotein complex
GO:0034709 methylosome
GO:0034715 pICln-Sm protein complex
GO:0034719 SMN-Sm protein complex
GO:0046540 U4/U6 x U5 tri-snRNP complex
GO:0071005 U2-type precatalytic spliceosome
GO:0071007 U2-type catalytic step 2 spliceosome
GO:0071013 catalytic step 2 spliceosome
GO:0120114 Sm-like protein family complex

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:7abg, PDBe:7abg, PDBj:7abg
PDBsum7abg
PubMed33243851
UniProtP62306|RUXF_HUMAN Small nuclear ribonucleoprotein F (Gene Name=SNRPF)

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