Structure of PDB 8ch6 Chain J Binding Site BS01

Receptor Information
>8ch6 Chain J (length=410) Species: 9606 (Homo sapiens) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
ETILEQQRRYHEEKERLMDVMAKEMLTKKSTLRDQINSDHRTRAMQDRYM
EVSGNLRDLYDDKDGLRAEFYNRLKQIKEFHRKHPNEICVPMSLKARENP
SEEAQNLVEFTDEEGYGRYLDLHDYINLKASEKLDYITYLSIFDQLFDIP
KERKNAEYKRYLEMLLEYLQDYTDRVKPLQDQNELFFEKKWENGTFPGWP
KETSSALTHAGAHLDLSAFSSWEELASLGLDRLKSALLALGGTLEERAQR
LFSTKSLESLDTSLFAKNPKSKGTKRDTERNKDIAFLEAQIYEYVEILGE
QRHLTHENVQRKQARTGEEREEEEEEQISESESEDEENIPYWLYKLHGLN
INYNCEICGNYTYRGPKAFQRHFAEWRHAHGMRCLGIPNTAHFANVTQIE
DAVSLWAKLK
Ligand information
>8ch6 Chain f (length=137) [Search RNA sequence] [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
aucgcuucucggccuggcuaagaucaaguguaguaucuguucuuaucagu
uuaauaucugauguccucucgaggacggauuuuuggagcagggagccacg
caucgaccugguauugcaguaccuccaggaacggugc
.............................................<<<..
........>>>...<<<<..>>>>.................<......><
<<<<<.<<<<<.............>>>>>..>>>>>>
Receptor-Ligand Complex Structure
Global viewLocal viewStructure summary

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]

[Spin on] [Spin off] [Reset]
[High quality] [Low quality]
[White background] [Black background]
PDB8ch6 Structural basis of catalytic activation in human splicing.
Resolution5.9 Å
Binding residue
(original residue number in PDB)
I392 Y394 W395 K398 N403
Binding residue
(residue number reindexed from 1)
I339 Y341 W342 K345 N350
Enzymatic activity
Enzyme Commision number ?
Gene Ontology
Molecular Function
GO:0003676 nucleic acid binding
GO:0003723 RNA binding
GO:0005515 protein binding
GO:0008270 zinc ion binding
GO:0046872 metal ion binding
Biological Process
GO:0000375 RNA splicing, via transesterification reactions
GO:0000389 mRNA 3'-splice site recognition
GO:0000398 mRNA splicing, via spliceosome
GO:0006397 mRNA processing
GO:0008380 RNA splicing
GO:1903241 U2-type prespliceosome assembly
Cellular Component
GO:0005634 nucleus
GO:0005654 nucleoplasm
GO:0005681 spliceosomal complex
GO:0005684 U2-type spliceosomal complex
GO:0005686 U2 snRNP
GO:0016607 nuclear speck
GO:0071005 U2-type precatalytic spliceosome
GO:0071013 catalytic step 2 spliceosome

View graph for
Molecular Function

View graph for
Biological Process

View graph for
Cellular Component
External links
PDB RCSB:8ch6, PDBe:8ch6, PDBj:8ch6
PDBsum8ch6
PubMed37165190
UniProtQ12874|SF3A3_HUMAN Splicing factor 3A subunit 3 (Gene Name=SF3A3)

[Back to BioLiP]