Structure of PDB 4pef Chain B Binding Site BS01

Receptor Information
>4pef Chain B (length=349) Species: 5759 (Entamoeba histolytica) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]
QIQHIAIVGCVHGKYREMYRQLSEYEKSTGKEISFVICTGDMQTLRYEAD
LVYLKVPPKYKQMGDFHLYYEGKEKAPYLTLFIGGNHESSNVLLHLYNGG
FVCFNMYYLGVCSCININGLRIVGVSGIYKSFDEKKPYTYPPSPNDVVSL
FHTRNYVIQMLSNLSQSSQIDISLSHDWPQGIVMKGNYKQLYRFQPGFKK
DGASLGSPINKVILNTLKPKYWISGHMHCEYHAEEGPTHFIALGKIGYKN
AISYLDLPLKQKTDLEYDKDWVCNLIMTWPAFSNKAQFPDLSYSISELLS
KRTKELDKKIIELWEKYIGLKIIYDSDTFDIQFTSRRFYIEKIYNELNI
Ligand information
Ligand IDMN
InChIInChI=1S/Mn/q+2
InChIKeyWAEMQWOKJMHJLA-UHFFFAOYSA-N
SMILES
SoftwareSMILES
ACDLabs 10.04
OpenEye OEToolkits 1.5.0		[Mn+2]
CACTVS 3.341[Mn++]
FormulaMn
NameMANGANESE (II) ION
ChEMBL
DrugBankDB06757
ZINC
PDB chain4pef Chain B Residue 401 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]
Receptor-Ligand Complex Structure
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PDB4pef Structural basis of lariat RNA recognition by the intron debranching enzyme Dbr1.
Resolution1.96 Å
Binding residue
(original residue number in PDB)		D45 N90 H180 H230
Binding residue
(residue number reindexed from 1)		D41 N86 H176 H226
Annotation score4
Enzymatic activity
Enzyme Commision number 3.1.4.-
Gene Ontology
Molecular Function
GO:0003723 RNA binding
GO:0005506 iron ion binding
GO:0008270 zinc ion binding
GO:0008419 RNA lariat debranching enzyme activity
GO:0016787 hydrolase activity
GO:0030145 manganese ion binding
GO:0046872 metal ion binding
Biological Process
GO:0000375 RNA splicing, via transesterification reactions
GO:0000398 mRNA splicing, via spliceosome
GO:0006397 mRNA processing
Cellular Component
GO:0005634 nucleus
GO:0005737 cytoplasm
GO:0048471 perinuclear region of cytoplasm

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Molecular Function
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Biological Process
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Cellular Component
External links
PDB RCSB:4pef, PDBe:4pef, PDBj:4pef
PDBsum4pef
PubMed25123664
UniProtC4M1P9|DBR1_ENTH1 Lariat debranching enzyme (Gene Name=DBR1)

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