Structure of PDB 5ug4 Chain B Binding Site BS03

Receptor Information

>5ug4 Chain B (length=169) Species: 127906 (Vibrio cholerae O1) [Search protein sequence] [Download receptor structure] [Download structure with residue number starting from 1] [View receptor structure]

NSQLTLRALERGDLRFIHNLNNNRNIMSYWFEEPYESFDELEELYNKHIH
DNAERRFVVEDAQKNLIGLVELIEINYIHRSAEFQIIIAPEHQGKGFART
LINRALDYSFTILNLHKIYLHVAVENPKAVHLYEECGFVEEGHLVEEFFI
NGRYQDVKRMYILQSKYLN

Ligand information

Ligand ID

InChI

InChI=1S/Ca/q+2

InChIKey

BHPQYMZQTOCNFJ-UHFFFAOYSA-N

SMILES

Software	SMILES
CACTVS 3.341	[Ca++]
ACDLabs 10.04 OpenEye OEToolkits 1.5.0	[Ca+2]

Formula

Name

CALCIUM ION

PDB chain

5ug4 Chain B Residue 204 [Download ligand structure] [Download structure with residue number starting from 1] [View ligand structure]

Receptor-Ligand Complex Structure

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Structure summary

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PDB	5ug4 Structure of spermidine N-acetyltransferase SpeG from Vibrio cholerae
Resolution	2.15 Å
Binding residue (original residue number in PDB)	E34 P35 E41
Binding residue (residue number reindexed from 1)	E33 P34 E40
Annotation score	1

Enzymatic activity

Enzyme Commision number

2.3.1.57: diamine N-acetyltransferase.

Gene Ontology

	Molecular Function
GO:0000287	magnesium ion binding
GO:0004145	diamine N-acetyltransferase activity
GO:0016746	acyltransferase activity
GO:0016747	acyltransferase activity, transferring groups other than amino-acyl groups
GO:0046872	metal ion binding

	Biological Process
GO:0006598	polyamine catabolic process
GO:0046203	spermidine catabolic process
GO:0046208	spermine catabolic process

	Cellular Component
GO:0005737	cytoplasm

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Cellular Component

External links

PDB	RCSB:5ug4, PDBe:5ug4, PDBj:5ug4
PDBsum	5ug4
PubMed
UniProt	Q9KL03\|ATDA_VIBCH Spermidine N(1)-acetyltransferase (Gene Name=speG)

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