Structure of PDB 1tiq Chain A

Receptor sequence
>1tiqA (length=173) Species: 1423 (Bacillus subtilis) [Search protein sequence]
SVKMKKCSREDLQTLQQLSIETFNDTFKEQNSPENMKAYLESAFNTEQLE
KELSNMSSQFFFIYFDHEIAGYVKVNIDDAQSEEMGAESLEIERIYIKNS
FQKHGLGKHLLNKAIEIALERNKKNIWLGVWEKNENAIAFYKKMGFVQTG
AHSFYMGDEEQTDLIMAKTLILE
3D structure
PDB1tiq Structural and functional evidence for Bacillus subtilis PaiA as a novel N1-spermidine/spermine acetyltransferase.
ChainA
Resolution1.9 Å
3D
structure
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Enzymatic activity
Enzyme Commision number 2.3.1.57: diamine N-acetyltransferase.
Interaction with ligand
Site
#		 Ligand Ligand
chain		 Binding residues on receptor
(original residue number in PDB)		 Binding residues on receptor
(residue number reindexed from 1)		 Binding affinity
BS01 COA A I96 Y97 I98 Q103 K104 G106 G108 K109 N135 N137 A140 F141 Y142 K144 I95 Y96 I97 Q102 K103 G105 G107 K108 N134 N136 A139 F140 Y141 K143
BS02 COA A Y40 Y97 G130 V131 W132 F155 D164 Y39 Y96 G129 V130 W131 F154 D163
Gene Ontology
Molecular Function
GO:0004145 diamine N-acetyltransferase activity
GO:0016746 acyltransferase activity
GO:0016747 acyltransferase activity, transferring groups other than amino-acyl groups
Biological Process
GO:0030435 sporulation resulting in formation of a cellular spore
GO:0043939 negative regulation of sporulation

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Molecular Function
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Biological Process
External links
PDB RCSB:1tiq, PDBe:1tiq, PDBj:1tiq
PDBsum1tiq
PubMed16210326
UniProtP21340|PAIA_BACSU Spermidine/spermine N(1)-acetyltransferase (Gene Name=paiA)

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