Structure of PDB 4uox Chain B

Receptor sequence
>4uoxB (length=452) Species: 562 (Escherichia coli) [Search protein sequence]
ASALACSAHALNLIEKRTLDHEEMKALNREVIEYFKEHVNPGFLEYRKSV
TAGGDYGAVEWQAGSLNTLVDTQGQEFIDCLGGFGIFNVGHRNPVVVSAV
QNQLAKQPLHSQELLDPLRAMLAKTLAALTPGKLKYSFFCNSGTESVEAA
LKLAKAYQSPRGKFTFIATSGAFHGKSLGALSATAKSTFRKPFMPLLPGF
RHVPFGNIEAMRTALNECKKTGDDVAAVILEPIQGEGGVILPPPGYLTAV
RKLCDEFGALMILDEVQTGMGRTGKMFACEHENVQPDILCLAKALGGGVM
PIGATIATEEVFSVLFDNPFLHTTTFGGNPLACAAALATINVLLEQNLPA
QAEQKGDMLLDGFRQLAREYPDLVQEARGKGMLMAIEFVDNEIGYNFASE
MFRQRVLVAGTLNNAKTIRIEPPLTLTIEQCELVIKAARKALAAMRVSVE
EA
3D structure
PDB4uox Structure of Putrescine Aminotransferase from Escherichia Coli Provides Insights Into the Substrate Specificity Among Class III Aminotransferases.
ChainB
Resolution2.085 Å
3D
structure
Catalytic site residues are labeled in the structure
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Enzymatic activity
Catalytic site (original residue number in PDB) F50 F180 E238 D271 Q274 K300 T332 R426
Catalytic site (residue number reindexed from 1) F43 F173 E231 D264 Q267 K293 T325 R419
Enzyme Commision number 2.6.1.29: diamine transaminase.
2.6.1.82: putrescine--2-oxoglutarate transaminase.
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 PLP B T331 T332 T324 T325
BS02 PLP B S149 G150 T151 F180 H181 G182 E238 D271 V273 Q274 K300 S142 G143 T144 F173 H174 G175 E231 D264 V266 Q267 K293
BS03 PUT B F91 E243 F84 E236
Gene Ontology
Molecular Function
GO:0008483 transaminase activity
GO:0019161 diamine transaminase activity
GO:0030170 pyridoxal phosphate binding
GO:0033094 putrescine--2-oxoglutarate transaminase activity
GO:0042802 identical protein binding
GO:0042803 protein homodimerization activity
Biological Process
GO:0009447 putrescine catabolic process
GO:0019477 L-lysine catabolic process
Cellular Component
GO:0005829 cytosol

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Cellular Component
External links
PDB RCSB:4uox, PDBe:4uox, PDBj:4uox
PDBsum4uox
PubMed25423189
UniProtP42588|PAT_ECOLI Putrescine aminotransferase (Gene Name=patA)

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