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1.5.3.14: polyamine oxidase (propane-1,3-diamine-forming)

This is an abbreviated version!
For detailed information about polyamine oxidase (propane-1,3-diamine-forming), go to the full flat file.

Word Map on EC 1.5.3.14

Reaction

spermidine
+
O2
+
H2O
=
propane-1,3-diamine
+
4-aminobutanal
+
H2O2

Synonyms

EC 1.5.3.11, flavin-containing polyamine oxidase, maize PAO, maize polyamine oxidase, MPAO, OsPAO7, PAO, ZmPAO

ECTree

     1 Oxidoreductases
         1.5 Acting on the CH-NH group of donors
             1.5.3 With oxygen as acceptor
                1.5.3.14 polyamine oxidase (propane-1,3-diamine-forming)

Crystallization

Crystallization on EC 1.5.3.14 - polyamine oxidase (propane-1,3-diamine-forming)

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CRYSTALLIZATION (Commentary)
ORGANISM
UNIPROT
LITERATURE
crystallised by the hanging drop vapour-diffusion method, with the protein solution consisting of 5 mg enzyme/ml in 300 mM NaCl and 50 mM sodium phosphate buffer, pH 6.0. Crystal structure of polyamine oxidase is determined to a resolution of 1.9 A. The enzyme contains two domains, which define a remarkable 30 A long U-shaped catalytic tunnel at their interface. The structure of PAO in complex with the inhibitor MDL72527 reveals the residues forming the catalytic machinery and unusual enzyme-inhibitor CH...OH bonds. A ring of glutamate and aspartate residues surrounding one of the two tunnel openings contributes to the steering of the substrate towards the inside of the tunnel
purified recombinant mutant ZmPAO-K300M, hanging drop vapor diffusion method, mixing of 9.0 mg/ml protein in 50 mM sodium acetate, pH 5.5, with an equal volume of reservoir solution containing ammonium sulfate in a concentration range 2.2–2.8 m and 100 mm sodium acetate, pH 4.6, 20°C, two weeks, X-ray diffraction structure determination and analysis at 2.9 A resolution,mlecular displacement, modelling
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