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Pleurotus ostreatus invaluable source of laccases for industrial production

A.101 - SANNIA Giovanni

A.101 - SANNIA Giovanni

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P. <strong>ostreatus</strong> <strong>laccases</strong><br />

POX1<br />

POXC<br />

POX4<br />

LACC3<br />

LACC12<br />

LACC7<br />

POX3<br />

POXA1b<br />

LACC8<br />

POX5<br />

POXA3<br />

LACC5<br />

A neutral blue laccase very stable at<br />

alkaline pH<br />

t 1/2 at pH 10: 100 days<br />

Giardina P., et al., Biochem. J. 1999<br />

Structure-function relationships analysis<br />

POXC is very effective in dye<br />

synthesis.<br />

Bioscreen<br />

POXC<br />

PS344<br />

CotA<br />

PO33<br />

PS7NI<br />

Remaining LAR1 ABu62produced<br />

0 500 200 1000 400 1500 600 2000 800 1000<br />

[ABu62] [LAR1] µM µM<br />

SOPHIED, European Project FP6 2004-2008<br />

An atypical heterodimeric<br />

laccase very effective in dyes<br />

decolourization.<br />

Reactive blue 19<br />

(Remazol Brilliant blue R -RBBR)<br />

Palmieri G., et al., Enz. Microb. Technol. 2005<br />

Palmieri G., et al., Biotechnol. Prog. 2005<br />

IPBT 2011, Milan Giovanni Sannia

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