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	EMBnet.journal
		A Palmeri
								
Centre of for Molecular Bioinformatics, Department of Biology, University of Tor Vergata, Roma		
Italy	
		M Helmer-Citterich
								
Centre of for Molecular Bioinformatics, Department of Biology, University of Tor Vergata, Roma		
Italy	
		PF Gherardini
								
Centre of for Molecular Bioinformatics, Department of Biology, University of Tor Vergata, Roma		
Italy	
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