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To access to the microbial genetic resources of deep-sea sediment by a culture-independent approach, the sediment DNA was extracted and cloned into fosmid vector (pCC1FOS) generating a library of 39,600 clones with inserts of 24–45 kb. The clone fss6 producing red-brown pigment was isolated and characterized. The pigment was identified as melanin according to its physico-chemical characteristics....
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