you can also use this 
@array=('human.NT_113898','human.contig.1','human.2','human.IV');
foreach (@array)
{
if(/(\w+\.)(\w+|\d+|\.)/){print $2."\n";}
}

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In reply to Re: Removing first part of string with regex by Anonymous Monk
in thread Removing first part of string with regex by Anonymous Monk

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