>sp|P01077|IMEP_STRNI Metalloproteinase inhibitor OS=Streptomyces nigrescens GN=smpI MVRKRALGLAGSALTLVLGAVGFTAPAQAAPSCPAGSLCTYSGTGLSGARTVIPASDMEK AGTDGVKLPASARSFANGTHFTLRYGPARKVTCVRFPCYQYATVGKVAPGAQLRSLPSPG ATVTVGQDLGD