>sp|P80596|SSI_STRNE Protease inhibitor SIL-V1/SIL-V4 OS=Streptomyces netropsis SLFAPSALVLTVGEGESAADSGVQRAVTLTCTPKASGTHPAARAACDQLRAVDGDFKALV TTKSDRVCTKEYRPIVITAEGVWDGHRVSYEHKFANPCMASDGKGVVFEF