Compositions and methods comprising serine protease variants

Abstract

The present invention provides methods for protein engineering and serine protease variants produced there from. Specifically, the present invention provides serine protease variants having one or more substitutions as compared to a reference serine protease. In addition, the present invention provides compositions comprising these serine protease variants. In some embodiments, the present invention provides cleaning compositions comprising at least one of these serine protease variants.

1 - 22 . (canceled) 
     
     
         23 . A cleaning composition comprising a subtilisin, wherein said variant comprises a combination of substitutions selected from: TS87N/G118V/S128L/P129Q/S130A/S24W/S101L/Q109K, S87N/G118V/S128L/P129Q/S130A/N18K/G97P/S101L/Q109R/N185R/A215R, S87N/G118V/S128L/P129Q/S130A/172V/Q109R/S164I, S87N/G118V/S128L/P129Q/S130A/S101Y/Q109R/S188D/N248R, S87N/G118V/S128L/P129Q/S130A/N18K/G97P/S101Y/Q109L/N185R/A215R, S87R/G118R/S128L/P129Q/S130A/S101K/S188D/N248R, S87N/G118V/S128L/P129Q/S130A/S24W/S101L/Q109L, S87N/G118V/S128L/P129Q/S130A/N18K/G97P/S101Y/Q109R/N185R/A215R, S87N/G118V/S128L/P129Q/S130A/172V/S101L/Q109R/S164I, S87N/G118V/S128L/P129Q/S130A/S101Y/Q109R/S188D/T213E/N248R, S87R/G118R/S128L/P129Q/S130A/172V/S164I/S188D/N248R, S87N/G118V/S128L/P129Q/S130A/N76D, S87N/G118V/S128L/P129Q/S130A/S24W/S101Y/Q109K, S87N/G118V/S128L/P129Q/S130A/N43S/P52V/S101R/Q109R, S87N/G118V/S128L/P129Q/S130A/172V/S101Y/Q109R/S164I, S87N/G118V/S128L/P129Q/S130A/S101L/Q109L/S188D/N248R, S87N/G118V/S128L/P129Q/S130A/172V/Q109R/S164I/S188D/N248R, S87N/G118V/S128L/P129Q/S130A/N76D/S101L, S87N/G118V/S128L/P129Q/S130A/S24W/S101Y/Q109L, S87N/G118V/S128L/P129Q/S130A/N76D/S164I, S87R/G118R/S128L/P129Q/S130A/N76D/S188D/N248R, S87N/G118V/S128L/P129Q/S130A/S101Y/Q109L/S188D/N248R, S87R/G118R/S128L/P129Q/S130A/V118R/S188D/N248R, S87N/G118V/S128L/P129Q/S130A/N76D/S101M, S87N/G118V/S128L/P129Q/S130A/N18K/N76D/G97P/N185R/A215R, S87N/G118V/S128L/P129Q/S130A/172V/S101L/S164I, S87R/G118R/S128L/P129Q/S130A/S101L/S188D/N248R, S87N/G118V/S128L/P129Q/S130A/S101Y/Q109L/S188D/T213E/N248R, S87R/G118R/S128L/P129Q/S130A/Q109L/S188D/N248R, S87N/G118V/S128L/P129Q/S130A/N18K/G97P/S101L/N185R/A215R, S87N/G118V/S128L/P129Q/S130A/172V/S101Y/S164I, S87N/G118V/S128L/P129Q/S130A/S101Y/T213E/N248R, S87N/G118V/S128L/P129Q/S130A/172V/S101L/Q109L/S164I, S87R/G118R/S128L/P129Q/S130A/S101V/S188D/N248R, S87N/G118V/S128L/P129Q/S130A/N18K/G97P/S101Y/N185R/A215R, S87N/G118V/S128L/P129Q/S130A/172V/S101V/S164I, S87N/G118V/S128L/P129Q/S130A/S101L/T213E/N248R, S87N/G118V/S128L/P129Q/S130A/172V/S101Y/Q109L/S164I, S87R/G118R/S128L/P129Q/S130A/S101H/S188D/N248R, S87N/G118V/S128L/P129Q/S130A/N18K/G97P/Q109R/N185R/A215R, S87N/G118V/S128L/P129Q/S130A/172V/S101H/S164I, S87N/G118V/S128L/P129Q/S130A/S101L/Q109R/S188D/N248R, S87N/G118V/S128L/P129Q/S130A/N18K/G97P/S101L/Q109L/N185R/A215R, S87R/G118R/S128L/P129Q/S130A/S101M/S188D/N248R, N76D/S87R/G118R/S128L/P129Q/S130A/S188D, N76D/S87R/G118R/S128L/P129Q/S130A/S188D/N248K, S87N/G118V/G127S/S128L/P129Q/S130A, S87N/S101H/G118V/S128L/P129Q/S130A, S87N/S101K/G118V/S128L/P129Q/S130A, S87N/S101V/G118V/S128L/P129Q/S130A, S87N/S101Y/G118V/S128L/P129Q/S130A, S87N/S101L/G118V/S128L/P129Q/S130A, 172V/S87N/G118V/S128L/P129Q/S130A//S164I, wherein the positions are numbered by correspondence with the amino acid sequence of  B. amyloliquefaciens  subtilisin BPN′ set forth as SEQ ID NO:1. 
     
     
         24 - 38 . (canceled) 
     
     
         39 . The cleaning composition of  claim 23 , wherein said composition comprises a liquid, gel, tablet, powder and/or granule detergent. 
     
     
         40 - 47 . (canceled) 
     
     
         48 . The cleaning composition of  claim 23 , wherein said cleaning composition is selected from laundry detergents and dish detergents. 
     
     
         49 - 56 . (canceled) 
     
     
         57 . The cleaning composition of  claim 48 , comprising a laundry detergent. 
     
     
         58 . The cleaning composition of  claim 57 , wherein said laundry detergent is a heavy duty detergent. 
     
     
         59 . The cleaning composition of  claim 48 , comprising a dish detergent selected from hand dishwashing and automatic dishwashing detergents. 
     
     
         60 . The cleaning composition of  claim 23 , further comprising at least one bleaching agent. 
     
     
         61 . The cleaning composition of  claim 23 , wherein said cleaning composition is a phosphate-free or phosphate-containing detergent. 
     
     
         62 . The cleaning composition of  claim 23 , wherein said cleaning composition is a cold water detergent. 
     
     
         63 . The cleaning composition of  claim 23 , further comprising at least one additional enzyme. 
     
     
         64 . The cleaning composition of  claim 63 , wherein said at least one additional enzyme is selected from hemicellulases, cellulases, peroxidases, proteases, metalloproteases, xylanases, lipases, phospholipases, esterases, perhydrolasess, cutinases, pectinases, pectate lyases, mannanases, keratinases, reductases, oxidases, phenoloxidases, lipoxygenases, ligninases, pullulanases, tannases, pentosanases, malanases, β-glucanases, arabinosidases, hyaluronidase, chondroitinase, laccase, and amylases, or mixtures thereof. 
     
     
         65 . A method for cleaning comprising providing an item to be cleaned and a composition comprising the cleaning composition set forth in  claim 23 , and contacting said item with said composition, under conditions effective to provide cleaning of said item. 
     
     
         66 . The method of  claim 65 , further comprising the step of rinsing said item after contacting said item with said cleaning composition. 
     
     
         67 . The method of  claim 65 , wherein said item to be cleaned comprises dishware. 
     
     
         68 . The method of  claim 65 , wherein said item to be cleaned comprises fabric.