Supplementary figure Genomic DNA sequence of cold-adapted PI12 serine protease (4081 bp) (5’-3’) Partial sequence from recombinant plasmid (shotgun cloning) (1321 bp) Full genomic DNA sequence of cold-adapted PI12 serine protease (4081 bp) Partial sequence from DNA Walking approach (1531 bp) TCACAGAAGTATGCCAAGCGAGGGGGGGGGGTCTGCTAGCGCGAATCGAGAAAACACAAAAGAACCTCCC GACTTGGCGTTGCTTCTGCTCTTCTCCTTCTCCCAACCGCCGACAATAAAAACTATAACACACACACACC CCATCTCGACGCCTGCAGACTTCACGACTCTCCTCACGCTCTTTACCGCCCCACGGGTCCCACCCACGAG CCACGATGCTCTTCCTCCCCGTCCTCCTCCTCCTCCTTCCCGGCGTCACTGCCTTCCTCAACCCAGTTAC CAACCGCGCGACCAACGCCATCTCCTCGACTCAATACCTCTCTAACGCCTATATCCTCGAATTGGACCTC TCCACCCCCGGCCTCGTCAAACGGGATAGCACGCCCGACTCTGTGCGTCCCGCGTTCCTCCCTCGCTGTC GAAGACGAGCTAACAATGACGTGGTAGATCCTAGAGGACGTACTCACGTCCGTAGGCCGCAACGGTATCA AGTACCAACTCCGCCACCGCTTTATCTCCCCGACTCTGTTCCACGGCGCTTCGATCACTGTCCCCCCTGG AATCTCCCGCTCCCAAATCGCCTCTCTCCGCGGTATCAAAGTCCGTCCCTCTCTCTCCCCTACTCCCTCC GTGCTAACCCTGCACGCAACAGCGCGTCTGGCCCGTTCGAAAGTTCTCCCGACCCAGCGCAGTAGTGGAC GCCGATGGAGGAGGAAGCGGGTTCTCAGGGTCGCCTATCAAGGCGGCGCTCATGGGGGTGAAAGAGCTCG GGAAGCGCGCGAACGCTTATGCTGGAGATACGTTTGGACCGCATGTCATGACGGGGGTTAATGAGACGCA TGAGGCGGGGTTGTTGGGAGCTGGGATTAAGGTGTGTTTTCGTCTTTGTTTGGGGGAGGGGGGAGGGAGG AGCTGATTAATGGGTGCAGATTGGGGTGCTGGACACTGGTGAGAAGCGGTTTGGAGGGAGGAGAGGATGG AGCTGATGAGTGTGCAGGTGTTGATTATTTGAACCCGATTCTGGGAGGCTGCTTTGGACCTGGGTGCCAT ATGTCGTTTGGGTACGACTTGGTTGGCGATGATTACGATGGAGATAACGCTCCTGTGCCGGATGTGGATC CTTGTGCGTCCTTCCCTCCGCGATGGGCTGGAATCTGAGCTGACGGCGTTGTTGATCAGTTGCGAGCTGC GATCCTCATGGTTCGTCTCGCTTTCCGCTCCTCTGATGCGCTCGCTGATGCACTTGGCAATAGGAACTCA CGTTACGGGAATCATTGGAGCGCTCCCGAATGCGTTTGGATTTACTGGCGTCGCACCCGCCGCTACTCTG GGCCACTACCGAGTGCGCTCCCTCTATCCGTTCTTCCTCGCAGCTCCCACTCACTCGTGCTTCCAGGTAT TTGGCTGCACTGGCTTCGTCGGAGAAGATATCGTTCGTCCTCTCTCCAGTCCCGGCTAGCGATCCTGCTT CTGACTTCGCATCTCCCTCTGAGATTCTCGCTGGACTCATGCGAGGAGTCGAGGACAACTGCAACGTCTT GACCCTCTCTCTCGGAGGTCCAGGAGGGTGGGTCAAGGGCACGCCGGCGTCCATCCTTATCGACCAGATC GAAGCGCAAGGCATTCTCGTCACCGTCGCCACTGGCAACTCGGGAGCTGAGGGTGAGCTCCTCGCTACTT GCGCGTCGAGACCAGTACTAACAGGGGCGTGGACGCAGGCATGTTCTTCTCCGAGTCTCCCGCCTCGACG ATCAACGGCCTTTCCATCGCATCCACGTCCGTCTCTCCCTTCCTTCGCACGCCACTCGCTCACACTCTCT CGCAGGGACGTTACCGACCTCATCGCCTACAACGCCACCGTCTCAGGCCAACCTGCGATCCCTTACCTCT CCGCCACGCCCCTCAACGTCGTCGCCAACAGCTTCCGCGTCCACTTCACCTCTACCGACCCCAACAACCC CGTCGACGCCTGCTCTCCTCTTCCGGCTGGAGCGCCCGACTTCGCCAACTATGTTACGGTCGTTCAGCGT GGGACTTGTACGTTCGTTACCAAGTACCAGAACGTTCTCAATGCTGGAGGGTGCGTCGGCTTCTTCTCTC CCGACTGGATTGGGCGGAGACTGACCTTCTGAGCAGAAAGATCGTATTGTTGTACAACTCGGAGGGAGCT GGGAACCTCCCTTACCTCACGCCCAACGGTGTCGGCATCGACGCCGTTGCAGGTCTTCGTCGTTCCGACG GACTCAAGGTTCGTCTACGCTCTTCGGTGCTGAGGCCCTTCTCTGATCTCGCTCCGACAGCTTCTCTCGT ACTATCAGAATGCCAACAAGCGTCTCACTCTGCGCTTCCCCAAGGGCAAGATCGTCGCAGGCTTGACCGA TACCATCACCGGCGGACTCATCTCGTTCGTTCCTCTCCGCCTCCCTCGCTGGCCGATGAGCTGACGCGGT CTTTGCAGGGGTTACTCGACGTTTGGTCCGACGAATGACCTCTACGGTCAGCCTACCCTCTCTGCCCCTG GTGGCAACATCCTTTCGACCTTCCCTCTCTCCGAGGGAGGAGTGGCGGTCATCAGTGGGACGAGCATGTC GTGCCCCTTTGTCGGTTCGTCCTTCTCCTCGTTCGTTCGCTGAGCGTCGACTGATCTTGCACGATCGCAG CTGGATCTGCGGCGGTCCTCATGGCCGCTCGCGCTTCGGAGAACCTCACGCCGCTTGAGATCAGGAGTCT CCTTACTACCACTGCGAAGCTTACGCCGGTCTCGCTCTTGGGATCGACGCCTTTGGTGAGCGTGATTCGT CAAGGAGGAGGTACGTTCCTTTCTCGCTGCTTTGAGGATCGAGGCTGATTAGCGAGCTTCGCAGGACTCG TTCAGGTTGCCAAGGCGCTCGCGGCCAAGACGCTAATCTCTCCTCACGAGCTCCTGCTCAACGACACTGC GAACGCGAACTACGTCCAGACTATCAAGATCAAGAACACCAACTCGTGGGCGATGAAGTACACCTTCTCC TCGGCCGTCGCCCAAGGACTCGGAACTTTCGACGCTTCGGGCGATATCCTCCCTACCCTCGACCCAGTCG CCGTCTCTGGCGCACAGGCTACCGTCGCGTTCAACACTCGGATCCTCAGCGTCGCGCCCGGCGCGACGGG GTCCGTCGTGGCGACTATCACGCCGCCGGTTCTTCCCGTAGCGGACGCTGCGAGGTTCCCTATCTTCTCT GGGTGGATCAGGGTGAATGGGCAAGGCGCGAGGGATAGCAGTAGGAACGAGGCGTACACTGGTGCGTTTG GCTCGCTTTTTGGGAGGTGCCGAGCTAATCGTTTCTCGTAGTCCCGTACTTTGGGCTTGCGGCGAAGATG ATCGATATGCAAGGTGCGTCGATGGTTCTCTCGCTTCTCTCTCGGTTGCTCACTTCAAAGTGCAGTCCTC GACACCACCGAGACCATTTACGGTCCGGGCTACGCCTACCCCTTCGTGATCGACGACGCGATTGGAGACA TCCAATCCACCACAACGTCGTACTCCAGGAACCTCGGGCCCACCGTCTTCGCTCGCTTTGCCATGCGTCG ACCGTCCTCATTTCCTGCGGCAGAGCGAGAGCTGATTCCGACCTCGAACAGCTGGAACCCTTCACTACAG CCTCGATCTCGTCCTAGCCGACATCGCCTTTACCCCCACCTACCCCAACTCCTCCCCCGCCACTCGTTTC GTCAAGCGCTCCCTCACGCAGCACACCTCTGCCGCTTCGCACCTCGCCAAGCGCCGCGTCTCCATCGCCA CTATCAACCCCAAAGCCACCCTCGTCGCCGATCGACAGCTCCACTCGGACGTCCCTATCGAGGGCAACAT CTTCACCCAACCCTTTACTGGAAGGGATTACCTCGTCGACGCAGCCCCGACGGGATCCACCGATCGTACC GTCACTTTTAACGGGCAGTACGCCGAGAACGGCCTCGTGAGGACGGCTGTGACGGGGACTTCGTACCGCT TCCTCCTTCGGGCGTTGAAGATCTCGGGAGACGCGATGTACGAGGATCAGTATGAGAGCTGGCTCTCGCT ACCGTTCTCGTTCCGTGCGTAG 91531 bp) 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 Sequence overlapping: Both partial sequences from recombinant plasmid 4Blunt/PI12 protease (shotgun cloning) and DNA walking were joined together and made up a total length of 2687 bp 1 69 2