SEQUENCE LISTING <110> University of Massachusetts <120> ANTI-POLYMERIC IgA ANTIBODIES AND METHODS OF USE <130> 50811-006WO2 <150> US 62/826,288 <151> 2019-03-29 <160> 33 <170> PatentIn version 3.5 <210> 1 <211> 8 <212> PRT <213> Artificial Sequence <220> <223> Synthetic Construct <400> 1 Gly Phe Thr Phe Ser Asn Tyr Gly 1 5 <210> 2 <211> 8 <212> PRT <213> Artificial Sequence <220> <223> Synthetic Construct <400> 2 Ile Asn Arg Gly Gly Asp Arg Ile 1 5 <210> 3 <211> 14 <212> PRT <213> Artificial Sequence <220> <223> Synthetic Construct <400> 3 Arg Gly Leu Tyr Tyr Tyr Gly Ser Asp Tyr Tyr Phe Asp Tyr 1 5 10 <210> 4 <211> 6 <212> PRT <213> Artificial Sequence <220> <223> Synthetic Construct <400> 4 Gly Asn Ile His Asn Tyr 1 5 <210> 5 <211> 3 <212> PRT <213> Artificial Sequence <220> <223> Synthetic Construct <400> 5 Asn Ala Lys 1 <210> 6 <211> 9 <212> PRT <213> Artificial Sequence <220> <223> Synthetic Construct <400> 6 His His Tyr Tyr Ser Thr Pro Tyr Thr 1 5 <210> 7 <211> 25 <212> PRT <213> Artificial Sequence <220> <223> Synthetic Construct <400> 7 Asp Val Lys Leu Val Glu Ser Gly Glu Gly Leu Val Lys Pro Gly Gly 1 5 10 15 Ser Leu Lys Leu Ser Cys Val Ala Ser 20 25 <210> 8 <211> 17 <212> PRT <213> Artificial Sequence <220> <223> Synthetic Construct <400> 8 Met Ser Trp Val Arg Gln Thr Pro Glu Lys Arg Leu Glu Trp Val Ala 1 5 10 15 Phe <210> 9 <211> 38 <212> PRT <213> Artificial Sequence <220> <223> Synthetic Construct <400> 9 Tyr Tyr Ala Asp Thr Val Lys Gly Arg Phe Thr Ile Ser Arg Asp Asn 1 5 10 15 Ala Arg Asn Thr Leu Tyr Leu Gln Met Ser Ser Leu Lys Ser Glu Asp 20 25 30 Thr Ala Ile Tyr Tyr Cys 35 <210> 10 <211> 11 <212> PRT <213> Artificial Sequence <220> <223> Synthetic Construct <400> 10 Trp Gly Gln Gly Thr Thr Leu Thr Val Ser Ser 1 5 10 <210> 11 <211> 26 <212> PRT <213> Artificial Sequence <220> <223> Synthetic Construct <400> 11 Asp Ile Gln Met Thr Gln Ser Pro Ala Ser Leu Ser Thr Ser Val Gly 1 5 10 15 Glu Thr Val Thr Ile Thr Cys Arg Ala Ser 20 25 <210> 12 <211> 17 <212> PRT <213> Artificial Sequence <220> <223> Synthetic Construct <400> 12 Leu Ala Trp Ser Gln Gln Lys Gln Gly Asn Ser Pro Gln Leu Leu Val 1 5 10 15 Tyr <210> 13 <211> 36 <212> PRT <213> Artificial Sequence <220> <223> Synthetic Construct <400> 13 Thr Leu Ala Glu Gly Val Pro Ser Arg Phe Ser Gly Ser Gly Ser Gly 1 5 10 15 Thr Gln Tyr Ser Leu Lys Ile Asn Ser Leu Gln Pro Glu Asp Phe Gly 20 25 30 Ser Tyr Tyr Cys 35 <210> 14 <211> 10 <212> PRT <213> Artificial Sequence <220> <223> Synthetic Construct <400> 14 Phe Gly Ser Gly Thr Lys Leu Glu Ile Lys 1 5 10 <210> 15 <211> 121 <212> PRT <213> Artificial Sequence <220> <223> Synthetic Construct <400> 15 Asp Val Lys Leu Val Glu Ser Gly Glu Gly Leu Val Lys Pro Gly Gly 1 5 10 15 Ser Leu Lys Leu Ser Cys Val Ala Ser Gly Phe Thr Phe Ser Asn Tyr 20 25 30 Gly Met Ser Trp Val Arg Gln Thr Pro Glu Lys Arg Leu Glu Trp Val 35 40 45 Ala Phe Ile Asn Arg Gly Gly Asp Arg Ile Tyr Tyr Ala Asp Thr Val 50 55 60 Lys Gly Arg Phe Thr Ile Ser Arg Asp Asn Ala Arg Asn Thr Leu Tyr 65 70 75 80 Leu Gln Met Ser Ser Leu Lys Ser Glu Asp Thr Ala Ile Tyr Tyr Cys 85 90 95 Arg Gly Leu Tyr Tyr Tyr Gly Ser Asp Tyr Tyr Phe Asp Tyr Trp Gly 100 105 110 Gln Gly Thr Thr Leu Thr Val Ser Ser 115 120 <210> 16 <211> 107 <212> PRT <213> Artificial Sequence <220> <223> Synthetic Construct <400> 16 Asp Ile Gln Met Thr Gln Ser Pro Ala Ser Leu Ser Thr Ser Val Gly 1 5 10 15 Glu Thr Val Thr Ile Thr Cys Arg Ala Ser Gly Asn Ile His Asn Tyr 20 25 30 Leu Ala Trp Ser Gln Gln Lys Gln Gly Asn Ser Pro Gln Leu Leu Val 35 40 45 Tyr Asn Ala Lys Thr Leu Ala Glu Gly Val Pro Ser Arg Phe Ser Gly 50 55 60 Ser Gly Ser Gly Thr Gln Tyr Ser Leu Lys Ile Asn Ser Leu Gln Pro 65 70 75 80 Glu Asp Phe Gly Ser Tyr Tyr Cys His His Tyr Tyr Ser Thr Pro Tyr 85 90 95 Thr Phe Gly Ser Gly Thr Lys Leu Glu Ile Lys 100 105 <210> 17 <211> 24 <212> DNA <213> Artificial Sequence <220> <223> Synthetic Construct <400> 17 ggattcactt tcagtaacta tggc 24 <210> 18 <211> 24 <212> DNA <213> Artificial Sequence <220> <223> Synthetic Construct <400> 18 attaataggg gtggtgatcg catc 24 <210> 19 <211> 42 <212> DNA <213> Artificial Sequence <220> <223> Synthetic Construct <400> 19 agagggcttt attactacgg tagtgactac tactttgact ac 42 <210> 20 <211> 18 <212> DNA <213> Artificial Sequence <220> <223> Synthetic Construct <400> 20 gggaatattc acaattat 18 <210> 21 <211> 9 <212> DNA <213> Artificial Sequence <220> <223> Synthetic Construct <400> 21 aatgcaaaa 9 <210> 22 <211> 27 <212> DNA <213> Artificial Sequence <220> <223> Synthetic Construct <400> 22 catcattatt atagtactcc atatacg 27 <210> 23 <211> 75 <212> DNA <213> Artificial Sequence <220> <223> Synthetic Construct <400> 23 gacgtgaagc tggtggagtc tggggaaggc ttagtgaagc ctggagggtc cctgaaactc 60 tcctgtgtag cctct 75 <210> 24 <211> 51 <212> DNA <213> Artificial Sequence <220> <223> Synthetic Construct <400> 24 atgtcttggg ttcgccagac tccagagaag aggctggagt gggtcgcatt c 51 <210> 25 <211> 114 <212> DNA <213> Artificial Sequence <220> <223> Synthetic Construct <400> 25 tactatgcag acactgtgaa gggccgattc accatctcca gagacaatgc caggaacacc 60 ctgtatttgc aaatgagcag tctgaagtct gaggacacag ccatatatta ctgt 114 <210> 26 <211> 33 <212> DNA <213> Artificial Sequence <220> <223> Synthetic Construct <400> 26 tggggccaag gcaccactct cacagtctcc tca 33 <210> 27 <211> 78 <212> DNA <213> Artificial Sequence <220> <223> Synthetic Construct <400> 27 gatatccaga tgactcagtc tccagcctcc ctgtctacat ctgtgggaga aactgtcacc 60 atcacatgtc gagcaagt 78 <210> 28 <211> 51 <212> DNA <213> Artificial Sequence <220> <223> Synthetic Construct <400> 28 ttagcgtggt ctcagcagaa acagggaaat tctcctcaac tcctggtcta t 51 <210> 29 <211> 108 <212> DNA <213> Artificial Sequence <220> <223> Synthetic Construct <400> 29 accttagcgg aaggtgtgcc atcgaggttc agtggcagtg gatcaggaac acaatattct 60 ctcaagatca acagcctgca gcctgaggat tttgggagtt attactgt 108 <210> 30 <211> 30 <212> DNA <213> Artificial Sequence <220> <223> Synthetic Construct <400> 30 ttcggatcgg ggaccaagct ggaaataaaa 30 <210> 31 <211> 363 <212> DNA <213> Artificial Sequence <220> <223> Synthetic Construct <400> 31 gacgtgaagc tggtggagtc tggggaaggc ttagtgaagc ctggagggtc cctgaaactc 60 tcctgtgtag cctctggatt cactttcagt aactatggca tgtcttgggt tcgccagact 120 ccagagaaga ggctggagtg ggtcgcattc attaataggg gtggtgatcg catctactat 180 gcagacactg tgaagggccg attcaccatc tccagagaca atgccaggaa caccctgtat 240 ttgcaaatga gcagtctgaa gtctgaggac acagccatat attactgtag agggctttat 300 tactacggta gtgactacta ctttgactac tggggccaag gcaccactct cacagtctcc 360 tca 363 <210> 32 <211> 321 <212> DNA <213> Artificial Sequence <220> <223> Synthetic Construct <400> 32 gatatccaga tgactcagtc tccagcctcc ctgtctacat ctgtgggaga aactgtcacc 60 atcacatgtc gagcaagtgg gaatattcac aattatttag cgtggtctca gcagaaacag 120 ggaaattctc ctcaactcct ggtctataat gcaaaaacct tagcggaagg tgtgccatcg 180 aggttcagtg gcagtggatc aggaacacaa tattctctca agatcaacag cctgcagcct 240 gaggattttg ggagttatta ctgtcatcat tattatagta ctccatatac gttcggatcg 300 gggaccaagc tggaaataaa a 321 <210> 33 <211> 137 <212> PRT <213> Homo sapiens <400> 33 Gln Glu Asp Glu Arg Ile Val Leu Val Asp Asn Lys Cys Lys Cys Ala 1 5 10 15 Arg Ile Thr Ser Arg Ile Ile Arg Ser Ser Glu Asp Pro Asn Glu Asp 20 25 30 Ile Val Glu Arg Asn Ile Arg Ile Ile Val Pro Leu Asn Asn Arg Glu 35 40 45 Asn Ile Ser Asp Pro Thr Ser Pro Leu Arg Thr Arg Phe Val Tyr His 50 55 60 Leu Ser Asp Leu Cys Lys Lys Cys Asp Pro Thr Glu Val Glu Leu Asp 65 70 75 80 Asn Gln Ile Val Thr Ala Thr Gln Ser Asn Ile Cys Asp Glu Asp Ser 85 90 95 Ala Thr Glu Thr Cys Tyr Thr Tyr Asp Arg Asn Lys Cys Tyr Thr Ala 100 105 110 Val Val Pro Leu Val Tyr Gly Gly Glu Thr Lys Met Val Glu Thr Ala 115 120 125 Leu Thr Pro Asp Ala Cys Tyr Pro Asp 130 135