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. 1999 Sep 28;96(20):11253–11258. doi: 10.1073/pnas.96.20.11253

Table 1.

Percentages of amino acid identity between serine protease domains

Serine protease Amino acid identity, %
Ovochymase Ovotryptase1 Ovotryptase2
Ovochymase (Xenopus) 32 39
Ovotryptase1 (Xenopus) 32 36
Ovotryptase2 (Xenopus) 39 36
Oviductin (Xenopus) 34 47 38
Trypsin (Xenopus) 35 35 44
Chymotrypsin b (bovine) 41 37 39
Elastase 2a (human) 41 36 40
Nudel (Drosophila) 40 36 37
Snake (Drosophila) 28 31 30
Easter (Drosophila) 37 31 36
Gastrulation defective (Drosophila) 27 24 23

Values of highest identity are underlined. GenBank accession numbers not given elsewhere are nudel (P98159), snake (X04513), easter (J03154); and gastrulation defective (AF056311).