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. 2022 Jan 5;12:803896. doi: 10.3389/fmicb.2021.803896

TABLE 1.

Key traits of predicted bacteroidetal PET esterases.

Predicted PETase GenBank entry/MGY identifier Phylogenetic Affiliation aa/MW (kDa) Derived from Expression level/solubility Active on
pNP-C6/-C10 TBT Impranil®
DLN		 PCL BHET PET-foil PET particles
PET27 WP_111881932 Aequorivita sp. CIP111184 364/37.8 Antarctic source (Li et al., 2017) High/majority in inclusion bodies + + + + + + +
PET28 WP_073216622 Aequorivita viscosa 365/38.3 Seaweed (Li et al., 2017) High/majority in inclusion bodies + + + + + - -
PET29 WP_052671284 Aequorivita vladivostokensis 365/39.3 Troitsa bay, Sea of Japan (Li et al., 2017) High/majority in inclusion bodies + + + + + - -
PET30 WP_039353427 Kaistella jeonii 366/37.4 Antarctic moss (Li et al., 2017) High/majority soluble + + + + + + +
PET38 WP_083800582.1/GCA_ 000194605.1 Fluviicola taffensis 447/40.4 River, United Kingdom (Woyke et al., 2011) Low - - N.D. - - - -
PET53 k99_709705_13 Aequorivita sp. 294/37.8 Marine aquaculture fish tank metagenome/unpublished data University of Hamburg Low - - N.D. - N.D. N.D. N.D.
PET57 GUT_GENOME137663_00143 Porphyromonas sp. 323/36.3 Human gut (Mitchell et al., 2019; Almeida et al., 2021) High/majority soluble - - + + N.D. N.D. N.D.
PET58 GUT_GENOME065712_01381 Porphyromonas bennonis 338/37.6 Human gut (Mitchell et al., 2019; Almeida et al., 2021) High/majority in inclusion bodies - - - + N.D. N.D. N.D.
PET59 GUT_GENOME243617_00165 Porphyromonas sp. 345/38.4 Human gut (Mitchell et al., 2019; Almeida et al., 2021) High/majority soluble - - + N.D. N.D. N.D.

TBT, tributyrin; BHET, bis-(2-hydroxyethyl) terephthalate; PCL, polycaprolactonate; pNP-C6/C10, para-nitrophenyl esters with chain length C6 or C10; aa, amino acids; MW, molecular weight. N.D. not determined. +, active; -, not active.