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Table 1 Physiochemical properties and optimal reaction conditions of the proteinase K (1IC6) and the three cuticle-degrading enzymes (PR1, VCP1 and Ver112).

From: Characterizing structural features of cuticle-degrading proteases from fungi by molecular modeling

Protease

Fungus

Host

MWa (kDa)

NAAb

pIc

RK/DEd

EXTCOEFe (M-1cm-1)

Inhibitor

SIh (%)

Optimumi

          

pH

T j (°C)

1IC6

Tritirachium album

NA

28.9

279

7.71

20/19

33200

PMSFf

DFPg

100

7.5–12

50–60

PR1

Metarhizium anisopliae

Insect

28.6

281

8.37

21/18

26800

PMSF

66.4

8–10

50–60

VCP1

Pochonia chlamydosporia

Nematode

28.5

281

7.74

20/19

28650

PMSF

62.5

8–10

50–60

Ver112

Lecanicillium psalliotae

Insect

28.6

280

8.67

22/18

27370

PMSF

64.1

8–10

50–60

  1. a Calculated molecular weight.
  2. b Number of amino acids.
  3. c Predicted isoelectric point.
  4. d Number of positively charged residues/number of negatively charged residues.
  5. e Predicted extinction coefficient at 280 nm.
  6. f Phenyl methane sulphonyl fluoride.
  7. g Diisopropyl fluorophosphates.
  8. h Sequence identity with respect to 1IC6.
  9. i Optimal reaction conditions.
  10. j Temperature.