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Industrial Biotransformations

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Trypsin<br />

Pig Pancreas<br />

SER GLY GLU LEU ALA LEU PRO GLN LEU SER GLY ALA GLY PRO GLY GLY GLY LEU<br />

GLU<br />

LEU VAL<br />

GLN<br />

GLN<br />

GLY<br />

LYS<br />

ARG<br />

S<br />

S<br />

GLY<br />

A-chain<br />

ILE<br />

VAL GLU GLN CYS CYS THR SER ILE CYS SER LEU GLN CYS<br />

THR LEU GLU ASN TYR ASN<br />

VAL<br />

GLN<br />

PRO<br />

COOH ASP<br />

NH2 GLU<br />

S<br />

ALA<br />

PHE<br />

VAL<br />

S<br />

S<br />

S<br />

GLU<br />

ASN<br />

ARG<br />

GLN<br />

ARG<br />

HIS<br />

THR<br />

LEUCYS<br />

GLY SER<br />

LYS<br />

HIS LEU VAL GLU ALA LEU TYR LEU VAL CYS GLY GLU ARG<br />

PRO<br />

GLY PHETYR<br />

THR<br />

B-chain<br />

H 2N<br />

1) Reaction conditions<br />

pH: < 7.0<br />

T: 6 °C<br />

medium: aqueous<br />

reaction type: carboxylic acid amide hydrolysis<br />

catalyst: solubilized enzyme<br />

enzyme: tryptase (trypsin)<br />

strain: pig pancreas<br />

CAS (enzyme): [9002-07–7]<br />

E<br />

S<br />

S<br />

GLY<br />

ILE<br />

VAL GLU GLN CYS CYS THR SER ILE CYS SER LEU GLN CYS<br />

THR LEU GLU ASN TYR ASN<br />

COOH<br />

EC 3.4.21.4<br />

H2N<br />

PHE<br />

VAL<br />

S<br />

S<br />

S<br />

S<br />

COOH<br />

ASN<br />

ARG<br />

GLN<br />

ARG<br />

HIS<br />

THR<br />

LEU CYS GLY SER HIS<br />

LYS<br />

LEU VAL GLU ALA LEU TYR LEU VAL CYS GLY GLU ARG<br />

PRO<br />

GLY PHETYR<br />

THR<br />

1 = pro-arg-insulin<br />

2 = mono/di-arg-insulin<br />

Fig. 3.4.21.4 – 1<br />

350<br />

1<br />

2<br />

- C-chain<br />

C-chain<br />

Eli Lilly<br />

<strong>Industrial</strong> <strong>Biotransformations</strong>. Andreas Liese, Karsten Seelbach, Christian Wandrey (Eds.)<br />

Copyright © 2006 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim<br />

ISBN: 3-527-31001-0

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