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Organic Chemistry

Reconstitution of biosynthetic machinery of fungal polyketides: unexpected oxidations of biosynthetic intermediates by expression host

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Pages 426-431 | Received 10 Jul 2015, Accepted 16 Sep 2015, Published online: 05 Nov 2015

Figures & data

Fig. 1. HPLC profile of the extracts from A. oryzae transformant AO-ccsAC.

Fig. 1. HPLC profile of the extracts from A. oryzae transformant AO-ccsAC.

Fig. 2. HPLC profiles of the extracts from A. oryzae transformants; (i) AO-sol1; (ii) AO-sol1/2; (iii) AO-sol1/2/6; (iv) AO-sol1/2/6/5.

Fig. 2. HPLC profiles of the extracts from A. oryzae transformants; (i) AO-sol1; (ii) AO-sol1/2; (iii) AO-sol1/2/6; (iv) AO-sol1/2/6/5.

Fig. 3 Undesired oxidative transformation of prosolanapyrone I (6) in the AO-sol1/2.

Fig. 3 Undesired oxidative transformation of prosolanapyrone I (6) in the AO-sol1/2.

Fig. 4. Undesired oxidations of fungal metabolites found in heterologous expression of biosynthetic gene clusters in A. oryzae.

Fig. 4. Undesired oxidations of fungal metabolites found in heterologous expression of biosynthetic gene clusters in A. oryzae.

Scheme 1. Proposed biosynthetic pathway of cytochalasin and undesired oxidation by A. oryzae.

Scheme 1. Proposed biosynthetic pathway of cytochalasin and undesired oxidation by A. oryzae.

Scheme 2. Reconstitution of solanapyrone biosynthetic gene cluster in A. oryzae.

Scheme 2. Reconstitution of solanapyrone biosynthetic gene cluster in A. oryzae.

Scheme 3. Undesired side reactions found in heterologous expression of biosynthetic gene clusters in A. oryzae.

Scheme 3. Undesired side reactions found in heterologous expression of biosynthetic gene clusters in A. oryzae.
Supplemental material

15BBB-solanapyrone-SI_final-925.pdf

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