Table 1 Strains used in this study

Streptomyces

   S. coelicolor M145

SCP1^- SCP2^-

[6]

   S. lividans 1326

SLP2 SLP3

[6]

   S. lividans ZX7

pro-2 str-6 rec-46 dnd SLP2^- SLP3^-

[37]

   S. venezuelae ISP5230

A jadomycin B producer

[49]

Thermophilic Streptomyces

   22 strains (4F, 2C, T1-1, T1-2, T5A-1, T6-5, T6-1-4, T1A, T6A-2, T6A-3, T6B-1, T6B-2, T6B-5, T6B-6, T6B-8, T6C-1, T6C-5, T6D-1, T6D-2, T6E-1, T6E-2, T6F-2)

Isolated from garden soil at the Shanghai Institute of Plant Physiology and Ecology

This work

   11 strains (G101, G103, G303, G102, G507, G302, 403, 202G, G304, 301, 005)

Isolated from weed manure in Hunan province

This work

   8 strains (A1, Z2-1, X1-3, X1-6, X2-1, X3-3, X4-3, X5-5)

Isolated from swine manure in Hunan, Hubei and Fujian province

This work

Escherichia coli

   DH5α

F- deoR recA1 endA1 hsdR17(rk- mk+) phoA supE44 λ- thi-1 gyrA96 relA1

Life Technologies, Inc

   ET12567 (pUZ8002)

dam dcm hsdM cm kan

[6]