TABLE 1.
Tested myxobacterial strains and numbers of PKS sequences obtained in this study
| Taxonomic group | Strain/product(s) (reference[s])a | Isolation origin | No. of PKS sequencesb
|
|
|---|---|---|---|---|
| Novel | Known | |||
| Terrestrial Cystobacterineae | Myxococcus xanthus ATCC 25232T (3) | Soil (from ATCC) | 9 | |
| Myxococcus sp. strain M1017/myxothiazol | Soil, Kanagawa, Japan | 6 | 10 | |
| Myxococcus flavescens AJ 12298/myxovirescin (19, 26) | Soil, Kanagawa, Japan | 2 | 7 | |
| Myxococcus stipitatus AJ 12587/phenalamid (14) | Soil, Kanagawa, Japan | 3 | 7 | |
| Cystobacter fuscus AJ 13278/cystothiazole (20), myxalamid (16) | Soil, Kanagawa, Japan | 1 | 10 | |
| Melittangium lichenicola ATCC 25946 | Soil (from ATCC) | 3 | 7 | |
| Stigmatella aurantiaca ATCC 25190T | Soil (from ATCC) | 2 | 6 | |
| Terrestrial Sorangiineae | Chondromyces apiculatus HT-1 | Goat feces, Okinawa, Japan | 6 | 1 |
| Sorangium cellulosum KU-4/disorazol | Soil, Tokyo, Japan | 6 | 13 | |
| S. cellulosum IS-3/ambruticin | Soil, Yokohama, Japan | 1 | 6 | |
| S. cellulosum IS-4 | Soil, Yokohama, Japan | 3 | ||
| S. cellulosum YA-2/epothilone, spirangien | Soil, Yokohama, Japan | 6 | 9 | |
| S. cellulosum EW4/epothilone | Dead angleworm, Tokyo, Japan | 3 | 11 | |
| Sorangineae myxobacteria HB-1 | Bacterial mat, Hakuba Spring, Japan | 1 | 1 | |
| Marine Sorangiineae | Plesiocystis pacifica SIR-1T (10) | Seagrass, Iriomote Island, Japan | 3 | |
| Plesiocystis sp. strain SIS-2 | Sea sand, Ishigaki Island, Japan | 7 | ||
| Enhygromyxa salina SHK-1T (11) | Sludge, Saroma Lake, Japan | 5 | ||
| Enhygromyxa sp. strain SMH-02-3/nannochelin | Sea sand, Miura Peninsula, Japan | 7 | ||
| Enhygromyxa sp. strain SYM-1 | Sea sand, Izu Peninsula, Japan | 5 | ||
| Haliangium tepidum SMP-10T (7) | Seagrass, Miura Peninsula, Japan | 10 | ||
a
Strains: from the culture collection of Ajinomoto Co., Inc., Japan. Product: identified in the joint research by Ajinomoto Co., Inc. and Nagoya University.
b
Numbers of non-redundant sequences in each strain. Novel: identity to the best match of BLAST search was <70%. Known: >70% identity.