Research Article
Rare Halophilic Nocardiopsis from Algerian Saharan Soils as Tools for Biotechnological Processes in Pharmaceutical Industry
Table 4
Differential characteristics between isolates of the second clade and phylogenetically related species Nocardiopsis litoralis and N. kunsanensis.
(a) |
| Characteristics | Isolates AH | N. litoralis JSM 073097T | N. kunsanensis HA-9T | 0 | 1 | 12 | 38 | 52 | 63 | 64 | 67 |
| Degradation of organic compounds: | | | | | | | | | | | Casein | + | + | + | - | - | + | + | + | - | + | Esculin | + | - | - | - | + | + | - | - | - | - | Starch | + | + | + | + | + | + | + | + | - | + | Tween 80 | + | + | + | + | + | + | + | + | - | | Carbon source utilization: | | | | | | | | | | ND | Adonitol | + | + | + | + | - | + | + | + | - | ND | Arabinose | + | + | - | + | + | + | + | + | - | ND | Cellobiose | + | + | + | + | + | + | + | + | - | - | Fructose | + | - | + | + | + | + | - | + | - | + | Galactose | + | - | - | + | + | + | + | - | - | - | lactose | - | - | - | + | + | + | + | + | - | | Maltose | + | + | + | + | + | + | + | + | - | - | Mannitol | + | - | - | + | + | + | + | + | - | - | Melibiose | - | - | - | - | + | + | - | - | - | ND | Raffinose | - | - | - | + | + | + | - | - | - | - | Rhamnose | + | - | + | + | + | + | - | + | - | - | Ribose | + | + | + | - | + | + | + | + | - | ND | Trehalose | - | + | - | - | + | + | + | + | - | - | Xylose | + | + | - | + | + | + | + | - | + | - | Nitrogen source utilization: | | | | | | | | | | | Alanine | + | - | + | + | + | + | + | + | + | + | Proline | + | + | + | + | + | + | + | + | - | - | Serine | - | + | + | + | + | + | + | + | - | - | Nitrate reductase | + | + | + | - | + | + | + | + | - | - | Decarboxylation of sodium salts: | | | | | | | | | | | Acetate | + | + | - | + | + | + | + | + | - | - | Citrate | + | + | + | + | + | + | + | + | - | ND |
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(b) |
| NaCl range (optimum) (%; ) | | | |
| Temperature range (optimum) (°C) | 28-37 (30) | 20-35 (25) | 28-37 (30) | pH range (optimum) | 7-9 (7) | 6.0-10.5 (8.5) | 7.0-11.0 (9.0) | Diagnostic sugars | Glu, rib | None | None | Major phospholipids | PG, PC, PME, and PI | DPG, PC, and PG | DPG, PC, and PG |
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+, property present; -, property absent; ND: not determined. All experiments were done in duplicates. DPG: diphosphatidylglycerol; PC: phosphatidylcholine; PE: phosphatidylethanolamine; PG: phosphatidylglycerol; PI: phosphatidylinositol; PME: phosphatidylmethylethanolamine.
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