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Table 2. Differential characteristics of Holdemania massiliensis strain AP2T, Holdemania filiformis strain ATCC 51649, Solobacterium moorei strain CCUG 39336 and Erysipelothrix rhusiopathiae strain ATCC 19414T.

From: Non-contiguous finished genome sequence and description of Holdemania massiliensis sp. nov.

Properties H. massiliensis H. filiformis S. moorei E. rhusiopathiae
Cell diameter (µm) 0.57 1.0–1.2 0.8–1.4 0.8–2.5
Oxygen requirement anaerobic anaerobic anaerobic facultative anaerobes
Pigment production +
Gram stain + + + +
Salt requirement
Motility
Peptidoglycan type na B1δ (L-Ala)-D-Glu-L-Asp-L-Lys- na B1δ (L-Ala)-D-Glu-Gly-L-Lys
Endospore formation
Production of     
Acid phosphatase   na na +
Catalase + na
Oxidase na na
Nitrate reductase
Urease na na na
β-galactosidase + na na
N-acetyl-glucosamine na na +
Acid from     
L-Arabinose w
Ribose + w +
Mannose + w w
Mannitol + w
Sucrose + w/-
D-glucose + + + +
D-fructose + + + +
D-maltose + w + +
D-lactose + w +
Hydrolysis of gelatin na +
G+C content (mol%) 47.1 50.2 36.8 36.6
Habitat human gut human gut human gut animal feces, environmental, human infection
  1. na = data not available; w = weak