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Table 2 Reconstructed sugar utilization pathways and newly assigned genes in Shewanella spp.

From: Genomic encyclopedia of sugar utilization pathways in the Shewanella genus

Sugar utilization pathway (subsystem) Number of genomes Number of genes Newly assigned genes
Carbohydrates Abbrev.    regulation transport enzymes auxiliary
Central carbon metabolism CCM 19 21 - - - -
N- acetylglucosamine, chitin Nag 18 15 nagR nagP, ompNag nagBII, nagK , mcp Nag , nagX
Glycerate Grt 17 3 - grtP - -
β-glucosides, cellobiose Bgl 9 8 bglR bglT, glcPBglompBgl glk II -
Sucrose Scr 8 5 scrR II scrT II , omp Scr - -
Maltodextrins Mal 14 13 malR malT, glcPMal ompMal(2) - -
Arabinose, arabinosides Ara 6 18 araR II araUVWZ, araT, omp Ara araM, araY araX
Galactose, galactosides Gal 8 10 - galP II, omp Gal - -
Gluconate Gnt 4 3 - - - -
N- acetylgalactosamine Aga 4 8 - agaP, omp Aga agaA II , agaK, agaS agaO
Mannosides Man 4 14 manR I , manR II manP I , manP II , omp Man manI, manK -
Trehalose Tre 3 6 treR II treT, omp Tre treP -
Xylitol Xlt 2 6 xltR xltABC - -
Ribose Rbs 2 6 - - - -
Sialic acids Nan 1 10 - nanP, omp Nan - -
Alginate Alg 1 6 algR algT - -
Mannitol Mtl 1 5 mtlR II mtlP mtlZ II mtlX
Unassigned - 19 13 - - - -
Total number: 17 19 170 11 34 12 5
  1. Predicted novel functional assignments verified by targeted experiments are marked by bold type and underlined. The details of all functional assignments summarized in this table are provided in additional files 2 and 3.