| Role | Gene | Name | |
|---|
| 4-alpha-glucanotransferase (amylomaltase) (EC 2.4.1.25) | NIAGMN_14750 | malQ | |
| 4-alpha-glucanotransferase MgtA (EC 2.4.1.25) | No genes | | |
| ABC-type sugar transport system, periplasmic binding protein YcjN | NIAGMN_26540 | | |
| | NIAGMN_26545 | ycjN | |
| Aldose 1-epimerase (EC 5.1.3.3) | NIAGMN_04780 | galM | |
| Alpha-amylase (EC 3.2.1.1) | No genes | | |
| Alpha-glucosidase (EC 3.2.1.20) | No genes | | |
| Beta-phosphoglucomutase (EC 5.4.2.6) | NIAGMN_26505 | pgmB | |
| Cytoplasmic alpha-amylase (EC 3.2.1.1) | NIAGMN_02295 | amyA | |
| Glucoamylase (EC 3.2.1.3) | No genes | | |
| Glycogen phosphorylase (EC 2.4.1.1) | NIAGMN_14675 | glgP | |
| Inner membrane ABC transporter permease protein YcjO | NIAGMN_26535 | ugpA | |
| Inner membrane ABC transporter permease protein YcjP | NIAGMN_26530 | ycjP | |
| Malto-oligosyltrehalose synthase (EC 5.4.99.15) | No genes | | |
| Maltodextrin glucosidase (EC 3.2.1.20) | NIAGMN_06580 | malZ | |
| Maltodextrin glycosyltransferase MmtA | No genes | | |
| Maltodextrin phosphorylase (EC 2.4.1.1) | NIAGMN_14745 | malP | |
| Maltodextrose utilization protein MalA | No genes | | |
| Maltoporin (maltose/maltodextrin high-affinity receptor, phage lambda receptor protein) | NIAGMN_10850 | lamB | |
| Maltose O-acetyltransferase (EC 2.3.1.79) | NIAGMN_06275 | maa | |
| Maltose oligosaccharide ABC transporter, permease protein MalF1 | No genes | | |
| Maltose oligosaccharide ABC transporter, permease protein MalG1 | No genes | | |
| Maltose oligosaccharide ABC transporter, substrate binding periplasmic protein MalE1 | No genes | | |
| Maltose operon periplasmic protein MalM | NIAGMN_10845 | malM | |
| Maltose operon transcriptional repressor MalR, LacI family | No genes | | |
| Maltose phosphorylase (EC 2.4.1.8) | NIAGMN_26510 | ycjT | |
| Maltose regulon modulator | No genes | | |
| Maltose regulon regulatory protein MalI (repressor for malXY) | NIAGMN_00480 | malI | |
| Maltose-6'-phosphate glucosidase (EC 3.2.1.122) | NIAGMN_12850 | celF | |
| Maltose/maltodextrin ABC transporter 2, permease protein MalF2 | No genes | | |
| Maltose/maltodextrin ABC transporter 2, permease protein MalG2 | No genes | | |
| Maltose/maltodextrin ABC transporter 2, substrate binding periplasmic protein MalE2 | No genes | | |
| Maltose/maltodextrin ABC transporter, permease protein MalF | NIAGMN_10875 | malF | |
| Maltose/maltodextrin ABC transporter, permease protein MalG | NIAGMN_10880 | malG | |
| Maltose/maltodextrin ABC transporter, substrate binding periplasmic protein MalE | NIAGMN_10865 | malE | |
| Maltose/maltodextrin transport ATP-binding protein MalK (EC 3.6.3.19) | NIAGMN_10855 | malK | |
| Mlc, transcriptional repressor of MalT (the transcriptional activator of maltose regulon) and manXYZ operon | NIAGMN_00335 | mlc | |
| Multiple sugar ABC transporter, ATP-binding protein | NIAGMN_26500 | ycjV | |
| Neopullulanase (EC 3.2.1.135) | No genes | | |
| Oligo-1,6-glucosidase (EC 3.2.1.10) | No genes | | |
| PTS system, maltose and glucose-specific IIA component (EC 2.7.1.69) | No genes | | |
| PTS system, maltose and glucose-specific IIB component (EC 2.7.1.69) | NIAGMN_12845 | glvC | |
| PTS system, maltose and glucose-specific IIC component (EC 2.7.1.69) | NIAGMN_12845 | glvC | |
| Periplasmic alpha-amylase (EC 3.2.1.1) | NIAGMN_13680 | malS | |
| Predicted glucose transporter in maltodextrin utilization gene cluster | No genes | | |
| Predicted maltose transporter MalT | No genes | | |
| Predicted maltose-specific TonB-dependent receptor | No genes | | |
| Pullulanase (EC 3.2.1.41) | No genes | | |
| Putative oxidoreductase YcjS (EC 1.-.-.-), NADH-binding | NIAGMN_26515 | ycjS | |
| Putative sucrose phosphorylase (EC 2.4.1.7) | NIAGMN_26550 | ycjM | |
| | NIAGMN_26555 | | |
| Sugar phosphate isomerases/epimerases family protein YcjR | NIAGMN_26520 | ycjR | |
| Transcriptional activator of maltose regulon, MalT | NIAGMN_14740 | malT | |
| Transcriptional regulator YcjW, LacI family, possibly involved in maltodextrin utilization pathway | NIAGMN_26490 | ycjW | |
| Transcriptional regulator of maltose utilization, LacI family | No genes | | |
| Zinc-type alcohol dehydrogenase YcjQ | NIAGMN_26525 | ycjQ | |