| Role | Gene | Name | |
|---|
| 4-alpha-glucanotransferase (amylomaltase) (EC 2.4.1.25) | HEPCGN_15790 | malQ | |
| 4-alpha-glucanotransferase MgtA (EC 2.4.1.25) | No genes | | |
| ABC-type sugar transport system, periplasmic binding protein YcjN | HEPCGN_25820 | ycjN | |
| Aldose 1-epimerase (EC 5.1.3.3) | HEPCGN_01545 | 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) | HEPCGN_25855 | pgmB | |
| Cytoplasmic alpha-amylase (EC 3.2.1.1) | HEPCGN_04110 | amyA | |
| Glucoamylase (EC 3.2.1.3) | No genes | | |
| Glycogen phosphorylase (EC 2.4.1.1) | HEPCGN_15720 | glgP | |
| Inner membrane ABC transporter permease protein YcjO | HEPCGN_25825 | ugpA | |
| Inner membrane ABC transporter permease protein YcjP | HEPCGN_25830 | ycjP | |
| Malto-oligosyltrehalose synthase (EC 5.4.99.15) | No genes | | |
| Maltodextrin glucosidase (EC 3.2.1.20) | HEPCGN_07165 | malZ | |
| Maltodextrin glycosyltransferase MmtA | No genes | | |
| Maltodextrin phosphorylase (EC 2.4.1.1) | HEPCGN_15785 | malP | |
| Maltodextrose utilization protein MalA | No genes | | |
| Maltoporin (maltose/maltodextrin high-affinity receptor, phage lambda receptor protein) | HEPCGN_11625 | lamB | |
| | HEPCGN_19185 | | |
| | HEPCGN_26860 | | |
| Maltose O-acetyltransferase (EC 2.3.1.79) | HEPCGN_06835 | 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 | HEPCGN_11615 | malM | |
| Maltose operon transcriptional repressor MalR, LacI family | No genes | | |
| Maltose phosphorylase (EC 2.4.1.8) | HEPCGN_25850 | ycjT | |
| Maltose regulon modulator | HEPCGN_05965 | malY | |
| Maltose regulon regulatory protein MalI (repressor for malXY) | HEPCGN_05975 | malI | |
| Maltose-6'-phosphate glucosidase (EC 3.2.1.122) | HEPCGN_13825 | 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 | HEPCGN_11645 | malF | |
| Maltose/maltodextrin ABC transporter, permease protein MalG | HEPCGN_11650 | malG | |
| Maltose/maltodextrin ABC transporter, substrate binding periplasmic protein MalE | HEPCGN_11640 | malE | |
| Maltose/maltodextrin transport ATP-binding protein MalK (EC 3.6.3.19) | HEPCGN_11630 | malK | |
| Mlc, transcriptional repressor of MalT (the transcriptional activator of maltose regulon) and manXYZ operon | HEPCGN_06115 | mlc | |
| Multiple sugar ABC transporter, ATP-binding protein | HEPCGN_25860 | 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) | HEPCGN_05970 | malX | |
| | HEPCGN_10895 | ptsG | |
| | HEPCGN_13820 | glvC | |
| PTS system, maltose and glucose-specific IIC component (EC 2.7.1.69) | HEPCGN_05970 | malX | |
| | HEPCGN_10895 | ptsG | |
| | HEPCGN_13820 | glvC | |
| Periplasmic alpha-amylase (EC 3.2.1.1) | HEPCGN_14805 | 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 | HEPCGN_25845 | ycjS | |
| Putative sucrose phosphorylase (EC 2.4.1.7) | No genes | | |
| Sugar phosphate isomerases/epimerases family protein YcjR | HEPCGN_25840 | ycjR | |
| Transcriptional activator of maltose regulon, MalT | HEPCGN_15780 | malT | |
| Transcriptional regulator YcjW, LacI family, possibly involved in maltodextrin utilization pathway | HEPCGN_25870 | ycjW | |
| Transcriptional regulator of maltose utilization, LacI family | No genes | | |
| Zinc-type alcohol dehydrogenase YcjQ | HEPCGN_25835 | ycjQ | |