| KEGG ID | KO | Definition |
| enr:H650_01040 | K00138 | aldehyde dehydrogenase |
| enf:AKI40_3448 | K00138 | Acetaldehyde dehydrogenase 2 |
| esa:ESA_01681 | K00138 | hypothetical protein |
| csk:ES15_1865 | K00138 | aldehyde dehydrogenase |
| csz:CSSP291_08180 | K00138 | aldehyde dehydrogenase |
| csj:CSK29544_02937 | K00138 | aldehyde dehydrogenase |
| ccon:AFK62_10265 | K00138 | aldehyde dehydrogenase |
| cdm:AFK67_10520 | K00138 | aldehyde dehydrogenase |
| csi:P262_02667 | K00138 | aldehyde dehydrogenase |
| cmj:AFK66_008825 | K00138 | aldehyde dehydrogenase |
| cui:AFK65_10750 | K00138 | aldehyde dehydrogenase |
| cmw:AFK63_08170 | K00138 | aldehyde dehydrogenase |
| ctu:CTU_22770 | K00138 | Aldehyde dehydrogenase |
| esc:Entcl_2778 | K00138 | Aldehyde Dehydrogenase |
| kle:AO703_08300 | K00138 | aldehyde dehydrogenase |
| ksa:C813_24295 | K00138 | aldehyde dehydrogenase |
| kor:AWR26_11010 | K00138 | aldehyde dehydrogenase |
| krd:A3780_13110 | K00138 | aldehyde dehydrogenase |
| kco:BWI95_18160 | K00138 | aldehyde dehydrogenase |
| spe:Spro_2410 | K00138 | aldehyde dehydrogenase |
| srr:SerAS9_2384 | K00138 | Aldehyde Dehydrogenase |
| srl:SOD_c22410 | K00138 | aldehyde dehydrogenase AldA |
| sry:M621_12325 | K00138 | aldehyde dehydrogenase |
| sply:Q5A_012540 | K00138 | Long-chain-aldehyde dehydrogenase |
| srs:SerAS12_2384 | K00138 | Aldehyde Dehydrogenase |
| sra:SerAS13_2385 | K00138 | Aldehyde Dehydrogenase |
| smw:SMWW4_v1c23970 | K00138 | aldehyde dehydrogenase B |
| smar:SM39_1839 | K00138 | putative chloroacetaldehyde dehydrogenase |
| smac:SMDB11_1665 | K00138 | putative chloroacetaldehyde dehydrogenase |
| slq:M495_11930 | K00138 | aldehyde dehydrogenase |
| serf:L085_16685 | K00138 | aldehyde dehydrogenase B |
| sers:SERRSCBI_11265 | K00138 | aldehyde dehydrogenase |
| kin:AB182_14895 | K00138 | aldehyde dehydrogenase |
| haa:A5892_16565 | K00138 | aldehyde dehydrogenase |
| rso:RSc3128 | K00138 | putative nad+ dependent acetaldehyde dehydrogenase oxidoreductase protein |
| rsc:RCFBP_10309 | K00138 | Aldehyde dehydrogenase (NAD(+)) |
| rsl:RPSI07_0359 | K00138 | Aldehyde dehydrogenase (NAD(+)) |
| rsn:RSPO_c00353 | K00138 | aldehyde dehydrogenase (nad(+)) |
| rsm:CMR15_10272 | K00138 | Aldehyde dehydrogenase (NAD(+)) |
| rse:F504_3151 | K00138 | Aldehyde dehydrogenase |
| rpi:Rpic_2498 | K00138 | Aldehyde Dehydrogenase |
| rpf:Rpic12D_2104 | K00138 | Aldehyde Dehydrogenase |
| rmn:TK49_14895 | K00138 | aldehyde dehydrogenase |
| rin:ACS15_4565 | K00138 | aldehyde dehydrogenase family protein |
| rme:Rmet_5128 | K00138 | aldehyde dehydrogenase 2 (ACDH-II) |