| Q1ISH2 | MTNA_KORVE | Koribacter versatilis (strain Ellin345) | mtnA Acid345_1175 | Detail |
| A0L909 | MTNA_MAGMM | Magnetococcus marinus (strain ATCC BAA-1437 / JCM 17883 / MC-1) | mtnA Mmc1_1944 | Detail |
| Q47AR7 | MTNA_DECAR | Dechloromonas aromatica (strain RCB) | mtnA Daro_3335 | Detail |
| Q4WNI1 | MTNA_ASPFU | Neosartorya fumigata (strain ATCC MYA-4609 / Af293 / CBS 101355 / FGSC A1100) (Aspergillus fumigatus) | mri1 AFUA_4G05830 | Detail |
| Q9ZUG4 | MTNA_ARATH | Arabidopsis thaliana (Mouse-ear cress) | At2g05830 T6P5.3 | Detail |
| Q2GM68 | MTNA_CHAGB | Chaetomium globosum (strain ATCC 6205 / CBS 148.51 / DSM 1962 / NBRC 6347 / NRRL 1970) (Soil fungus) | MRI1 CHGG_10936 | Detail |
| Q2UIM3 | MTNA_ASPOR | Aspergillus oryzae (strain ATCC 42149 / RIB 40) (Yellow koji mold) | mri1 AO090655000001 | Detail |
| B4I029 | MTNA_DROSE | Drosophila sechellia (Fruit fly) | GM12085 | Detail |
| A1WUJ7 | MTNA_HALHL | Halorhodospira halophila (strain DSM 244 / SL1) (Ectothiorhodospira halophila (strain DSM 244 / SL1)) | mtnA Hhal_0573 | Detail |
| C4QYS6 | MTNA_KOMPG | Komagataella phaffii (strain GS115 / ATCC 20864) (Yeast) (Pichia pastoris) | MRI1 PAS_chr1-4_0545 | Detail |