Table 1.
Genes Encoding Enzymes Involved in Chlorophyll Biosynthesis in the Arabidopsis Genome
| Enzyme Name | Gene Name | ORF Name from AGI Groups' Annotations |
|---|---|---|
| Glutamyl-tRNA reductase | HEMA1 | AT1G58290 |
| HEMA2 | AT1G09940 | |
| HEMA3 | AT2G31250 | |
| Glutamate-1-semialdehyde 2,1-aminomutase | GSA1 (HEML1) | AT5G63570 |
| GSA2 (HEML2) | AT3G48730 | |
| 5-Aminolevulinate dehydratase | HEMB1 | AT1G69740 |
| HEMB2 | AT1G44318 | |
| Hydroxymethylbilane synthase (porphobilinogen deaminase) | HEMC | AT5G08280 |
| Uroporphyrinogen-III synthase | HEMD | AT2G26540 |
| Uroporphyrinogen III decarboxylase | HEME1 | AT3G14930 |
| HEME2 | AT2G40490 | |
| Coproporphyrinogen III oxidase | HEMF1 | AT1G03475 |
| HEMF2 | AT4G03205 | |
| Protoporphyrinogen oxidase | HEMG1 | AT4G01690 |
| HEMG2 | AT5G14220 | |
| Magnesium chelatase H subunit | CHLH | AT5G13630 |
| Magnesium chelatase I subunit | CHL11 | AT4G18480 |
| CHL12 | AT5G45930 | |
| Magnesium chelatase D subunit | CHLD | AT1G08520 |
| Magnesium proto IX methyltransferase | CHLM | AT4G25080 |
| Mg-protoporphyrin IX monomethylester cyclase | CRD1 (ACSF) | AT3G56940 |
| 3,8-Divinyl protochlorophyllide a 8-vinyl reductase | DVR | AT5G18660 |
| Protochlorophyllide oxidoreductase | PORA | AT5G54190 |
| PORB | AT4G27440 | |
| PORC | AT1G03630 | |
| Chlorophyll synthase | CHLG | AT3G51820 |
| Chlorophyllide a oxygenase | CAO (CHL) | AT1G44446 |
We should note that angiosperms do not have light-independent protochlorophyllide oxidoreductase.