Table 2.
Maize orthologs of rice well-characterized genes related to zinc and iron metabolism
| References | Rice genes | Accession numbers | Main tissue expression | Gene products | Maize orthologs |
|---|---|---|---|---|---|
| (GenBank/TIGR) | (ID/Gene name/mMQTL) | ||||
| [46] | OsNAS1; | AB021746/LOC_Os03g19427; | Leaves(Zn/Fe), Seeds(Zn/Fe) | Nicotianamine synthase | GRMZM2G030036/ZmNAS2; |
| [47] | OsNAS2 | AB023818/LOC_Os03g19420 | Roots(Fe), Shoots(Fe), | GRMZM2G034956/ZmNAS1; | |
| Leaves(Fe), Seeds(Fe) | GRMZM2G124785/ZmNAS2;2; | ||||
| GRMZM2G312481/ZmNAS1;2; | |||||
| GRMZM2G385200/ZmNAS1; | |||||
| GRMZM2G704488/ZmNAS6;1; | |||||
| AC233955.1_FGT003/ZmNAS6;2 | |||||
| [48] | OsNAS3 | AB023819/LOC_Os07g48980 | Roots(Zn/Fe), Shoots(Zn/Fe), | Nicotianamine synthase | GRMZM2G050108/ZmNAS5; |
| Seeds(Zn/Fe/Cu) | GRMZM2G478568/ZmNAS3 | ||||
| [49] | OsNAAT1 | AB206814/LOC_Os02g20360 | Roots(Fe/Zn/Cd), Shoots(Fe/Zn/Cd), | Nicotianamine aminotransferase | GRMZM2G096958/ZmNAAT1; |
| [50] | Seeds(Fe) | GRMZM2G412604 | |||
| [51] | OsDMAS1 | AB269906/LOC_Os03g13390 | Roots(Fe), Shoots(Fe) | Deoxymugineic acid synthase | GRMZM2G060952/ZmDMAS1 |
| [52] | OsTOM1 | AK069533/LOC_Os11g04020 | Roots(Fe), Shoots(Fe), Seeds(Zn/Fe/Cu) | DMA efflux transporter | GRMZM2G063306/ ZmTOM1 /mMQTL3 |
| [53,54] | OsYSL2 | AB126253/LOC_Os02g43370 | Roots(Fe), Shoots(Fe/Mn), Seed(Fe/Mn) | Iron-phytosiderophore transporter | n.a. |
| [55] | OsYSL6 | AB190916/LOC_Os04g32050 | Leaves(Mn) | Iron-phytosiderophore transporter | GRMZM2G085833/mMQTL2.1 |
| [56,57] | OsYSL15 | AB190923/LOC_Os02g43410 | Roots(Fe), Shoots(Fe), | Iron-phytosiderophore transporter | GRMZM2G156599/ZmYS1 |
| Leaves(Fe), Seed(Fe) | |||||
| [58,59] | OsYSL16 | AB190924/LOC_Os04g45900 | Shoots(Fe), Leaves(Fe) | Iron-phytosiderophore transporter | GRMZM2G026391/mMQTL10 |
| [60] | OsYSL18 | AB190926/LOC_Os01g61390 | Roots(Fe), Leaves(Fe), Flower(Fe) | Iron-phytosiderophore transporter | GRMZM2G004440 |
| [61,62] | OsIRT1 | AB070226/LOC_Os03g46470 | Roots(Zn/Fe), Shoots(Zn/Fe), Seeds(Zn/Fe) | Metal ion transporter | GRMZM2G118821/ZmIRT1 |
| [63] | OsIRT2 | AB126086/LOC_Os03g46454 | Root(Fe) | Metal ion transporter | n.a. |
| [64] | OsZIP1 | AY302058/LOC_Os01g74110 | Root(Zn) | Zinc/iron transporter | n.a. |
| [64] | OsZIP3 | AY323915/LOC_Os04g52310 | Roots(Zn), Leaves(Zn) | Zinc/iron transporter | GRMZM2G045849/ZmZIP3 |
| [65,66] | OsZIP4 | AB126089/LOC_Os08g10630 | Roots(Zn), Shoots(Zn), Seeds(Zn) | Zinc/iron transporter | GRMZM2G111300/ZmZIP4 |
| [67] | OsZIP5 | AB126087/LOC_Os05g39560 | Roots(Zn), Shoots(Zn) | Zinc/iron transporter | GRMZM2G047762 |
| Leaves(Zn), Seeds(Zn) | |||||
| [68] | OsZIP7a | AY275180/LOC_Os05g10940 | Root(Fe) | Zinc/iron transporter | GRMZM2G015955/ZmZIP7 |
| [68,69] | OsZIP8 | AY327038/LOC_Os07g12890 | Roots(Zn), Shoots(Zn), Seeds(Zn) | Zinc/iron transporter | GRMZM2G093276/ZmZIP8 |
| [70,71] | OsNRAMP1/rMQTL7.1 | AK103557/LOC_Os07g15460 | Roots(Cd/Al), Leaves(Fe/Cd) | Natural resistance associated macrophage protein | GRMZM2G366919/mMQTL2.1 |
| [72] | OsNRAMP3 | AK070574/LOC_Os06g46310 | Roots(Mn), Shoot(Mn), Leaves(Mn) | Natural resistance associated macrophage protein | GRMZM2G069198 |
| [73,74] | OsNRAMP5 | AK070788/LOC_Os07g15370 | Roots(Fe/Mn/Cd), Shoots(Fe/Mn/Cd), Seeds(Mn/Cd) | Natural resistance associated macrophage protein | GRMZM2G147560 |
| [75-77] | OsHMA2 | AK107235/LOC_Os06g48720 | Roots(Zn), Shoots(Zn/Cd), Leaves(Zn/Cd), Seeds(Zn/Cd) | P1B-type heavy-metal ATPases | GRMZM2G099191 |
| [78,79] | OsHMA3 | AB557931/LOC_Os07g12900 | Roots(Cd), Shoot(Cd), Seeds(Cd) | P1B-type heavy-metal ATPases | GRMZM2G175576/mMQTL2.1 |
| [80] | OsHMA5 | AK063759/LOC_Os04g46940 | Roots(Cu),Shoots(Cu), Seeds(Cu) | P1B-type heavy-metal ATPases | GRMZM2G143512 |
| GRMZM2G144083 | |||||
| [81] | OsHMA9 | AK241795/LOC_Os06g45500 | Roots(Pb), Shoots(Zn/Cu/Cd/Pb) | P1B-type heavy-metal ATPases | GRMZM2G010152 |
| [82,83] | OsMTP1 | AK100735/LOC_Os05g03780 | Roots(Zn/Cd/Ni), Leaves(Zn/Cd), Seeds(Zn/Cd) | Cation diffusion facilitator | GRMZM2G477741 |
| [84] | OsMTP8.1 | AK065961/LOC_Os03g12530 | Roots(Mn), Shoot(Mn) | Cation diffusion facilitator | GRMZM2G118497 |
| [85] | OsFRDL1 | AK101556/LOC_Os03g11734 | Roots(Fe), Shoots(Fe) | MATE efflux family protein | GRMZM2G163154 |
| [86] | OsVIT1 | AK059730/LOC_Os04g38940 | Leaves(Zn/Fe), Seeds(Zn/Fe) | Vacuolar membrane transporters | GRMZM2G107306 |
| [86,87] | OsVIT2 | AK071589/LOC_Os09g23300 | Shoots(Zn/Fe/Cu/Mn), Leaves(Zn/Fe), Seeds(Zn/Fe) | Vacuolar membrane transporters | GRMZM2G074672 |
| [88-90] | OsIRO2 | AK073385/LOC_Os01g72370 | Roots(Fe), Shoots(Fe/Mn), Leaves(Fe), Seeds(Fe/Mn) | bHLH transcription factor | GRMZM2G057413/mMQTL3 |
| [91] | OsIRO3 | AK061515/LOC_Os03g26210 | Roots(Fe), Shoots(Fe) | bHLH transcription factor | GRMZM2G350312 |
Maize orthologs located in mMQTL regions are emphasized in bold.