Table 4 Putative candidate genes identified for GFeC, GZnC, and TKW along with their molecular functions.

From: Genetic dissection of grain iron and zinc, and thousand kernel weight in wheat (Triticum aestivum L.) using genome-wide association study

Trait

SNP ID

Chromosome

TransID

Position (bp)

Putative candidate genes

Molecular function

GFeC

AX-94490975

3B

TraesCS3B02G562500

795800216–795810270

Multi antimicrobial extrusion protein

Iron translocation in bread wheat59

Efficient translocation of iron from roots to shoots in rice60

Iron homoeostasis in Arabidopsis61,81,82

Fe homeostasis and Zn tolerance in Arabidopsis62

Fe influx into aerial parts of the plant and/or for the distribution of intracellular Fe63,64

Aluminum tolerance and iron translocation in Arabidopsis thaliana65

Iron transportation in rice83

Efficient translocation of Fe under limited Fe conditions in rice60

Efficient translocation of iron in Arabidopsis84

Overexpression of MtMATE69 affected Fe and Zn accumulation in M. truncatula and play role in Fe nutrition85

Iron efficiency in soybean86

AX-94699865

7B

TraesCS7B02G312400

558318164–558320180

F-box domain

F-box domain RAE1 regulates STOP1 in Arabidopsis. STOP1-ALMT1 pathway promote iron accumulation into the apoplast of root tip regions under Pi-deficient conditions66,67

GZnC

AX-94524014

5B

TraesCS5B02G257700

440178901–440179528

Late embryogenesis abundant protein, LEA-18

Iron transportation in the phloem of castor (Ricinus communis L.)68

Zinc ion binding in cotton69

TKW

AX-95235178

1A

TraesCS1A02G309000

499807479–499809182

Leucine-rich repeat domain superfamily

Regulate grain size in rice71

Role in total kernel number and kernel size in maize87

Controls endosperm development and thereby seed size88

AX-95117294

5D

TraesCS5D02G188300

290386100–290391792

C3H4 TYPE ZINC FINGER PROTEIN

Important agronomic traits in maize yield89