Information report for ZmHKT2;nc2
Gene Details
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Functional Descriptions
- ZmHKT2 is a major QTL that regulates K+ homeostasis in saline soils. ZmHKT2 encodes a K+-preferring HKT family transporter and probably reduces shoot K+ content by removing K+ ions from root-to-shoot flowing xylem sap, ZmHKT2 deficiency increases xylem sap and shoot K+ concentrations, and increases salt tolerance.
- We conclude that a domestication-associated reduction in K+ transport activity in ZmHKT2 underlies maize shoot K+ content and salt tolerance, and propose that CRISPR-based editing of ZmHKT2 might provide a feasible strategy for improving maize salt tolerance.
- A coding sequence polymorphism in the ZmHKT2W22 allele (SNP389-G) confers an amino acid variant ZmHKT2 that increases xylem sap K+ concentration, thereby increasing shoot K+ content and salt tolerance.
Functional Keywords
- xylem , root , shoot , domestication , salt , tolerance , salt-tolerance , homeostasis , transporter , amino-acid-transporter
Literature and News
Gene Resources
- NCBI ID: 103626405
- UniProt accessions: A0A804PCJ9
- AlphaFoldDB: A0A804PCJ9
- EnsemblPlants: Zm00001eb227000_T001
- Gramene: Zm00001eb227000_T001
- InterPro: IPR003445 , IPR051143
- PANTHER: PTHR31064 , PTHR31064:SF11
Sequences
cDNA Sequence
- >Zm00001eb227000_T001
CATCCGATCCGATGCCTGTCCGGCTCCATGTCTTGGCCAGCACCGCGAGGCACGCCGCCAGCTCGTCAGCGCTCGTCTTCCGGCTCGTCGCCTTCCGCCTCACCCCGCTTCTGCTCCACCTGTCCTACTTCCTCGCCATCGACCTGCTCGGCTTCCTCGCCCTGGTGCTGCTCAGGCGAAGCAGCCCCGCCGCGGGGGCGTACCGTCCGCGCTACGTCGACGTGCTCTTCATGTCCACGTCCGCGGTCACGGTCACCGGGCTGGCCACCGTCGAGATGGAGGACCTGTCCGCCTCCCAGCTCGTCGTCCTCACCCTCCTCATGCTCCTGGGCAGCGAGGTGTTCGTCTCCGTGCTCGGCCTCGTCCTCGAGTCGTCGCGCCAGCAGCGACAGCAGCGCGGTCAGTCTCGTCGTCAGGATCACGCCGGCAGGGTAATAAGGCCGTCGTCGGTCACGGCCGCCGTCCGCGACGAGCCGGACCTCGAAGAGGCGGGTAATAATATTAATAGCCAGGCGCCTCCGTCGTCGTCTGAGGACTCGTCCGGCGACGGTGACAACCACAAAGAGAGATGCCGCGCCGTCAGAAGCCTAGCGCTCGTGCTCTCGGCCTACATGGCCGCGGTCCTCGTCGCCGGCTCCGTGCTGGTCTTCGCGTACGTGGCCACCGTCCCGGCCGCGCGCGACGTGCTGGCGAGGAAGCGCCTCGGCGCCGCGCTCTTCTCGGTGTCCGCCACCGTGTCGTCCTTCACCAACGGCGGCCTGCTCCCGACGAACGAGAGCATGGCGGTGTTCGCCGCGAACCGGGGCCTGCTGCTGTTGCTCGCGGGGCAGATCCTGGCAGGCTGCACGCTGCTGCCGGTGTTCCTCAGGCTGGCGGTAGGCGCCACGAGATGGGTGGCGAGAGCGGTGTCCGCGGGGCGAGGAGGGCACGACGAGGAGCTCGAGCCCGTGAGCGTGGACCGGAGCGCCGCCGCCGCGGGCTTCGGCCACCTGCTGCCGTCCGTCCCGCGGGCGGCGTCCCTCGCCGCCACGGTGGTCGCCGTCGCGGCCGCCGCCGCGGCGCTCCTCTGCTGCATGAACTGGAACTCCGCGGTGTTCGCGGGGCTCACGCCCGGCGAGAAGGTCACCAACGCCGTGTTCATGGCCGTCAACGTGCGGCAGGCCGGGGAGAACTCCGTCGACTGCTCCCTCGTCGCGCCGGCCGT
CDS Sequence
- >Zm00001eb227000_T001
ATGCCTGTCCGGCTCCATGTCTTGGCCAGCACCGCGAGGCACGCCGCCAGCTCGTCAGCGCTCGTCTTCCGGCTCGTCGCCTTCCGCCTCACCCCGCTTCTGCTCCACCTGTCCTACTTCCTCGCCATCGACCTGCTCGGCTTCCTCGCCCTGGTGCTGCTCAGGCGAAGCAGCCCCGCCGCGGGGGCGTACCGTCCGCGCTACGTCGACGTGCTCTTCATGTCCACGTCCGCGGTCACGGTCACCGGGCTGGCCACCGTCGAGATGGAGGACCTGTCCGCCTCCCAGCTCGTCGTCCTCACCCTCCTCATGCTCCTGGGCAGCGAGGTGTTCGTCTCCGTGCTCGGCCTCGTCCTCGAGTCGTCGCGCCAGCAGCGACAGCAGCGCGGTCAGTCTCGTCGTCAGGATCACGCCGGCAGGGTAATAAGGCCGTCGTCGGTCACGGCCGCCGTCCGCGACGAGCCGGACCTCGAAGAGGCGGGTAATAATATTAATAGCCAGGCGCCTCCGTCGTCGTCTGAGGACTCGTCCGGCGACGGTGACAACCACAAAGAGAGATGCCGCGCCGTCAGAAGCCTAGCGCTCGTGCTCTCGGCCTACATGGCCGCGGTCCTCGTCGCCGGCTCCGTGCTGGTCTTCGCGTACGTGGCCACCGTCCCGGCCGCGCGCGACGTGCTGGCGAGGAAGCGCCTCGGCGCCGCGCTCTTCTCGGTGTCCGCCACCGTGTCGTCCTTCACCAACGGCGGCCTGCTCCCGACGAACGAGAGCATGGCGGTGTTCGCCGCGAACCGGGGCCTGCTGCTGTTGCTCGCGGGGCAGATCCTGGCAGGCTGCACGCTGCTGCCGGTGTTCCTCAGGCTGGCGGTAGGCGCCACGAGATGGGTGGCGAGAGCGGTGTCCGCGGGGCGAGGAGGGCACGACGAGGAGCTCGAGCCCGTGAGCGTGGACCGGAGCGCCGCCGCCGCGGGCTTCGGCCACCTGCTGCCGTCCGTCCCGCGGGCGGCGTCCCTCGCCGCCACGGTGGTCGCCGTCGCGGCCGCCGCCGCGGCGCTCCTCTGCTGCATGAACTGGAACTCCGCGGTGTTCGCGGGGCTCACGCCCGGCGAGAAGGTCACCAACGCCGTGTTCATGGCCGTCAACGTGCGGCAGGCCGGGGAGAACTCCGTCGACTGCTCCCTCGTCGCGCCGGCC
Protein Sequence
- >Zm00001eb227000_P001
MPVRLHVLASTARHAASSSALVFRLVAFRLTPLLLHLSYFLAIDLLGFLALVLLRRSSPAAGAYRPRYVDVLFMSTSAVTVTGLATVEMEDLSASQLVVLTLLMLLGSEVFVSVLGLVLESSRQQRQQRGQSRRQDHAGRVIRPSSVTAAVRDEPDLEEAGNNINSQAPPSSSEDSSGDGDNHKERCRAVRSLALVLSAYMAAVLVAGSVLVFAYVATVPAARDVLARKRLGAALFSVSATVSSFTNGGLLPTNESMAVFAANRGLLLLLAGQILAGCTLLPVFLRLAVGATRWVARAVSAGRGGHDEELEPVSVDRSAAAAGFGHLLPSVPRAASLAATVVAVAAAAAALLCCMNWNSAVFAGLTPGEKVTNAVFMAVNVRQAGENSVDCSLVAPA