Basic mutant information   
Mutant name ahk2-5ahk3-7
Mutant/Transgenic mutant
Ecotype Col-0
Mutagenesis type T-DNA insertion_knock out
(Semi-)Dominant/Recessive recessive
Description ahk2-5(SAIL_575_E05);ahk3-7(GABI-KAT,105E02)
References
1: Riefler M, Novak O, Strnad M, Schmülling T
Arabidopsis cytokinin receptor mutants reveal functions in shoot growth, leaf senescence, seed size, germination, root development, and cytokinin metabolism.
Plant Cell 2006 Jan;18(1):40-54

Mutated genes   
Mutated Gene 1 Locus name AT5G35750
Alias AHK2
Organism Arabidopsis thaliana
Description Encodes histidine kinase AHK2.
Mutated Gene 2 Locus name AT1G27320
Alias AHK3/ORE12
Organism Arabidopsis thaliana
Description Encodes a histidine kinases, a cytokinin receptor that controls cytokinin-mediated leaf longevity through a specific phosphorylation of the response regulator, ARR2.
Phenotype information   
Natural senescenceChlorophyll contentlow
Darkness induced senescenceChlorophyll contentlow