2000年获西南大学学士学位；2000-2004年任西南大学助理实验师；2009年获中国农业大学博士学位；2009年到植物所工作；2016-2017年在美国新泽西州立大学做访问学者。

主要研究工作：

以模式植物拟南芥、水稻和苜蓿为主要研究材料，研究植物生长发育过程中细胞分裂和分化以及植物响应环境胁迫的分子机制。研究内容包括：

1. 气孔发育过程中细胞分裂和分化机制的研究

以植物表皮气孔发育为主要研究体系，研究植物激素、受体蛋白、细胞周期蛋白对气孔发育过程中细胞分裂和分化的调控机制。

2. 作物发育和抗逆途径

利用现代分子生物学技术，结合常规育种、开展苜蓿耐旱、耐盐碱分子途径挖掘和功能基因解析，获得耐干旱和耐盐碱的植物品种和材料。

主持和参加的科研项目：

1.“拟南芥ESCRT复合体蛋白VPS46调控气孔发育分子机制研究”，国家自然科学基金-面上项目（2021.01-2024.12），主持人。

2.“ARF-GEF介导囊泡转运过程参与气孔发育调控机制研究”，国家自然科学基金-面上项目（2019.01-2022.12），主持人。

3.“利用fsp1突变体研究气孔发育后期对称分裂的调控网络”，国家自然科学基金-面上项目（2015.01-2018.12），主持人。

4.“一个MYB蛋白FLP调控气孔发育分子机理研究”，国家自然科学基金-面上项目（2011.01-2013.12），主持人

5.“种子精准设计的分子基础”，中科院先导专项（2019.01-2024.12），骨干。

6.“牧草新品种定向分子选育”，中科院先导专项（2020.11-2025.06），骨干。

研究论文（注*为通讯作者，#为共同第一作者）：

2022

Leng YJ^#, Yao YS^#, Yang KZ^#, Wu PX, Xia YX, Zuo CR, Luo JH, Wang P, Liu YY, Zhang XQ, Ye D, Le J, Chen LQ*. 2022. Arabidopsis ERdj3B coordinates with ERECTA-family receptor kinases to regulate ovule development and the heat stress response. Plant Cell, 34:3665-3684.

Yang KZ^#, Zuo CR^#, Leng Y^#,J, Yue JL, Liu HC, Fan ZB, Xue XY, Dong J, Chen LQ, Le J*. 2022. The functional specificity of ERECTA-family receptors in Arabidopsis stomatal development is ensured by molecular chaperones in the endoplasmic reticulum. Development, 149: dev200892..

Qu XX, Zou JJ, Wang JX, Yang KZ, Wang XQ*, Le J*. 2022. A rice R2R3-Type MYB transcription factor OsFLP positively regulates drought stress response via OsNAC. International Journal of Molecular Sciences, 23:5873.

Zhang CX, Zhang J, Liu HC, Qu XX, Wang JX, He QXM, Zou JJ, Yang KZ, Le J*. 2022. Transcriptomic analysis reveals the role of FOUR LIPS in response to salt stress in rice. Plant Molecular Biology, 110:37-52.

Wang L^#, Li D^#, Yang K^#, Guo X, Bian C, Nishimura T, Le J, Morita MT, Bergmann DC, Dong J*. 2022. Connected function of PRAF/RLD and GNOM in membrane trafficking controls intrinsic cell polarity in plants. Nature Communications, 13: 7.

Li Y, Xue S, He Q, Wang J, Zhu L, Zou J, Zhang J, Zuo C, Fan Z, Yue J, Zhang C, Yang K*, Le J*. 2022. Arabidopsis F-BOX STRESS INDUCED 4 is required to repress excessive divisions in stomatal development. Journal of Integrative Plant Biology, 64: 56-72.

2020

Yang KZ^#*,Wang L^#, Le J, Dong J*. 2020. Cell polarity: Regulators and mechanisms in plants. Journal of Integrative Plant Biology, 62:132-147.

2019

Yang KZ, Zhu LL, Wang HZ, Jiang M, Xiao CW, Hu XY, Vanneste S, Dong J, Le J*. 2019. A conserved but plant-specific CDK-mediated regulation of DNA replication protein A2 in the precise control of stomatal terminal division. Proc. Natl. Acad. Sci. USA, 116: 18126-1813.

2018

Qu XX, Yan M, Zou JJ, Jiang M, Yang KZ, Le J*. 2018. A2-type cyclin is required for the asymmetric entry division in rice stomatal development. Journal of Experimental Botany, 69: 3587-3599.

2015

Wang HZ, Yang KZ, Zou JJ, Xie ZD, Morita M, Tasaka M, Friml J, Grotewold E, Beeckman T, Vanneste S, Sack F, Le J*. 2015. Transcriptional regulation of PIN genes by FOUR LIPS and MYB88 during Arabidopsis root gravitropism. Nature Communications, 6:8822. 

Yang KZ, Jiang M, Wang M, Xue S, Zhu LL, Wang HZ, Zou JJ, Lee E, Sack F, Le J*. 2015. Phosphorylation of serine 186 of bHLH transcription factor SPEECHLESS promotes stomatal development in Arabidopsis. Molecular Plant, 8: 783-795. 

Wang M, Yang KZ^#, Le J*. 2015. Organ-specific effects of brassinosteroids on stomatal production coordinate with the action of too many mouths. Journal of Integrative Plant Biology, 57: 247-255. 

2014

Yang KZ, Wang HZ, Shan X, Qu XX, Zou JJ and Le J*. 2014. Requirement of A-type cyclin-dependent kinase and cyclins for the terminal division in the stomatal lineage of Arabidopsis. Journal of Experimental Botany, 65: 2449-2461. 

Yang KZ, Jiang M, Le J*. 2014. A new loss-of-function allele 28y reveals a role of ARGONAUTE1 in limiting asymmetric division of stomatal lineage ground cell. Journal of Integrative Plant Biology, 56: 539-549. 

Le J*, Liu XG, Yang KZ, Chen XL, Zou JJ, Wang HZ, Wang M, Vanneste S, Morita M, Tasaka M, Ding ZJ, Friml J, Beeckman T and Sack F*. 2014. Auxin transport and activity regulate stomatal patterning and development. Nature Communications, 5: 3090.                                    

2011

Wang W, Wang L, Chen C, Xiong G, Tan XY, Yang KZ, Wang ZC, Zhou Y, Ye D*, Chen LQ. 2011  Arabidopsis CSLD1 and CSLD4 are required for cellulose deposition and normal growth of pollen tubes.  Journal of Experimental Botany, 62:5161-5177.

Dou XY, Yang KZ, Zhang Y, Wang W, Liu XL, Chen LQ, Zhang XQ, Ye D*. 2011. WBC27, an adenosine tri-phosphate-binding cassette protein, controls pollen wall formation and patterning in Arabidopsis. Journal of Integrative Plant Biology, 53:74-88.

Liu XL, Liu L, Niu QK, Xia C, Yang KZ, Li R, Chen LQ, Zhang XQ, Zhou Y, Ye D*. 2011. MALE GAMETOPHYTE DEFECTIVE 4 encodes a rhamnogalacturonan II xylosyltransferase and is important for growth of pollen tubes and roots in Arabidopsis. Plant Journal,  2011. 65:647-660.

2010及以前

Cao X, Yang KZ, Xia C, Zhang XQ, Chen LQ, Ye D*. 2010. Characterization of DUF724 gene family in plants. Plant Molecular Biology. 72: 61-73.

Yang KZ, Xia C, Liu XL, Dou XY, Wang W, Chen LQ, Zhang XQ, Xie LF, He L, Ma X, Ye D*. 2009. A mutation in Thermosensitive Male Sterile 1, encoding a heat shock protein with DnaJ and PDI domains, leads to thermosensitive gametophytic male sterility in Arabidopsis. Plant Journal, 5:870-882.

杨克珍, 叶德^*.植物雄配子体发生和发育的遗传调控。植物学通报. 2007. 24. 293-301.

著作专著：

1.杨克珍，乐捷. 2015. 细胞分化：植物细胞分化与器官发生，许智宏, 种康 主编，科学出