ISSN 0371-0874, CN 31-1352/Q

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鸡蛋果叶片细胞质丙酮酸激酶的部分纯化及其调节性质

郭振飞, 李明启

华南农业大学光合作用研究室

摘要

鸡蛋果叶片细胞质丙酮酸激酶(PK_(c))纯化92.6倍, 其最适pH为7.2, 对热较稳定。PEP K_(m)为0.037mmol/L, ADP的K_(m)为0.05mmol/L。Asp、Asn、Cys、α-酮戊二酸和苹果酸均对PK_(c)有轻微的激活作用, 但草酸ATP、CaCl_(2)则具强烈的抑制作用。图5表2参15

关键词: 鸡蛋果; 叶片; 细胞质; 丙酮酸激酶

Partial purification and regulatory properties of the cytoplasmic pyruvate kinase from Passiflora edulis leaves

Guo Zhenfei, Li Mingqi

Lab. Photosyn. Res., S China Agri. Univ.

Abstract

Key words: Passiftora edulis;Leaf;Cytoplasmic pyruvate kinase;Metabolite

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引用本文:

郭振飞, 李明启. 鸡蛋果叶片细胞质丙酮酸激酶的部分纯化及其调节性质[J]. 生理学报 1993; 45 (2): .

Guo Zhenfei, Li Mingqi. Partial purification and regulatory properties of the cytoplasmic pyruvate kinase from Passiflora edulis leaves. Acta Physiol Sin 1993; 45 (2): (in Chinese with English abstract).