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EC 7.2.2.20 Details
EC number
7.2.2.20
Accepted name
ABC-type Zn2+ transporter
Reaction
ATP + H2O + Zn2+-[zinc-binding protein][side 1] = ADP + phosphate + Zn2+[side 2] + [zinc-binding protein][side 1]
Other name(s)
Zn2+-transporting ATPase, Zn2+ ABC transporter, znuABC (gene names)
Systematic name
ATP phosphohydrolase (ABC-type, Zn2+-importing)
Comment
ABC-type (ATP-binding cassette-type) transporter, characterized by the presence of two similar ATP-binding domains/proteins and two integral membrane domains/proteins. A bacterial enzyme that interacts with an extracytoplasmic substrate binding protein and mediates the high-affinity import of Zn2+.
History
created 2019
EC Tree
1.1.1.68 created 1965, deleted 1978 [transferred to EC 1.1.99.15, deleted 1980]
1.1.1.70 created 1965, deleted 1978
1.1.1.74 created 1972, deleted 1976
1.1.1.89 created 1972, deleted 1976
1.1.1.109 created 1972, deleted 1976
1.1.1.139 created 1972, deleted 1978
1.1.1.155 created 1976, deleted 2004
1.1.1.171 created 1978, deleted 1984
1.1.1.180 created 1983, deleted 1984
1.1.1.182 created 1983, deleted 1990
1.1.1.204 created 1972 as EC 1.2.1.37, transferred 1984 to EC 1.1.1.204, modified 1989, deleted 2004
1.1.1.242 created 1992, deleted 2001
1.1.1.249 provisional version created 1999, deleted 1999 (reinstated 2001 as EC 2.5.1.46)
1.1.1.253 created 1999, deleted 2003