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enzymatic reaction
A chemical reaction catalyzed by an enzyme. An enzymatic reaction consists of substrate(s), enzyme & product(s). The enzyme is unchanged by the reaction.
Properties
GENERAL: catalytic reaction
SPECIFIC: biochemical ligation
sialylation
active transport
protein phosphorylation
proteolytic cleavage
template-directed reaction
ENZYME: calpain
COMPARTMENT: cytoplasm
MOTIF: Ca+2-binding site
EFFECTOR-BOUND: Ca+2
STATE: active state
SUBSTRATE: Ca+2 ATPase of plasma membrane
COMPARTMENT: plasma membrane
CELL: erythrocyte
QUANTITY: 4.2E12-6.2E12 CELLS/UL
STATE: Inactive
MOTIF: cytoplasmic domain {N-TERMINAL}
exoplasmic loop
LOOP#: 1
exoplasmic loop
LOOP#: 2
exoplasmic loop
LOOP#: 3
exoplasmic loop
LOOP#: 4
exoplasmic loop
LOOP#: 5
transmembrane domain (10)
active site
SITE: CYTOPLASMIC-LOOP-2
MOTIF: Asp phosphorylation site {D475}
ATP-binding site
NAME: ATP-binding site
SITE: K609
MOTIF: lysine residue {K609}
calmodulin binding site
SITE: CYTOPLASMIC-TAIL
FOR-BINDING-OF: calmodulin
MOTIF: Thr phosphorylation site
PEST region
cytoplasmic domain {C-TERMINAL}
PRODUCT: Ca+2 ATPase of plasma membrane
COMPARTMENT: plasma membrane
CELL: erythrocyte
QUANTITY: 4.2E12-6.2E12 CELLS/UL
STATE: Active
MOTIF: cytoplasmic domain {N-TERMINAL}
exoplasmic loop
LOOP#: 1
exoplasmic loop
LOOP#: 2
exoplasmic loop
LOOP#: 3
exoplasmic loop
LOOP#: 4
exoplasmic loop
LOOP#: 5
transmembrane domain (10)
membrane region
active site
SITE: CYTOPLASMIC-LOOP-2
MOTIF: Asp phosphorylation site {D475}
ATP-binding site
NAME: ATP-binding site
SITE: K609
MOTIF: lysine residue {K609}
calmodulin binding site
SITE: CYTOPLASMIC-TAIL
FOR-BINDING-OF: calmodulin
MOTIF: Thr phosphorylation site
PEST region
cytoplasmic domain {C-TERMINAL}
peptide
References
- UI90050514
- Wang KK et al
Calmodulin-binding proteins as calpain substrates.
Biochem J 262:693 1989
PMID: 2556106