3.4.23.3: gastricsin

This is an abbreviated version!
For detailed information about gastricsin, go to the full flat file.

additional information restricted specificity than pepsin A, but shows preferential cleavage at Tyr-/- bonds. High activity on hemoglobin =

EC 3.4.4.22, More, parapepsin II, pepsin C, pepsin II, pepsinogen C, pepsinogen II, PGC, pig parapepsin II, progastricsin, seminal pepsin

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Results	in table
255	AA Sequence
4	Application
1	CAS Registry Number
8	Cloned(Commentary)
2	Crystallization (Commentary)
901	Disease/ Diagnostics
6	Expression
2	General Information
1	General Stability
20	Inhibitors
16	KM Value [mM]
4	Localization
11	Molecular Weight [Da]
5	Natural Substrates/ Products (Substrates)
45	Organism
6	PDB ID
8	pH Optimum
5	pH Range
1	pI Value
18	Posttranslational Modification
11	Purification (Commentary)
3	Reaction
1	Reaction Type
45	Reference
56	Source Tissue
1	Specific Activity [micromol/min/mg]
42	Substrates and Products (Substrate)
9	Subunits
36	Synonyms
1	Temperature Optimum [°C]
1	Temperature Range [°C]
15	Turnover Number [1/s]

pH Range on EC 3.4.23.3 - gastricsin

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1 - 3

the enzyme is active between pH 1.0 and 3.0, shows less than 10% activity at pH 4.0-7.0, and is inactive at pH 8.0

1.1 - 4

pH 1.1: about 60% of maximal activity, pH 4.0: about 35% of maximal activity

1.2 - 3.5

pH 1.2: about 75% of maximal activity, pH 3.5: about 55% of maximal activity

1.3 - 4.5

pH 1.3: about 75% of maximal activity, pH 4.5: about 35% of maximal activity, pepsin C-2

1.4 - 4.5

pH 1.4: about 90% of maximal activity, pH 4.5: about 40% of maximal activity, pepsin C-1