Data extracted from this reference:
Inhibitors
3.4.14.4
amastatin
30% inhibition at 0.1 mM
Rattus norvegicus
3.4.14.4
angiotensin II
Homo sapiens
3.4.14.4
angiotensin II
Rattus norvegicus
3.4.14.4
angiotensin III
Homo sapiens
3.4.14.4
angiotensin III
Rattus norvegicus
3.4.14.4
bestatin
10% inhibition at 0.1 mM
Homo sapiens
3.4.14.4
bestatin
35% inhibition at 0.1 mM
Rattus norvegicus
3.4.14.4
Co2+
activation up to 50% at 0.001-0.0001 mM, inbhibitory above 0.002 mM
Rattus norvegicus
3.4.14.4
E-64
i.e. L-trans-epoxysuccinyl-leucylamido(4-guanidino)butane, 10% inhibition at 0.1 mM
Rattus norvegicus
3.4.14.4
EDTA
67% inhibition at 5 mM
Homo sapiens
3.4.14.4
Gly-Gly-Phe-Leu
fragment of Leu-enkephalin
Homo sapiens
3.4.14.4
Gly-Gly-Phe-Leu
fragment of Leu-enkephalin
Rattus norvegicus
3.4.14.4
His-Phe-Arg-Trp
fragment of alpha-melanocyte-stimulating hormone
Homo sapiens
3.4.14.4
His-Phe-Arg-Trp
fragment of alpha-melanocyte-stimulating hormone
Rattus norvegicus
3.4.14.4
Leu-Trp-Met-Arg-Phe
Homo sapiens
3.4.14.4
Leu-Trp-Met-Arg-Phe
Rattus norvegicus
3.4.14.4
leupeptin
10% inhibition at 0.1 mM
Homo sapiens
3.4.14.4
Lys-Val-Ile-Leu-Phe
fragment of hydra head activator
Homo sapiens
3.4.14.4
Lys-Val-Ile-Leu-Phe
fragment of hydra head activator
Rattus norvegicus
3.4.14.4
Nalpha-tosyl-L-Phe-chloromethyl ketone
60% inhibition at 0.1 mM
Rattus norvegicus
3.4.14.4
o-phenanthroline
93% inhibition at 1 mM
Homo sapiens
3.4.14.4
o-phenanthroline
50% inhibition at 0.1 mM
Rattus norvegicus
3.4.14.4
PMSF
40% inhibition at 1 mM
Rattus norvegicus
3.4.14.4
probestin
85% inhibition at 0.1 mM
Rattus norvegicus
3.4.14.4
Proctolin
Homo sapiens
3.4.14.4
Proctolin
Rattus norvegicus
3.4.14.4
puromycin
15% inhibition at 0.1 mM
Rattus norvegicus
3.4.14.4
Tyr-Gly-Gly-Phe-Leu
Leu-enkephalin
Homo sapiens
3.4.14.4
Tyr-Gly-Gly-Phe-Leu
Leu-enkephalin
Rattus norvegicus
3.4.14.4
Tyr-Gly-Gly-Phe-Met
Met-enkephalin
Homo sapiens
3.4.14.4
Tyr-Gly-Gly-Phe-Met
Met-enkephalin
Rattus norvegicus
3.4.14.4
Zn2+
50% inhibition at 0.032 mM
Homo sapiens
3.4.14.4
Zn2+
50% inhibition at 0.001 mM
Rattus norvegicus
KM Value [mM]
3.4.14.4
0.00621
Arg-Arg-2-naphthylamide
pH 7.4, 37°C
Homo sapiens
3.4.14.4
0.00651
Arg-Arg-2-naphthylamide
pH 7.4, 37°C
Rattus norvegicus
3.4.14.4
0.00788
Arg-Arg-2-naphthylamide
pH 8.0, 37°C
Rattus norvegicus
Metals/Ions
3.4.14.4
Co2+
activation up to 2fold at micromolar concentrations
Homo sapiens
3.4.14.4
Co2+
activation up to 50% at 0.001-0.0001 mM, inbhibitory above 0.002 mM
Rattus norvegicus
Molecular Weight [Da]
3.4.14.4
82500
x * 82500, mass spectrometry
Homo sapiens
Organism
3.4.14.4
Rattus norvegicus
Purification (Commentary)
3.4.14.4
Rattus norvegicus
Source Tissue
3.4.14.4
erythrocyte
Homo sapiens
3.4.14.4
erythrocyte
Rattus norvegicus
Substrates and Products (Substrate)
3.4.14.4
Ala-Ala-2-naphthylamide + H2O
poor substrate
650445
Homo sapiens
Ala-Ala + 2-naphthylamine
650445
Homo sapiens
?
3.4.14.4
Ala-Ala-2-naphthylamide + H2O
poor substrate
650445
Rattus norvegicus
Ala-Ala + 2-naphthylamine
650445
Rattus norvegicus
?
3.4.14.4
Arg-Arg-2-naphthylamide + H2O
650445
Homo sapiens
Arg-Arg + 2-naphthylamine
650445
Homo sapiens
?
3.4.14.4
Arg-Arg-2-naphthylamide + H2O
650445
Rattus norvegicus
Arg-Arg + 2-naphthylamine
650445
Rattus norvegicus
?
3.4.14.4
Lys-Ala-4-methoxy-2-naphthylamide + H2O
poor substrate
650445
Homo sapiens
Lys-Ala + 4-methoxy-2-naphthylamine
650445
Homo sapiens
?
3.4.14.4
Lys-Ala-4-methoxy-2-naphthylamide + H2O
poor substrate
650445
Rattus norvegicus
Lys-Ala + 4-methoxy-2-naphthylamine
650445
Rattus norvegicus
?
3.4.14.4
additional information
enzyme prefers a hydrophobic residue at P1 position
650445
Homo sapiens
?
650445
Homo sapiens
?
3.4.14.4
additional information
enzyme prefers a hydrophobic residue at P1 position
650445
Rattus norvegicus
?
650445
Rattus norvegicus
?
Subunits
3.4.14.4
?
x * 82500, mass spectrometry
Homo sapiens
pH Optimum
3.4.14.4
7.4
45% of maximal activity
Homo sapiens
3.4.14.4
7.4
45% of maximal activity
Rattus norvegicus
3.4.14.4
8
Rattus norvegicus
3.4.14.4
8
80% of maximal activity
Homo sapiens
3.4.14.4
8.7
8.8
Homo sapiens
Ki Value [mM]
3.4.14.4
0.000024
angiotensin III
37°C, pH 7.4
Rattus norvegicus
3.4.14.4
0.00009
angiotensin III
37°C, pH 7.4
Homo sapiens
3.4.14.4
0.00009
Leu-Trp-Met-Arg-Phe
37°C, pH 7.4
Homo sapiens
3.4.14.4
0.00013
Leu-Trp-Met-Arg-Phe
37°C, pH 7.4
Rattus norvegicus
3.4.14.4
0.00015
Proctolin
37°C, pH 7.4
Homo sapiens
3.4.14.4
0.00021
Lys-Val-Ile-Leu-Phe
37°C, pH 7.4
Homo sapiens
3.4.14.4
0.0004
Lys-Val-Ile-Leu-Phe
37°C, pH 7.4
Rattus norvegicus
3.4.14.4
0.00043
Proctolin
37°C, pH 7.4
Rattus norvegicus
3.4.14.4
0.00066
angiotensin II
37°C, pH 7.4
Rattus norvegicus
3.4.14.4
0.00083
angiotensin II
37°C, pH 7.4
Homo sapiens
3.4.14.4
0.0065
His-Phe-Arg-Trp
37°C, pH 7.4
Homo sapiens
3.4.14.4
0.01
His-Phe-Arg-Trp
37°C, pH 7.4
Rattus norvegicus
3.4.14.4
0.027
Tyr-Gly-Gly-Phe-Leu
37°C, pH 7.4
Homo sapiens
3.4.14.4
0.027
Tyr-Gly-Gly-Phe-Met
37°C, pH 7.4
Homo sapiens
3.4.14.4
0.0337
Tyr-Gly-Gly-Phe-Leu
37°C, pH 7.4
Rattus norvegicus
3.4.14.4
0.0343
Tyr-Gly-Gly-Phe-Met
37°C, pH 7.4
Rattus norvegicus
3.4.14.4
0.05
Gly-Gly-Phe-Leu
37°C, pH 7.4
Homo sapiens
3.4.14.4
0.074
Gly-Gly-Phe-Leu
37°C, pH 7.4
Rattus norvegicus
Inhibitors (protein specific)
3.4.14.4
amastatin
30% inhibition at 0.1 mM
Rattus norvegicus
3.4.14.4
angiotensin II
Homo sapiens
3.4.14.4
angiotensin II
Rattus norvegicus
3.4.14.4
angiotensin III
Homo sapiens
3.4.14.4
angiotensin III
Rattus norvegicus
3.4.14.4
bestatin
35% inhibition at 0.1 mM
Rattus norvegicus
3.4.14.4
bestatin
10% inhibition at 0.1 mM
Homo sapiens
3.4.14.4
Co2+
activation up to 50% at 0.001-0.0001 mM, inbhibitory above 0.002 mM
Rattus norvegicus
3.4.14.4
E-64
i.e. L-trans-epoxysuccinyl-leucylamido(4-guanidino)butane, 10% inhibition at 0.1 mM
Rattus norvegicus
3.4.14.4
EDTA
67% inhibition at 5 mM
Homo sapiens
3.4.14.4
Gly-Gly-Phe-Leu
fragment of Leu-enkephalin
Homo sapiens
3.4.14.4
Gly-Gly-Phe-Leu
fragment of Leu-enkephalin
Rattus norvegicus
3.4.14.4
His-Phe-Arg-Trp
fragment of alpha-melanocyte-stimulating hormone
Homo sapiens
3.4.14.4
His-Phe-Arg-Trp
fragment of alpha-melanocyte-stimulating hormone
Rattus norvegicus
3.4.14.4
Leu-Trp-Met-Arg-Phe
Homo sapiens
3.4.14.4
Leu-Trp-Met-Arg-Phe
Rattus norvegicus
3.4.14.4
leupeptin
10% inhibition at 0.1 mM
Homo sapiens
3.4.14.4
Lys-Val-Ile-Leu-Phe
fragment of hydra head activator
Homo sapiens
3.4.14.4
Lys-Val-Ile-Leu-Phe
fragment of hydra head activator
Rattus norvegicus
3.4.14.4
Nalpha-tosyl-L-Phe-chloromethyl ketone
60% inhibition at 0.1 mM
Rattus norvegicus
3.4.14.4
o-phenanthroline
93% inhibition at 1 mM
Homo sapiens
3.4.14.4
o-phenanthroline
50% inhibition at 0.1 mM
Rattus norvegicus
3.4.14.4
PMSF
40% inhibition at 1 mM
Rattus norvegicus
3.4.14.4
probestin
85% inhibition at 0.1 mM
Rattus norvegicus
3.4.14.4
Proctolin
Homo sapiens
3.4.14.4
Proctolin
Rattus norvegicus
3.4.14.4
puromycin
15% inhibition at 0.1 mM
Rattus norvegicus
3.4.14.4
Tyr-Gly-Gly-Phe-Leu
Leu-enkephalin
Homo sapiens
3.4.14.4
Tyr-Gly-Gly-Phe-Leu
Leu-enkephalin
Rattus norvegicus
3.4.14.4
Tyr-Gly-Gly-Phe-Met
Met-enkephalin
Homo sapiens
3.4.14.4
Tyr-Gly-Gly-Phe-Met
Met-enkephalin
Rattus norvegicus
3.4.14.4
Zn2+
50% inhibition at 0.001 mM
Rattus norvegicus
3.4.14.4
Zn2+
50% inhibition at 0.032 mM
Homo sapiens
Ki Value [mM] (protein specific)
3.4.14.4
0.000024
angiotensin III
37°C, pH 7.4
Rattus norvegicus
3.4.14.4
0.00009
angiotensin III
37°C, pH 7.4
Homo sapiens
3.4.14.4
0.00009
Leu-Trp-Met-Arg-Phe
37°C, pH 7.4
Homo sapiens
3.4.14.4
0.00013
Leu-Trp-Met-Arg-Phe
37°C, pH 7.4
Rattus norvegicus
3.4.14.4
0.00015
Proctolin
37°C, pH 7.4
Homo sapiens
3.4.14.4
0.00021
Lys-Val-Ile-Leu-Phe
37°C, pH 7.4
Homo sapiens
3.4.14.4
0.0004
Lys-Val-Ile-Leu-Phe
37°C, pH 7.4
Rattus norvegicus
3.4.14.4
0.00043
Proctolin
37°C, pH 7.4
Rattus norvegicus
3.4.14.4
0.00066
angiotensin II
37°C, pH 7.4
Rattus norvegicus
3.4.14.4
0.00083
angiotensin II
37°C, pH 7.4
Homo sapiens
3.4.14.4
0.0065
His-Phe-Arg-Trp
37°C, pH 7.4
Homo sapiens
3.4.14.4
0.01
His-Phe-Arg-Trp
37°C, pH 7.4
Rattus norvegicus
3.4.14.4
0.027
Tyr-Gly-Gly-Phe-Leu
37°C, pH 7.4
Homo sapiens
3.4.14.4
0.027
Tyr-Gly-Gly-Phe-Met
37°C, pH 7.4
Homo sapiens
3.4.14.4
0.0337
Tyr-Gly-Gly-Phe-Leu
37°C, pH 7.4
Rattus norvegicus
3.4.14.4
0.0343
Tyr-Gly-Gly-Phe-Met
37°C, pH 7.4
Rattus norvegicus
3.4.14.4
0.05
Gly-Gly-Phe-Leu
37°C, pH 7.4
Homo sapiens
3.4.14.4
0.074
Gly-Gly-Phe-Leu
37°C, pH 7.4
Rattus norvegicus
KM Value [mM] (protein specific)
3.4.14.4
0.00621
Arg-Arg-2-naphthylamide
pH 7.4, 37°C
Homo sapiens
3.4.14.4
0.00651
Arg-Arg-2-naphthylamide
pH 7.4, 37°C
Rattus norvegicus
3.4.14.4
0.00788
Arg-Arg-2-naphthylamide
pH 8.0, 37°C
Rattus norvegicus
Metals/Ions (protein specific)
3.4.14.4
Co2+
activation up to 2fold at micromolar concentrations
Homo sapiens
3.4.14.4
Co2+
activation up to 50% at 0.001-0.0001 mM, inbhibitory above 0.002 mM
Rattus norvegicus
Molecular Weight [Da] (protein specific)
3.4.14.4
82500
x * 82500, mass spectrometry
Homo sapiens
Purification (Commentary) (protein specific)
3.4.14.4
Rattus norvegicus
Source Tissue (protein specific)
3.4.14.4
erythrocyte
Homo sapiens
3.4.14.4
erythrocyte
Rattus norvegicus
Substrates and Products (Substrate) (protein specific)
3.4.14.4
Ala-Ala-2-naphthylamide + H2O
poor substrate
650445
Homo sapiens
Ala-Ala + 2-naphthylamine
650445
Homo sapiens
?
3.4.14.4
Ala-Ala-2-naphthylamide + H2O
poor substrate
650445
Rattus norvegicus
Ala-Ala + 2-naphthylamine
650445
Rattus norvegicus
?
3.4.14.4
Arg-Arg-2-naphthylamide + H2O
650445
Homo sapiens
Arg-Arg + 2-naphthylamine
650445
Homo sapiens
?
3.4.14.4
Arg-Arg-2-naphthylamide + H2O
650445
Rattus norvegicus
Arg-Arg + 2-naphthylamine
650445
Rattus norvegicus
?
3.4.14.4
Lys-Ala-4-methoxy-2-naphthylamide + H2O
poor substrate
650445
Homo sapiens
Lys-Ala + 4-methoxy-2-naphthylamine
650445
Homo sapiens
?
3.4.14.4
Lys-Ala-4-methoxy-2-naphthylamide + H2O
poor substrate
650445
Rattus norvegicus
Lys-Ala + 4-methoxy-2-naphthylamine
650445
Rattus norvegicus
?
3.4.14.4
additional information
enzyme prefers a hydrophobic residue at P1 position
650445
Homo sapiens
?
650445
Homo sapiens
?
3.4.14.4
additional information
enzyme prefers a hydrophobic residue at P1 position
650445
Rattus norvegicus
?
650445
Rattus norvegicus
?
Subunits (protein specific)
3.4.14.4
?
x * 82500, mass spectrometry
Homo sapiens
pH Optimum (protein specific)
3.4.14.4
7.4
45% of maximal activity
Homo sapiens
3.4.14.4
7.4
45% of maximal activity
Rattus norvegicus
3.4.14.4
8
Rattus norvegicus
3.4.14.4
8
80% of maximal activity
Homo sapiens
3.4.14.4
8.7
8.8
Homo sapiens