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Literature summary for 3.1.1.43 extracted from

  • Kato, K.; Kawahara, K.; Takahashi, T.; Kakinuma, A.
    Substrate specificity of alpha-amino acid hydrolase from Xanthomonas citri (1980), Agric. Biol. Chem., 44, 1075-1081.
No PubMed abstract available

Inhibitors

Inhibitors Comment Organism Structure
CuSO4
-
Xanthomonas citri
FeSO4
-
Xanthomonas citri
HgCl2
-
Xanthomonas citri

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
2.99
-
cephalexin
-
Xanthomonas citri
5.08
-
7-amino-3-deacetoxycephalosporanic acid
-
Xanthomonas citri
8.26
-
D-alpha-phenylglycine methyl ester
-
Xanthomonas citri

Organism

Organism UniProt Comment Textmining
Xanthomonas citri
-
IFO 3835
-

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
alpha-aminoisobutyric acid methyl ester + 7-amino-3-deacetoxycephalosporanic acid
-
Xanthomonas citri methanol + ?
-
?
alpha-aminoisobutyric acid methyl ester + H2O
-
Xanthomonas citri alpha-aminoisobutyric acid + methanol
-
?
ampicillin + H2O
-
Xanthomonas citri (R)-2-phenylglycine + 6-aminopenicillanic acid
-
?
cephalexin + H2O
-
Xanthomonas citri 7-amino-3-deacetoxycephalosporanic acid + phenylglycine
-
r
cephalexin + H2O
-
Xanthomonas citri D-phenylglycine + 7-aminodesacetoxycephalosporanic acid
-
?
cephaloglycin + H2O
-
Xanthomonas citri ?
-
?
D-alanine methyl ester + 7-amino-3-deacetoxycephalosporanic acid
-
Xanthomonas citri methanol + ?
-
?
D-alanine methyl ester + H2O
-
Xanthomonas citri D-alanine + methanol
-
?
D-alpha-phenylglycine ethyl ester + 7-amino-3-deacetoxycephalosporanic acid
-
Xanthomonas citri ethanol + cephalexin
-
?
D-alpha-phenylglycine ethyl ester + H2O
-
Xanthomonas citri D-alpha-phenylglycine + ethanol
-
?
D-alpha-phenylglycine isopropyl ester + 7-amino-3-deacetoxycephalosporanic acid
-
Xanthomonas citri isopropanol + cephalexin
-
?
D-alpha-phenylglycine isopropyl ester + H2O
-
Xanthomonas citri D-alpha-phenylglycine + isopropanol
-
?
D-alpha-phenylglycine methyl ester + 6-aminopenicillanic acid
-
Xanthomonas citri methanol + ?
-
?
D-alpha-phenylglycine methyl ester + 7-amino-3-deacetoxycephalosporanic acid
-
Xanthomonas citri methanol + cephalexin
-
?
D-alpha-phenylglycine methyl ester + 7-aminocephalosporanic acid
-
Xanthomonas citri methanol + ?
-
?
D-alpha-phenylglycine methyl ester + H2O
-
Xanthomonas citri D-alpha-phenylglycine + methanol
-
?
D-alpha-phenylglycine n-butyl ester + 7-amino-3-deacetoxycephalosporanic acid
-
Xanthomonas citri butanol + cephalexin
-
?
D-alpha-phenylglycine n-butyl ester + H2O
-
Xanthomonas citri D-alpha-phenylglycine + n-butanol
-
?
D-alpha-phenylglycine n-propyl ester + 7-amino-3-deacetoxycephalosporanic acid
-
Xanthomonas citri n-propanol + cephalexin
-
?
D-alpha-phenylglycine n-propyl ester + H2O
-
Xanthomonas citri D-alpha-phenylglycine + n-propanol
-
?
D-leucine methyl ester + 7-amino-3-deacetoxycephalosporanic acid
-
Xanthomonas citri methanol + ?
-
?
D-leucine methyl ester + H2O
-
Xanthomonas citri D-leucine + methanol
-
?
D-methionine methyl ester + 7-amino-3-deacetoxycephalosporanic acid
-
Xanthomonas citri methanol + ?
-
?
D-methionine methyl ester + H2O
-
Xanthomonas citri D-methionine + methanol
-
?
D-serine methyl ester + 7-amino-3-deacetoxycephalosporanic acid
-
Xanthomonas citri methanol + ?
-
?
D-serine methyl ester + H2O
-
Xanthomonas citri D-serine + methanol
-
?
DL-alpha-aminobutyric acid methyl ester + 7-amino-3-deacetoxycephalosporanic acid
-
Xanthomonas citri methanol + ?
-
?
DL-alpha-aminobutyric acid methyl ester + H2O
-
Xanthomonas citri DL-alpha-aminobutyric acid + methanol
-
?
DL-threonine methyl ester + 7-amino-3-deacetoxycephalosporanic acid
-
Xanthomonas citri methanol + ?
-
?
DL-threonine methyl ester + H2O
-
Xanthomonas citri DL-threonine + methanol
-
?
glycine methyl ester + 7-amino-3-deacetoxycephalosporanic acid
-
Xanthomonas citri methanol + ?
-
?
glycine methyl ester + H2O
-
Xanthomonas citri glycine + methanol
-
?
L-alpha-phenylglycine methyl ester + 7-amino-3-deacetoxycephalosporanic acid
-
Xanthomonas citri methanol + cephalexin
-
?
L-arginine methyl ester + 7-amino-3-deacetoxycephalosporanic acid
-
Xanthomonas citri methanol + ?
-
?
L-arginine methyl ester + H2O
-
Xanthomonas citri L-arginine + methanol
-
?
L-cysteine methyl ester + 7-amino-3-deacetoxycephalosporanic acid
-
Xanthomonas citri methanol + ?
-
?
L-cysteine methyl ester + H2O
-
Xanthomonas citri L-cysteine + methanol
-
?
L-glutamic acid methyl ester + 7-amino-3-deacetoxycephalosporanic acid
-
Xanthomonas citri methanol + ?
-
?
L-glutamic acid methyl ester + H2O
-
Xanthomonas citri L-glutamic acid + methanol
-
?
L-lysine methyl ester + 7-amino-3-deacetoxycephalosporanic acid
-
Xanthomonas citri methanol + ?
-
?
L-lysine methyl ester + H2O
-
Xanthomonas citri L-lysine + methanol
-
?
L-methionine methyl ester + 7-amino-3-deacetoxycephalosporanic acid
-
Xanthomonas citri methanol + ?
-
?
L-methionine methyl ester + H2O
-
Xanthomonas citri L-methionine + methanol
-
?
L-phenylalanine methyl ester + 7-amino-3-deacetoxycephalosporanic acid
-
Xanthomonas citri methanol + ?
-
?
L-phenylalanine methyl ester + H2O
-
Xanthomonas citri L-phenylalanine + methanol
-
?
L-serine methyl ester + 7-amino-3-deacetoxycephalosporanic acid
-
Xanthomonas citri methanol + ?
-
?
L-serine methyl ester + H2O
-
Xanthomonas citri L-serine + methanol
-
?

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
35
-
hydrolysis and acyl group transfer Xanthomonas citri

Temperature Range [°C]

Temperature Minimum [°C] Temperature Maximum [°C] Comment Organism
-
40
-
Xanthomonas citri

Temperature Stability [°C]

Temperature Stability Minimum [°C] Temperature Stability Maximum [°C] Comment Organism
30
-
no loss of activity after 15 min, pH 6 Xanthomonas citri
50
-
completely inactivated within 15 min, pH 6 Xanthomonas citri

Turnover Number [1/s]

Turnover Number Minimum [1/s] Turnover Number Maximum [1/s] Substrate Comment Organism Structure
3200
-
cephalexin cephalexin hydrolysis Xanthomonas citri
6600
-
D-alpha-phenylglycine methyl ester acyl transfer from D-alpha-phenylglycine methyl ester to 7-amino-3-deacetoxycephalosporanic acid Xanthomonas citri
11100
-
D-alpha-phenylglycine methyl ester hydrolysis of D-alpha-phenylglycine methyl ester Xanthomonas citri

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
6.4
-
hydrolysis and acyl group transfer Xanthomonas citri

pH Range

pH Minimum pH Maximum Comment Organism
6.4
-
-
Xanthomonas citri

pH Stability

pH Stability pH Stability Maximum Comment Organism
4 9 stable, 16 h, 0°C Xanthomonas citri
5.5 7.5 stable, 1 h, 30°C Xanthomonas citri