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Literature summary for 3.5.2.6 extracted from

  • Fujii-Kuriyama, Y.; Yamamoto, M.; Sugawara, S.
    Purification and properties of beta-lactamase from Proteus morganii (1977), J. Bacteriol., 131, 726-734.
    View publication on PubMedView publication on EuropePMC

Inhibitors

Inhibitors Comment Organism Structure
cefoxitin
-
Morganella morganii
cephamycin C
-
Morganella morganii
Cloxacillin
-
Morganella morganii
Methicillin
-
Morganella morganii
Oxacillin
-
Morganella morganii

KM Value [mM]

KM Value [mM] KM Value Maximum [mM] Substrate Comment Organism Structure
0.0017
-
cephalexin
-
Morganella morganii
0.0059
-
cephalothin
-
Morganella morganii
0.028
-
cefazolin
-
Morganella morganii
0.084
-
cephaloridine
-
Morganella morganii
0.09
-
ampicillin
-
Morganella morganii
0.43
-
benzylpenicillin
-
Morganella morganii

Molecular Weight [Da]

Molecular Weight [Da] Molecular Weight Maximum [Da] Comment Organism
38000
-
gel filtration Morganella morganii
40000
-
SDS-PAGE Morganella morganii

Natural Substrates/ Products (Substrates)

Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
ampicillin + H2O Morganella morganii
-
(2R,4S)-2-[(R)-[[(2R)-2-amino-2-phenylacetyl]amino](carboxy)methyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid
-
?
ampicillin + H2O Morganella morganii 1510
-
(2R,4S)-2-[(R)-[[(2R)-2-amino-2-phenylacetyl]amino](carboxy)methyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid
-
?
benzylpenicillin + H2O Morganella morganii
-
(2R,4S)-2-[(R)-carboxy(2-phenylacetamido)methyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid
-
?
benzylpenicillin + H2O Morganella morganii 1510
-
(2R,4S)-2-[(R)-carboxy(2-phenylacetamido)methyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid
-
?
cephaloridine + H2O Morganella morganii
-
(2R)-2-[(R)-carboxy[(thiophen-2-ylacetyl)amino]methyl]-5-(pyridinium-1-ylmethyl)-3,6-dihydro-2H-1,3-thiazine-4-carboxylate
-
?
cephaloridine + H2O Morganella morganii 1510
-
(2R)-2-[(R)-carboxy[(thiophen-2-ylacetyl)amino]methyl]-5-(pyridinium-1-ylmethyl)-3,6-dihydro-2H-1,3-thiazine-4-carboxylate
-
?

Organism

Organism UniProt Comment Textmining
Morganella morganii
-
-
-
Morganella morganii 1510
-
-
-

Purification (Commentary)

Purification (Comment) Organism
-
Morganella morganii

Specific Activity [micromol/min/mg]

Specific Activity Minimum [µmol/min/mg] Specific Activity Maximum [µmol/min/mg] Comment Organism
190
-
-
Morganella morganii

Substrates and Products (Substrate)

Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
ampicillin + H2O
-
Morganella morganii (2R,4S)-2-[(R)-[[(2R)-2-amino-2-phenylacetyl]amino](carboxy)methyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid
-
?
ampicillin + H2O
-
Morganella morganii 1510 (2R,4S)-2-[(R)-[[(2R)-2-amino-2-phenylacetyl]amino](carboxy)methyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid
-
?
benzylpenicillin + H2O
-
Morganella morganii (2R,4S)-2-[(R)-carboxy(2-phenylacetamido)methyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid
-
?
benzylpenicillin + H2O
-
Morganella morganii 1510 (2R,4S)-2-[(R)-carboxy(2-phenylacetamido)methyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid
-
?
cefazolin + H2O
-
Morganella morganii (2R)-2-[(R)-carboxy[(1H-tetrazol-1-ylacetyl)amino]methyl]-5-[[(5-methyl-1,3,4-thiadiazol-2-yl)sulfanyl]methyl]-3,6-dihydro-2H-1,3-thiazine-4-carboxylic acid
-
?
cephalexin + H2O
-
Morganella morganii (2R)-2-[(R)-[[(2R)-2-amino-2-phenylacetyl]amino](carboxy)methyl]-5-methyl-3,6-dihydro-2H-1,3-thiazine-4-carboxylic acid
-
?
cephalexin + H2O
-
Morganella morganii 1510 (2R)-2-[(R)-[[(2R)-2-amino-2-phenylacetyl]amino](carboxy)methyl]-5-methyl-3,6-dihydro-2H-1,3-thiazine-4-carboxylic acid
-
?
cephaloridine + H2O
-
Morganella morganii (2R)-2-[(R)-carboxy[(thiophen-2-ylacetyl)amino]methyl]-5-(pyridinium-1-ylmethyl)-3,6-dihydro-2H-1,3-thiazine-4-carboxylate
-
?
cephaloridine + H2O
-
Morganella morganii 1510 (2R)-2-[(R)-carboxy[(thiophen-2-ylacetyl)amino]methyl]-5-(pyridinium-1-ylmethyl)-3,6-dihydro-2H-1,3-thiazine-4-carboxylate
-
?
cephalosporin C + H2O
-
Morganella morganii N6-[(R)-{(2R)-5-[(acetyloxy)methyl]-4-carboxy-3,6-dihydro-2H-1,3-thiazin-2-yl}(carboxy)methyl]-6-oxo-D-lysine
-
?
cephalothin + H2O
-
Morganella morganii (2R)-5-[(acetyloxy)methyl]-2-[(R)-carboxy[(thiophen-2-ylacetyl)amino]methyl]-3,6-dihydro-2H-1,3-thiazine-4-carboxylic acid
-
?
cephalothin + H2O
-
Morganella morganii 1510 (2R)-5-[(acetyloxy)methyl]-2-[(R)-carboxy[(thiophen-2-ylacetyl)amino]methyl]-3,6-dihydro-2H-1,3-thiazine-4-carboxylic acid
-
?
cephradine + H2O
-
Morganella morganii (2R)-2-[(R)-{[(2R)-2-amino-2-(cyclohexa-1,4-dien-1-yl)acetyl]amino}(carboxy)methyl]-5-methyl-3,6-dihydro-2H-1,3-thiazine-4-carboxylic acid
-
?

Subunits

Subunits Comment Organism
monomer 1* 40000, SDS-PAGE Morganella morganii

Temperature Optimum [°C]

Temperature Optimum [°C] Temperature Optimum Maximum [°C] Comment Organism
50
-
-
Morganella morganii

pH Optimum

pH Optimum Minimum pH Optimum Maximum Comment Organism
8.5
-
-
Morganella morganii

pH Range

pH Minimum pH Maximum Comment Organism
6 10
-
Morganella morganii

pH Stability

pH Stability pH Stability Maximum Comment Organism
6.5 10 35% loss of activity at pH 6.4 and 10 Morganella morganii