Austin JW, Doig P, Stewart M, Trust TJ (1992) Structural comparison of urease and GroEL analog from Helicobacter pylori. J Bacteriol 174: 7470–7473
Blakeley RL, Webb EC, Zerner B (1969) Jack bean urease (E.C. 3.5.1.5.). A new purification and reliable rate assay. Biochemistry 8: 1984–1990
Christians S, Kaltwasser H (1986) Nickel-content of urease from Bacillus pasteurii. Arch Microbiol 145: 51–55
Christians S, Jose J, Schäfer U, Kaltwasser H (1991) Purification and subunit determination of the nickel-dependent Staphylococcus xylosus urease. FEMS Microbiol Lett 80: 271–276
Dixon NE, Gazzola C, Watters JJ, Blakeley RL, Zerner B (1975) Inhibition of Jack bean urease (E.C. 3.5.1.5.) by acetohydroxamic acid and by phosphoramidate. An equivalent weight for urease. J Am Chem Soc 97: 4130–4131
Fishbein WN (1969) A sensitive and non-inhibitory catalytic gel stain for urease. In: Fifth International Symposium on Chromatography and Electrophoresis. Ann Arbor-Humphrey Science Publishers, London, pp 238–242
Gatermann S, John J, Marre R (1989) Staphylococcus saprophyticus urease: characterization and contribution to uropathogenicity in unobstructed urinary tract infection of rats. Infect Immun 57: 110–116
Glemzha AA, Kovzan VB, Yuodval'kite DY (1984) Urease from Staphylococcus saprophyticus. Some properties and inhibition by metal ions. Biochemistry-USSR 49: 1741–1745
Hawtin PR, Delves HT, Newell DG (1991) The demonstration of nickel in the urease of Helicobacter pylori by atomic absorption spectroscopy. FEMS Microbiol Lett 77: 51–54
Hovelius B, Mardh PA (1984) Staphylococcus saprophyticus as a common cause of urinary tract infections. Rev Infect Dis 6: 328–338
Jones BD, Mobley HLT (1989) Proteus mirabilis urease: nucleotide sequence determination and comparison with jack bean urease. J Bacteriol 171: 6414–6422
Jose J, Christians S, Rosenstein R, Götz F, Kaltwasser H (1991) Cloning and expression of various staphylococcal genes encoding urease in Staphylococcus carnosus. FEMS Microbiol Lett 80: 277–282
Jose J, Schäfer UK, Kaltwasser H (1994) Threonine is present instead of cysteine at the active site of urease from Staphylococcus xylosus. Arch Microbiol 161: 384–392
Kakimoto S, Sumino Y, Akiyama S, Nakao Y (1989) Purification and characterization of acid urease from Lactobacillus reuteri. Agric Biol Chem 53: 1119–1125
Kakimoto S, Sumino Y, Kawahara K, Yamazaki E, Nakatsui I (1990) Purification and characterization of acid urease from Lactobacillus fermentum. Appl Microbiol Biotechnol 32: 538–543
Kopperschläger G, Diezel W, Bierwagen B, Hofmann E (1969) Molekulargewichtsbestimmungen durch Polyacrylamid-Gelelektrophorese unter Verwendung eines linearen Gelgradienten. FEBS Lett 5: 221–224
Laemmli UK (1970) Cleavage of structural proteins during assembly of the head of bacteriophage T4. Nature 227: 680–685
Lambin P, Herance N, Fine JM (1986) Decrease in the mobility of proteins during electrophoresis in linear gradients of polyacrylamide. Electrophoresis 7: 342–344
Lowry OH, Rosebrough NJ, Farr AL, Randall RJ (1951) Protein measurement with the Folin phenol reagent. J Biol Chem 193: 265–275
Lyakina VB, Glemzha AA, Baratova LA, Chernyak VY (1991) Molecular weight, molecular structure, and kinetic characteristics of urease from Staphylococcus saprophyticus. Biochemistry-USSR 56: 63–69
Martin PR, Hausinger RP (1992) Site-directed mutagenesis of the active site cysteine in Klebsiella aerogenes urease. J Biol Chem 267: 20024–20027
McCoy DD, Cetin A, Hausinger RP (1992) Characterization of urease from Sporosarcina ureae. Arch Microbiol 157: 411–416
Merril CR, Goldman D, Sedman SA, Ebert MH (1981) Ultrasensitive stain for proteins in polyacrylamide gels shows regional variation in cerebrospinal fluid proteins. Science 211: 1437–1438
Mobley HLT, Hausinger RP (1989) Microbial ureases: significance, regulation, and molecular characterization. Microbiol Rev 53: 85–108
Mobley HLT, Hu LT, Foxall PA (1991) Helicobacter pylori urease: properties and role in pathogenesis. Scand J Gastroenterol 26[Suppl]: S39-S46
Mörsdorf G, Kaltwasser H (1990) Cloning of the genes encoding urease from Proteus vulgaris and sequencing of the structural genes. FEMS Microbiol Lett 66: 67–74
Schleifer KH, Meyer SA, Rupprecht M (1979) Relatedness among coagulase-negative staphylococci: deoxyribonucleic acid reassociation and comparative immunological studies. Arch Microbiol 122: 93–101
Takishima K, Mamiya G (1987) Location of the essential cysteine residue of jack bean urease. Protein Seq Data Anal 1: 103–106
Thirkell D, Myles AD, Precious BL, Frost JS, Woodall JC, Burdon MG, Russell WC (1989) The urease of Ureaplasma urealyticum. J Gen Microbiol 135: 315–323
Todd MJ, Hausinger RP (1989) Competitive inhibitors of Klebsiella aerogenes urease. Mechanisms of interaction with the nickel active site. J Biol Chem 264: 15835–15842
Todd MJ, Hausinger RP (1991) Reactivity of the essential thiol of Klebsiella aerogenes urease-effect of pH and ligands on thiol modification. J Biol Chem 266: 10260–10267
Turbett GR, Hoj PB, Horne R, Mee BJ (1992) Purification and characterization of the urease enzymes of Helicobacter species from humans and animals. Infect Immun 60: 5259–5266
Valentine RC, Shapiro BM, Stadtman ER (1968) Regulation of glutamine synthetase. XII. Electron microscopy of the enzyme from Escherichia coli. Biochemistry 7: 2143–2152
Yamazaki E, Kurasawa T, Kakimoto S, Sumino Y, Nakatsui I (1990) Characteristics of acid urease from Streptococcus mitior. Agric Biol Chem 54: 2143–2152
Yuodval'kite DY, Glemzha AA, Gal'vidis IY (1983) Selection and breeding of a urease-producing strain of Staphylococcus saprophyticus. Microbiology 52: 451–456