Preliminary crystallographic studies of urease from jack bean and from Klebsiella aerogenes

Solvent content of protein crystals

1968 • 7,954 citations

Phenol-hypochlorite reaction for determination of ammonia

1967 • 3,780 citations

Sparse matrix sampling: a screening method for crystallization of proteins

1991 • 2,050 citations

Microbial ureases: significance, regulation, and molecular characterization

1989 • 1,178 citations

THE ISOLATION AND CRYSTALLIZATION OF THE ENZYME UREASE

1926 • 860 citations

Jack bean urease (EC 3.5.1.5). Metalloenzyme. Simple biological role for nickel

1975 • 784 citations

Microbial ureases: significance, regulation, and molecular characterization.

1989 • 620 citations

ChemInform Abstract: JACK BEAN UREASE (EC 3.5.1.5), A METALLOENZYME, A SIMPLE BIOLOGICAL ROLE FOR NICKEL

1975 • 229 citations

Jack bean urease (EC 3.5.1.5). V. On the mechanism of action of urease on urea, formamide, acetamide, N-methylurea, and related compounds

1980 • 215 citations

Sequence of the Klebsiella aerogenes urease genes and evidence for accessory proteins facilitating nickel incorporation

1990 • 212 citations

The structure of jack bean urease

1988 • 191 citations

Competitive Inhibitors of Klebsiella aerogenes Urease

1989 • 176 citations

Recent advances in the chemistry of an old enzyme, urease

1991 • 161 citations

Jack bean urease (EC 3.5.1.5). IV. The molecular size and the mechanism of inhibition by hydroxamic acids. Spectrophotometric titration of enzymes with reversible inhibitors

1980 • 130 citations

Purification and characterization of the nickel-containing multicomponent urease from Klebsiella aerogenes.

1987 • 118 citations

Jack bean urease (EC 3.5.1.5). A new purification and reliable rate assay

1969 • 114 citations

Jack bean urease (EC 3.5.1.5). II. The relationship between nickel, enzymatic activity, and the "abnormal" ultraviolet spectrum. The nickel content of jack beans

1980 • 61 citations

Identification of the essential cysteine residue in Klebsiella aerogenes urease.

1991 • 49 citations

Variable-temperature magnetic circular dichroism spectroscopy as a probe of the electronic and magnetic properties of nickel in jack bean urease

1991 • 43 citations

Cloning and sequencing of a jack bean urease-encoding cDNA

1991 • 41 citations

X-ray absorption spectroscopic evidence for binding of the competitive inhibitor 2-mercaptoethanol to the nickel sites of Jack bean urease. A new nickel-nickel interaction in the inhibited enzyme

1990 • 32 citations