175 related articles for article (PubMed ID: 8554546)
1. Catalytic consequences of experimental evolution: catalysis by a 'third-generation' evolvant of the second beta-galactosidase of Escherichia coli, ebgabcde, and by ebgabcd, a 'second-generation' evolvant containing two supposedly 'kinetically silent' mutations.
Krishnan S; Hall BG; Sinnott ML
Biochem J; 1995 Dec; 312 ( Pt 3)(Pt 3):971-7. PubMed ID: 8554546
[TBL] [Abstract][Full Text] [Related]
2. The catalytic consequences of experimental evolution. Studies on the subunit structure of the second (ebg) beta-galactosidase of Escherichia coli, and on catalysis by ebgab, an experimental evolvant containing two amino acid substitutions.
Elliott AC; K S; Sinnott ML; Smith PJ; Bommuswamy J; Guo Z; Hall BG; Zhang Y
Biochem J; 1992 Feb; 282 ( Pt 1)(Pt 1):155-64. PubMed ID: 1540130
[TBL] [Abstract][Full Text] [Related]
3. Catalysis by the large subunit of the second beta-galactosidase of Escherichia coli in the absence of the small subunit.
Calugaru SV; Hall BG; Sinnott ML
Biochem J; 1995 Nov; 312 ( Pt 1)(Pt 1):281-6. PubMed ID: 7492325
[TBL] [Abstract][Full Text] [Related]
4. The catalytic consequences of experimental evolution. Transition-state structure during catalysis by the evolved beta-galactosidases of Escherichia coli (ebg enzymes) changed by a single mutational event.
Li BF; Holdup D; Morton CA; Sinnott ML
Biochem J; 1989 May; 260(1):109-14. PubMed ID: 2505746
[TBL] [Abstract][Full Text] [Related]
5. A solvent-isotope-effect study of proton transfer during catalysis by Escherichia coli (lacZ) beta-galactosidase.
Selwood T; Sinnott ML
Biochem J; 1990 Jun; 268(2):317-23. PubMed ID: 2114090
[TBL] [Abstract][Full Text] [Related]
6. Larger increases in sensitivity to paracatalytic inactivation than in catalytic competence during experimental evolution of the second beta-galactosidase of Escherichia coli.
Calugaru SV; Krishnan S; Chany CJ; Hall BG; Sinnott ML
Biochem J; 1997 Jul; 325 ( Pt 1)(Pt 1):117-21. PubMed ID: 9224636
[TBL] [Abstract][Full Text] [Related]
7. Large changes of transition-state structure during experimental evolution of an enzyme.
Srinivasan K; Konstantinidis A; Sinnott ML; Hall BG
Biochem J; 1993 Apr; 291 ( Pt 1)(Pt 1):15-7. PubMed ID: 8471034
[TBL] [Abstract][Full Text] [Related]
8. Structure-reactivity relationships for beta-galactosidase (Escherichia coli, lac Z). 2. Reactions of the galactosyl-enzyme intermediate with alcohols and azide ion.
Richard JP; Westerfeld JG; Lin S; Beard J
Biochemistry; 1995 Sep; 34(37):11713-24. PubMed ID: 7547903
[TBL] [Abstract][Full Text] [Related]
9. Structure-reactivity relationships for beta-galactosidase (Escherichia coli, lac Z). 4. Mechanism for reaction of nucleophiles with the galactosyl-enzyme intermediates of E461G and E461Q beta-galactosidases.
Richard JP; Huber RE; Heo C; Amyes TL; Lin S
Biochemistry; 1996 Sep; 35(38):12387-401. PubMed ID: 8823174
[TBL] [Abstract][Full Text] [Related]
10. The necessity of magnesium cation for acid assistance aglycone departure in catalysis by Escherichia coli (lacZ) beta-galactosidase.
Sinnott ML; Withers SG
Biochem J; 1978 Nov; 175(2):539-46. PubMed ID: 105722
[TBL] [Abstract][Full Text] [Related]
11. Trp-999 of beta-galactosidase (Escherichia coli) is a key residue for binding, catalysis, and synthesis of allolactose, the natural lac operon inducer.
Huber RE; Hakda S; Cheng C; Cupples CG; Edwards RA
Biochemistry; 2003 Feb; 42(6):1796-803. PubMed ID: 12578395
[TBL] [Abstract][Full Text] [Related]
12. Determination of the roles of Glu-461 in beta-galactosidase (Escherichia coli) using site-specific mutagenesis.
Cupples CG; Miller JH; Huber RE
J Biol Chem; 1990 Apr; 265(10):5512-8. PubMed ID: 1969405
[TBL] [Abstract][Full Text] [Related]
13. Transgalactosylation activity of ebg beta-galactosidase synthesizes allolactose from lactose.
Hall BG
J Bacteriol; 1982 Apr; 150(1):132-40. PubMed ID: 6801019
[TBL] [Abstract][Full Text] [Related]
14. Structural basis for the altered activity of Gly794 variants of Escherichia coli beta-galactosidase.
Juers DH; Hakda S; Matthews BW; Huber RE
Biochemistry; 2003 Nov; 42(46):13505-11. PubMed ID: 14621996
[TBL] [Abstract][Full Text] [Related]
15. Substitutions for Gly-794 show that binding interactions are important determinants of the catalytic action of beta-galactosidase (Escherichia coli).
Martinez-Bilbao M; Huber RE
Biochem Cell Biol; 1994; 72(7-8):313-9. PubMed ID: 7893471
[TBL] [Abstract][Full Text] [Related]
16. Structure-reactivity relationships for beta-galactosidase (Escherichia coli, lac Z). 3. Evidence that Glu-461 participates in Brønsted acid-base catalysis of beta-D-galactopyranosyl group transfer.
Richard JP; Huber RE; Lin S; Heo C; Amyes TL
Biochemistry; 1996 Sep; 35(38):12377-86. PubMed ID: 8823173
[TBL] [Abstract][Full Text] [Related]
17. Effects of galactose and glucose on the hydrolysis reaction of a thermostable beta-galactosidase from Caldicellulosiruptor saccharolyticus.
Park AR; Oh DK
Appl Microbiol Biotechnol; 2010 Feb; 85(5):1427-35. PubMed ID: 19662397
[TBL] [Abstract][Full Text] [Related]
18. Reversion reactions of beta-galactosidase (Escherichia coli).
Huber RE; Hurlburt KL
Arch Biochem Biophys; 1986 Apr; 246(1):411-8. PubMed ID: 3083779
[TBL] [Abstract][Full Text] [Related]
19. Functional properties of beta-galactosidase from mutant strain 13 PO of Escherichia coli.
Deschavanne PJ; Viratelle OM; Yon JM
Proc Natl Acad Sci U S A; 1978 Apr; 75(4):1892-6. PubMed ID: 25441
[TBL] [Abstract][Full Text] [Related]
20. Ground-state, transition-state, and metal-cation effects of the 2-hydroxyl group on beta-D-galactopyranosyl transfer catalyzed by beta-galactosidase (Escherichia coli, lac Z).
Richard JP; McCall DA; Heo CK; Toteva MM
Biochemistry; 2005 Sep; 44(35):11872-81. PubMed ID: 16128589
[TBL] [Abstract][Full Text] [Related]
[Next] [New Search]