R A John
Overview
Explore the profile of R A John including associated specialties, affiliations and a list of published articles.
Author names and details appear as published. Due to indexing inconsistencies, multiple individuals may share a name, and a single author may have variations. MedLuna displays this data as publicly available, without modification or verification
Snapshot
Snapshot
Articles
68
Citations
509
Followers
0
Related Specialties
Related Specialties
Top 10 Co-Authors
Top 10 Co-Authors
Published In
Published In
Affiliations
Affiliations
Soon will be listed here.
Recent Articles
1.
Abhilash K, Mannam P, Rajendran K, John R, Ramasami P
J Postgrad Med
. 2016 Oct;
62(4):235-238.
PMID: 27763480
Background And Rationale: Respiratory system involvement in scrub typhus is seen in 20-72% of patients. In endemic areas, good understanding and familiarity with the various radiologic findings of scrub typhus...
2.
Matharu A, Hayashi H, KAGAMIYAMA H, Maras B, John R
Eur J Biochem
. 2001 Mar;
268(6):1640-5.
PMID: 11248682
Crystallography shows that aspartate aminotransferase binds dicarboxylate substrate analogues by bonds to Arg292 and Arg386, respectively [Jager, J, Moser, M. Sauder, U. & Jansonius, J. N. (1994) J. Mol. Biol.,...
3.
Contestabile R, Jenn T, Akhtar M, Gani D, John R
Biochemistry
. 2000 Mar;
39(11):3091-6.
PMID: 10715130
Glutamate semialdehyde aminomutase is a recognized target for selective herbicides and antibacterial agents because it provides the aminolevulinate from which tetrapyrroles are synthesized in plants and bacteria but not in...
4.
Contestabile R, Angelaccio S, Maytum R, Bossa F, John R
J Biol Chem
. 2000 Feb;
275(6):3879-86.
PMID: 10660540
The behavior of glutamate semialdehyde aminomutase, the enzyme that produces 4-aminolevulinate for tetrapyrrole synthesis in plants and bacteria, is markedly affected by the extent to which the central intermediate in...
5.
Storici P, Capitani G, de Biase D, Moser M, John R, Jansonius J, et al.
Biochemistry
. 1999 Jul;
38(27):8628-34.
PMID: 10393538
gamma-Aminobutyrate aminotransferase (GABA-AT), a pyridoxal phosphate-dependent enzyme, is responsible for the degradation of the inhibitory neurotransmitter GABA and is a target for antiepileptic drugs because its selective inhibition raises GABA...
6.
Tramonti A, de Biase D, Giartosio A, Bossa F, John R
J Biol Chem
. 1998 Jan;
273(4):1939-45.
PMID: 9442028
Two histidine residues in glutamate decarboxylase from Escherichia coli, potential participants in catalysis because they are conserved among amino acid decarboxylases and because they are at the active site in...
7.
Hennig M, Grimm B, Contestabile R, John R, Jansonius J
Proc Natl Acad Sci U S A
. 1997 May;
94(10):4866-71.
PMID: 9144156
The three-dimensional structure of glutamate-1-semialdehyde aminomutase (EC 5.4.3.8), an alpha2-dimeric enzyme from Synechococcus, has been determined by x-ray crystallography using heavy atom derivative phasing. The structure, refined at 2.4-A resolution...
8.
de Biase D, Tramonti A, John R, Bossa F
Protein Expr Purif
. 1996 Dec;
8(4):430-8.
PMID: 8954890
Escherichia coli glutamic acid decarboxylase is a pyridoxal phosphate-dependent enzyme that catalyzes the alpha-decarboxylation of glutamate to yield 4-amino-butyrate and CO2. The E. coli chromosome contains two genes encoding for...
9.
Contestabile R, John R
Eur J Biochem
. 1996 Aug;
240(1):150-5.
PMID: 8797848
The ability of aspartate aminotransferase to catalyse beta-elimination of alpha-amino acids that have a good leaving group at C beta has been exploited in the synthesis of novel amino acids...
10.
John D, John R
Folia Parasitol (Praha)
. 1996 Jan;
43(1):43-6.
PMID: 8682409
This is a followup report on the viability of pathogenic Acanthamoeba castellanii, Naegleria australiensis, and N. fowleri during 5 years of cryopreservation and the virulence of N. fowleri during 30...