[KNJIGA][B] Porphyrins and metalloporphyrins

KM Smith - 1975 - core.ac.uk
In 1964, JE Falk was able to give one man's view of the porphyrinand metalloporphyrin field
at possibly the last time that such a major task was possible. Since then the area has …

An assessment of drug-haematin binding as a mechanism for inhibition of haematin polymerisation by quinoline antimalarials

A Dorn, SR Vippagunta, H Matile, C Jaquet… - Biochemical …, 1998 - Elsevier
Chloroquine is thought to exert its antimalarial activity by preventing the polymerisation of
toxic haematin released during proteolysis of haemoglobin in the Plasmodium digestive …

Structural specificity of chloroquine− hematin binding related to inhibition of hematin polymerization and parasite growth

SR Vippagunta, A Dorn, H Matile… - Journal of medicinal …, 1999 - ACS Publications
Considerable data now support the hypothesis that chloroquine (CQ)− hematin binding in
the parasite food vacuole leads to inhibition of hematin polymerization and parasite death by …

An infrared study of nitric oxide bonding to heme B and hemoglobin A. Evidence for inositol hexaphosphate induced cleavage of proximal histidine to iron bonds

JC Maxwell, WS Caughey - Biochemistry, 1976 - ACS Publications
John C. Maxwell and Winslow S. Caughey* abstract: Five-and six-coordinate nitrosyl hemes
have been prepared and their infrared, electron paramagnetic resonance(EPR), and visible …

Iron (II, III)-chlorin and-isobacteriochlorin complexes. Models of the heme prosthetic groups in nitrite and sulfite reductases: means of formation and spectroscopic and …

AM Stolzenberg, SH Strauss… - Journal of the American …, 1981 - ACS Publications
Abstract; Extensive series of iron (II, III)-hydroporphyrin complexes of the types Fe (P) L,[Fe
(P) LL'] 0,+,[Fe (P)] 20, and Fe (P), with P= octaethylchlorin (OEC) and …

Reactivities of high valent manganese-oxo porphyrins in aqueous medium

TP Mohammed, M Sankaralingam - Tetrahedron, 2022 - Elsevier
The endurance of intermediate species at normal conditions and its relevance in undergoing
myriads of oxidative catalytic processes place manganese-oxo intermediates in the limelight …

Infrared spectroscopy of porphyrins

JO Alben, S Choi, A Adler, W Caughey - The porphyrins, 1973 - books.google.com
The infrared spectroscopy of porphyrins has been developed since the 1950s “11 as a
series of empirical correlations of observed absorption bands with chemically defined …

Metalloporphyrins with unusual geometries. 1. Mono-, di-, triatom-bridged porphyrin dimers

K Tatsumi, R Hoffmann - Journal of the American Chemical …, 1981 - ACS Publications
The electronic structure of mono-, di-, and triatom-bridged metalloporphyrin dimers is
examined to show how orbital symmetries and electron counts determine their geometries …

Cis, trans, and metal effects in transition metal porphyrins

S Hubert, M Hussonnois, R Guillaumont, CK Jørgensen… - Novel Aspects, 1978 - Springer
Cis, trans, and metal effects are the specific" inorganic" substituent effects that may be
observed in the transition metal porphyrins and taken from their ground-state …

[PDF][PDF] Nuclear magnetic resonance spectroscopy of porphyrins and metalloporphyrins

H Scheer, JJ Katz - 1975 - epub.ub.uni-muenchen.de
In 1964, JE Falk was able to give one man's view of the porphyrinand metalloporphyrin field
at possibly the last time that such a major task was possible. Since then the area has …