Matthew E Helton
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Explore the profile of Matthew E Helton including associated specialties, affiliations and a list of published articles.
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13
Citations
134
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Recent Articles
1.
Kieber-Emmons M, Ginsbach J, Wick P, Lucas H, Helton M, Lucchese B, et al.
Angew Chem Int Ed Engl
. 2014 Apr;
53(19):4935-9.
PMID: 24700427
Synthesis of small-molecule Cu2 O2 adducts has provided insight into the related biological systems and their reactivity patterns including the interconversion of the Cu(II) 2 (μ-η(2) :η(2) -peroxo) and Cu(III)...
2.
Sarangi R, York J, Helton M, Fujisawa K, Karlin K, Tolman W, et al.
J Am Chem Soc
. 2007 Dec;
130(2):676-86.
PMID: 18076173
Cu K-, Cu L-, and S K-edge X-ray absorption spectroscopic (XAS) data have been combined with density functional theory (DFT) calculations on [{(TMPA)Cu}2S2](ClO4)2 (1), [{Cu[HB(3,5-Pr(i)2pz)3]}2(S2)] (2), and [{(TMEDA)Cu}2(S2)2](OTf)2 (3) to...
3.
Peariso K, Helton M, Duesler E, Shadle S, Kirk M
Inorg Chem
. 2007 Feb;
46(4):1259-67.
PMID: 17291118
Second-coordination sphere effects such as hydrogen bonding and steric constraints that provide for specific geometric configurations play a critical role in tuning the electronic structure of metalloenzyme active sites and...
4.
Marken F, Taylor J, Bonne M, Helton M, Parry M, McKee V
Langmuir
. 2007 Feb;
23(4):2239-46.
PMID: 17279720
Voltammetric measurements at the surface of cotton fabric were conducted after impregnating the surface of the textile with graphite flakes. The resulting conducting surface contact was connected to a conventional...
5.
Helton M, Maiti D, Zakharov L, Rheingold A, Porco Jr J, Karlin K
Angew Chem Int Ed Engl
. 2005 Dec;
45(7):1138-41.
PMID: 16385608
No abstract available.
6.
Kim E, Helton M, Lu S, Moenne-Loccoz P, Incarvito C, Rheingold A, et al.
Inorg Chem
. 2005 Sep;
44(20):7014-29.
PMID: 16180864
In cytochrome c oxidase synthetic modeling studies, we recently reported a new mu-eta2:eta2-peroxo binding mode in the heteronuclear heme/copper complex [(2L)Fe(III)-(O2(2-))-CuII]+ (6) which is effected by tridentate copper chelation (J....
7.
Kim E, Shearer J, Lu S, Moenne-Loccoz P, Helton M, Kaderli S, et al.
J Am Chem Soc
. 2004 Oct;
126(40):12716-7.
PMID: 15469233
A new heme-peroxo-copper complex structural type with mu-eta2:eta2 peroxo ligation has been generated utilizing a heterobinucleating ligand with bis(2-(2-pyridyl)ethyl)amine tridentate chelate for copper. Oxygenation of [(2L)FeIICuI]+ (1) at -80 degrees...
8.
McNaughton R, Helton M, Cosper M, Enemark J, Kirk M
Inorg Chem
. 2004 Mar;
43(5):1625-37.
PMID: 14989655
The electronic structure of cis,trans-(L-N(2)S(2))MoO(X) (where L-N(2)S(2) = N,N'-dimethyl-N,N'-bis(2-mercaptophenyl)ethylenediamine and X = Cl, SCH(2)C(6)H(5), SC(6)H(4)-OCH(3), or SC(6)H(4)CF(3)) has been probed by electronic absorption, magnetic circular dichroism, and resonance Raman spectroscopies...
9.
Chen P, Fujisawa K, Helton M, Karlin K, Solomon E
J Am Chem Soc
. 2003 Jun;
125(21):6394-408.
PMID: 12785779
Spectroscopic methods combined with density functional calculations were used to study the disulfide-Cu(II) bonding interactions in the side-on micro -eta(2):eta(2)-bridged Cu(2)(S(2)) complex, [[Cu(II)[HB(3,5-Pr(i)(2)pz)(3)]](2)(S(2))], and the end-on trans- micro -1,2-bridged Cu(2)(S(2))...
10.
Kim E, Helton M, Wasser I, Karlin K, Lu S, Huang H, et al.
Proc Natl Acad Sci U S A
. 2003 Mar;
100(7):3623-8.
PMID: 12655050
The O(2)-reaction chemistry of 1:1 mixtures of (F(8))Fe(II) (1; F(8) = tetrakis(2,6-diflurorophenyl)porphyrinate) and [(L(Me(2))N)Cu(I)](+) (2; L(Me(2))N = N,N-bis(2-[2-(N',N'-4-dimethylamino)pyridyl]ethyl)methylamine) is described, to model aspects of the chemistry occurring in cytochrome c...