Ortiz de Montellano P - Search Results

1

Solution 1H, 15N NMR spectroscopic characterization of substrate-bound, cyanide-inhibited human heme oxygenase: water occupation of the distal cavity.

Li Y, Syvitski RT, Auclair K, Ortiz de Montellano P, La Mar GN. Li Y, et al. Among authors: ortiz de montellano p. J Am Chem Soc. 2003 Nov 5;125(44):13392-403. doi: 10.1021/ja036176t. J Am Chem Soc. 2003. PMID: 14583035

2

Solution NMR characterization of an unusual distal H-bond network in the active site of the cyanide-inhibited, human heme oxygenase complex of the symmetric substrate, 2,4-dimethyldeuterohemin.

Li Y, Syvitski RT, Auclair K, Wilks A, Ortiz De Montellano PR, La Mar GN. Li Y, et al. J Biol Chem. 2002 Sep 6;277(36):33018-31. doi: 10.1074/jbc.M204216200. Epub 2002 Jun 17. J Biol Chem. 2002. PMID: 12070167 Free article.

A unique distal network that involves particularly strong hydrogen bonds, as well as inter-aromatic contacts, is described that is proposed to stabilize the position of the catalytically critical distal helix Asp-140 carboxylate (Liu, Y., Koenigs Lightning, L., Huang, H., Moenne- …

A unique distal network that involves particularly strong hydrogen bonds, as well as inter-aromatic contacts, is described that is proposed …

3

Influence of the distal his in imparting imidazolate character to the proximal his in heme peroxidase: (1)h NMR spectroscopic study of cyanide-inhibited his42-->ala horseradish peroxidase.

de Ropp JS, Sham S, Asokan A, Newmyer S, Ortiz de Montellano PR, La Mar GN. de Ropp JS, et al. J Am Chem Soc. 2002 Sep 18;124(37):11029-37. doi: 10.1021/ja020176w. J Am Chem Soc. 2002. PMID: 12224950

4

1H NMR detection of immobilized water molecules within a strong distal hydrogen-bonding network of substrate-bound human heme oxygenase-1.

Syvitski RT, Li Y, Auclair K, Ortiz De Montellano PR, La Mar GN. Syvitski RT, et al. J Am Chem Soc. 2002 Dec 4;124(48):14296-7. doi: 10.1021/ja028108x. J Am Chem Soc. 2002. PMID: 12452690

5

Solution NMR study of environmental effects on substrate seating in human heme oxygenase: influence of polypeptide truncation, substrate modification and axial ligand.

Zhu W, Li Y, Wang J, Ortiz de Montellano PR, La Mar GN. Zhu W, et al. J Inorg Biochem. 2006 Jan;100(1):97-107. doi: 10.1016/j.jinorgbio.2005.08.010. Epub 2005 Dec 6. J Inorg Biochem. 2006. PMID: 16337271

6

Alteration of the regiospecificity of human heme oxygenase-1 by unseating of the heme but not disruption of the distal hydrogen bonding network.

Wang J, Evans JP, Ogura H, La Mar GN, Ortiz de Montellano PR. Wang J, et al. Among authors: ortiz de montellano pr. Biochemistry. 2006 Jan 10;45(1):61-73. doi: 10.1021/bi051645k. Biochemistry. 2006. PMID: 16388581 Free PMC article.

7

The orbital ground state of the azide-substrate complex of human heme oxygenase is an indicator of distal H-bonding: implications for the enzyme mechanism.

Ogura H, Evans JP, Peng D, Satterlee JD, Ortiz de Montellano PR, La Mar GN. Ogura H, et al. Among authors: ortiz de montellano pr. Biochemistry. 2009 Apr 14;48(14):3127-37. doi: 10.1021/bi802360g. Biochemistry. 2009. PMID: 19243105 Free PMC article.

8

Coupling of the distal hydrogen bond network to the exogenous ligand in substrate-bound, resting state human heme oxygenase.

Peng D, Ogura H, Zhu W, Ma LH, Evans JP, Ortiz de Montellano PR, La Mar GN. Peng D, et al. Among authors: ortiz de montellano pr. Biochemistry. 2009 Dec 1;48(47):11231-42. doi: 10.1021/bi901216s. Biochemistry. 2009. PMID: 19842713 Free PMC article.

9

Proton NMR investigation of substrate-bound heme oxygenase: evidence for electronic and steric contributions to stereoselective heme cleavage.

Hernández G, Wilks A, Paolesse R, Smith KM, Ortiz de Montellano PR, La Mar GN. Hernández G, et al. Among authors: ortiz de montellano pr. Biochemistry. 1994 May 31;33(21):6631-41. doi: 10.1021/bi00187a033. Biochemistry. 1994. PMID: 8204600

10

Solution 1H NMR of the active site of substrate-bound, cyanide-inhibited human heme oxygenase. comparison to the crystal structure of the water-ligated form.

La Mar GN, Asokan A, Espiritu B, Yeh DC, Auclair K, Ortiz De Montellano PR. La Mar GN, et al. Among authors: ortiz de montellano pr. J Biol Chem. 2001 May 11;276(19):15676-87. doi: 10.1074/jbc.M009974200. Epub 2001 Jan 31. J Biol Chem. 2001. PMID: 11297521 Free article.

The majority of the active site residues of cyanide-inhibited, substrate-bound human heme oxygenase have been assigned on the basis of two-dimensional NMR using the crystal structure of the water-ligated substrate complex as a guide (Schuller, D. J., Wilks, A., Ortiz de …

The majority of the active site residues of cyanide-inhibited, substrate-bound human heme oxygenase have been assigned on the basis of two-d …

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