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JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, ISSN 0002-7863, 01/2014, Volume 136, Issue 3, pp. 1105 - 1115
While recent spectroscopic studies have established the presence of an interstitial carbon atom at the center of the iron-molybdenum cofactor (FeMoco) of... 
HYDRAZINE | CARBON | AMMONIA | FEMO-COFACTOR | MOLYBDENUM | CRYSTAL-STRUCTURE | DINITROGEN | NITROGEN | CHEMISTRY | IRON | CHEMISTRY, MULTIDISCIPLINARY
Journal Article
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, ISSN 0002-7863, 01/2013, Volume 135, Issue 2, pp. 534 - 537
Tris(phosphine)borane ligated Fe(I) centers featuring N2H4, NH3, NH2, and OH ligands are described. Conversion of Fe-NH2 to Fe-NH3+ by the addition of acid,... 
NITROGENASE | CARBON | FEMO-COFACTOR | COMPOUND | REACTIVITY | IRON NITRIDO COMPLEX | BOND | CHEMISTRY, MULTIDISCIPLINARY
Journal Article
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, ISSN 0002-7863, 06/2015, Volume 137, Issue 24, pp. 7803 - 7809
The ability of certain transition metals to mediate the reduction of N-2 to NH3 has attracted broad interest in the biological and inorganic chemistry... 
IMIDO COMPLEXES | IRON-ONLY NITROGENASE | AMMONIA | MECHANISM | FEMO-COFACTOR | EPR | DINITROGEN | MOLYBDENUM NITROGENASE | CHEMISTRY, MULTIDISCIPLINARY | FIXATION | ELECTRONIC-STRUCTURE
Journal Article
NATURE CHEMISTRY, ISSN 1755-4330, 07/2010, Volume 2, Issue 7, pp. 558 - 565
The biological reduction of N-2 to give NH3 may occur by one of two predominant pathways in which nitrogenous NxHy intermediates, including hydrazine (N2H4),... 
NITROGENASE | FEMO COFACTOR | REDUCTION | RAY CRYSTAL-STRUCTURES | COMPLEXES | DINITROGEN | REACTIVITY | DIAZENE | METAL | CHEMISTRY, MULTIDISCIPLINARY | TRIS(PHOSPHINO)SILYL LIGANDS
Journal Article
Nature Communications, ISSN 2041-1723, 04/2017, Volume 8, Issue 1, pp. 14874 - 14874
Intensive efforts for the transformation of dinitrogen using transition metal-dinitrogen complexes as catalysts under mild reaction conditions have been made.... 
SINGLE MOLYBDENUM CENTER | N-2 REDUCTION | AMBIENT REACTION CONDITIONS | FEMO-COFACTOR | DONOR PROPERTIES | C-ATOM | MULTIDISCIPLINARY SCIENCES | FE-N-2 COMPLEX | N-HETEROCYCLIC CARBENES | UNIQUE BEHAVIOR | MOLECULAR DINITROGEN
Journal Article
Accounts of Chemical Research, ISSN 0001-4842, 05/2016, Volume 49, Issue 5, pp. 987 - 995
Nitrogen fixation is an essential chemical process both biologically and industrially. Since the discovery of the first transition-metal dinitrogen complex in... 
N-2 REDUCTION | AMBIENT REACTION CONDITIONS | NITROGEN-FIXATION | PINCER LIGAND | PHOTOCHEMICAL ACTIVATION | FEMO-COFACTOR | SCHROCK CYCLE | MOLYBDENUM CATALYST | UNIQUE BEHAVIOR | MOLECULAR DINITROGEN | CHEMISTRY, MULTIDISCIPLINARY | Index Medicus
Journal Article
Chemical Society Reviews, ISSN 0306-0012, 12/2013, Volume 43, Issue 2, pp. 547 - 564
Dinitrogen cleavage and hydrogenation by transition-metal centers to produce ammonia is central in industry and in Nature. After an introductory section on the... 
N-2 REDUCTION | SUPPORTED TANTALUM HYDRIDES | MOLECULAR NITROGEN | SCHROCK CYCLE | FEMO-COFACTOR | MOLYBDENUM | 1ST-PRINCIPLES CALCULATIONS | CHATT CYCLE | IRON | CHEMISTRY, MULTIDISCIPLINARY | BIOLOGICAL NITROGEN-FIXATION | Ammonia | Metal hydrides | Splitting | Fracture mechanics | Metalorganic compounds | Cleavage | Catalysis | Hydrogenation
Journal Article
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, ISSN 0002-7863, 03/2015, Volume 137, Issue 10, pp. 3610 - 3615
Freeze-quenching nitrogenase during turnover with N-2 traps an S = (1)/(2) intermediate that was shown by ENDOR and EPR spectroscopy to contain N2 or a... 
RELAXATION PROTOCOL | EVOLUTION | REDUCTION | MECHANISM | FEMO-COFACTOR | PATHWAY | MOFE PROTEIN | E-4 INTERMEDIATE | BINDING | CHEMISTRY, MULTIDISCIPLINARY | ENDOR SPECTROSCOPY
Journal Article
ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, ISSN 1433-7851, 06/2017, Volume 56, Issue 24, pp. 6921 - 6926
Bridging iron hydrides are proposed to form at the active site of MoFe-nitrogenase during catalytic dinitrogen reduction to ammonia and may be key in the... 
hydrides | E-4(4H) JANUS INTERMEDIATE | photolysis | ammonia | MOFE-PROTEIN | COMPLEXES BEARING | iron complexes | REDUCTIVE ELIMINATION | CHEMISTRY, MULTIDISCIPLINARY | N-2 | LIGANDS | NITROGENASE FEMO-COFACTOR | DINITROGEN | nitrogen fixation | FIXATION
Journal Article
Angewandte Chemie International Edition, ISSN 1433-7851, 07/2019, Volume 58, Issue 28, pp. 9292 - 9292
Electronic structural insights into the complex FeMo cofactor of nitrogenase and an electronically related model complex were obtained by utilizing a... 
spin coupling | X-ray magnetic circular dichroism spectroscopy | nitrogen fixation | FeMo cofactor | nitrogenase
Journal Article
Chemical Communications, ISSN 1359-7345, 2018, Volume 54, Issue 53, pp. 7310 - 7313
A new 1.2 angstrom crystal structure of vanadium nitrogenase, isolated under turnover conditions, recently revealed a light atom ligand (OH or NH) replacing... 
LIGAND | MECHANISM | FEMO-COFACTOR | CHEMISTRY, MULTIDISCIPLINARY | MOLECULES | Ligands | Bridging | Mathematical analysis | Vanadium | Crystal structure
Journal Article
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, ISSN 0002-7863, 08/2016, Volume 138, Issue 33, pp. 10674 - 10683
We proposed a reductive elimination/oxidative addition (re/oa) mechanism for reduction of N-2 to 2NH(3) by nitrogenase, based on identification of a... 
RELAXATION PROTOCOL | LOW-COORDINATE IRON | FEMO-COFACTOR | OXIDATIVE-ADDITION | STATE | PHOTOCHEMISTRY | MOFE PROTEIN | N-2 BINDING | METAL | CHEMISTRY, MULTIDISCIPLINARY | HYDRIDE COMPLEXES
Journal Article
Biochemistry, ISSN 0006-2960, 07/2018, Volume 57, Issue 26, pp. 3540 - 3541
Journal Article
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, ISSN 0002-7863, 04/2017, Volume 139, Issue 15, pp. 5596 - 5606
Multiple iron atoms bridged by hydrides is a common structural feature of the active species that have been postulated in the biological and industrial... 
CATALYZED TRANSFORMATION | NITROGENASE | AMBIENT REACTION CONDITIONS | N-N BOND | AMMONIA | FEMO-COFACTOR | COMPLEXES | REACTIVITY | IRON(II) | MOLECULAR DINITROGEN | CHEMISTRY, MULTIDISCIPLINARY
Journal Article
Journal of Inorganic Biochemistry, ISSN 0162-0134, 2010, Volume 104, Issue 4, pp. 385 - 389
The X-ray crystal structure is presented for a nitrogenase MoFe protein where the alpha subunit residue at position 70 (α-70 ) has been substituted by the... 
FeMo-cofactor | MoFe protein | Proton reduction | Hydride intermediate | Nitrogenase
Journal Article
Zeitschrift für anorganische und allgemeine Chemie, ISSN 0044-2313, 01/2016, Volume 642, Issue 1, pp. 2 - 3
Journal Article
Nature Chemistry, ISSN 1755-4330, 02/2011, Volume 3, Issue 2, pp. 120 - 125
Journal Article
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, ISSN 0002-7863, 06/2015, Volume 137, Issue 23, pp. 7310 - 7313
All known nitrogenase cofactors are rich in both sulfur and iron and are presumed capable of binding and reducing N-2. Nonetheless, synthetic examples of... 
NITROGENASE | IRON-SULFUR PROTEINS | REDUCTION | FEMO-COFACTOR | ACTIVE-SITES | DINITROGEN | CUBANE-TYPE | LIGAND | CHEMISTRY, MULTIDISCIPLINARY | N BOND-CLEAVAGE | SYNTHETIC ANALOGS
Journal Article
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, ISSN 0002-7863, 07/2019, Volume 141, Issue 30, pp. 11984 - 11996
We have shown that the key state in N-2 reduction to two NH3 molecules by the enzyme nitrogenase is E-4(4H), the "Janus" intermediate, which has accumulated... 
RELAXATION PROTOCOL | MECHANISM | CENTRAL CARBON | FEMO-COFACTOR | STATE | MODEL | H-2 | IDENTIFICATION | REDUCTIVE ELIMINATION | BINDING | CHEMISTRY, MULTIDISCIPLINARY
Journal Article
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