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A Beacon for Creativity and Innovation. Britton Chance. Instrumentation for X-ray Absorption and Optical Spectroscopy. Active Site Similarity of Myoglobin Peroxidase with Peroxidase Intermediates. Chance, Powers, Ching , Poulos , Yamazaki 1984 M Chance, Powers, Kumar, Chance 1986

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slide2

Instrumentation for X-ray Absorption

and Optical Spectroscopy

slide3

Active Site Similarity of Myoglobin Peroxidase with Peroxidase Intermediates

Chance, Powers, Ching, Poulos, Yamazaki 1984

M Chance, Powers, Kumar, Chance 1986

M Chance, Powers, Poulos, Chance 1986

slide4

Effects of Proximal Histidine Altered H-bonding

CcP D235N

CcP W191F

Mb L89D

Mb L89V

Mb L89I

cytochrome c peroxidase [CcP]

myoglobin [Mb]

H-bonding to proximal histidine controls

Fe- heme nitrogen distances

O ligand distance

Sinclair, Hallam, Chen, Chance, Powers 1996

peroxidatic form of cytochrome c oxidase
Peroxidatic Form of Cytochrome c Oxidase

Kumar, Naqui, Powers, Ching, Chance 1988

slide6

Geminate States of MbCO

Chance, Fischetti, Powers 1983

Powers, Sessler, Woolery, Chance 1984

Powers, Chance, M Chance, Campbell,

Friedman, et al 1987

slide7

Stories

Egret

Marathon

Teotihuacan