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# (24) We discussed two types ofhy "ogenase enxYIneS;Cvst"FG eCyscs77Cyss F0_S4Fe-FG hydragenaseNi-Fe: hyorogenase(a) (4) Write balanced reaction equation f...

## Question

###### (24) We discussed two types ofhy "ogenase enxYIneS;Cvst"FG eCyscs77Cyss F0_S4Fe-FG hydragenaseNi-Fe: hyorogenase(a) (4) Write balanced reaction equation for Ihe: (reversihle) reaction catalyted hydrogcnases, .(6) Bolh active sites demonstrate highly Unusual (in biology) ligands at the Fe centers: CO and CN Given your knowledge of coordination chemistry; whal is rhe possible purpose of these ligands? Limit your #nSIEI l0 ho-three senletcesnol the most reliable experimental tool study (

(24) We discussed two types ofhy "ogenase enxYIneS; Cvst "FG e Cysc s77 Cyss F0_S4 Fe-FG hydragenase Ni-Fe: hyorogenase (a) (4) Write balanced reaction equation for Ihe: (reversihle) reaction catalyted hydrogcnases, . (6) Bolh active sites demonstrate highly Unusual (in biology) ligands at the Fe centers: CO and CN Given your knowledge of coordination chemistry; whal is rhe possible purpose of these ligands? Limit your #nSIEI l0 ho-three senletces nol the most reliable experimental tool study (8) Generally, spectroscopy However; it is uniquely suilable lo study the mechanism of Hzases. biological systems_ Explain both statements (in 2-3 sentences cach tOst). the active site ol" Fe-Fe the mechanistic proposals; (6) According onc (d) of the pdt (dithiolate) bridge TX atom (likely nitrogen) a5 part mechanism, Limit hydrogenase features possiblc role of X atom in the reaction linking [wo irons. Explain the your answer to 2-3 sentences.

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