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. Author manuscript; available in PMC: 2022 Jul 14.
Published in final edited form as: Chem Rev. 2021 Jun 15;121(13):7957–8094. doi: 10.1021/acs.chemrev.1c00138

Figure 41.

Figure 41.

a) Spectral changes during nitrocefin hydrolysis by CcrA, monitored by stopped-flow absorbance meassurements. The first spectrum was acquired at 1.28 ms after mixing, and each subsequent spectrum 2.56 ms after its predecessor. Reproduced with permission from reference607 Wang and Benkovic. Copyright 1998 American Chemical Society. b) Structure postulated for the anionic reaction intermediate of nitrocefin hydrolyzed by a binuclear Zn(II) complex. Adapted with permission from reference654 Kaminskaia, Lippard et al. Copyright 2001 American Chemical Society.