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. Author manuscript; available in PMC: 2021 Jun 24.
Published in final edited form as: Chem Rev. 2020 Mar 4;120(12):5107–5157. doi: 10.1021/acs.chemrev.9b00704

Figure 2.

Figure 2.

Proposed model for L-cluster assembly on NifB. Cluster species are represented as ball-and-stick models with N atoms as colored in blue and the other atoms colored as described in Figure 1. Adapted with permission from ref 51. Copyright 2018 Springer Nature.