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. 2014 Sep 16;107(6):1263–1272. doi: 10.1016/j.bpj.2014.07.066

Table 1.

Metal-binding behavior of dinuclear MβLs defined by XAS

Enzyme Zn(II) binding Co(II) binding Co(II) coordination expansion Zn-Zn separation Co-Co separation References
BcII (B1) Scrambled scrambled Scrambled no 3.42 Å 3.70 Å 3.55 Å (74,75,81)
IMP-1 (B1) scrambled scrambled no 3.39 Å 3.45 Å (82)
NDM-1 (B1) scrambled no 3.38 Å 3.45 Å (ZnCo) 3.51 Å (CoCo) 3.56 Å (CoCd) (83,90)
CcrA (B1) sequential sequential yes 3.44 Å not detected (84,85)
Bla2 (B1) sequential scrambled yes 3.44 Å not detected (85)
L1 (B3) sequential sequential yes 3.42 Å not detected (86)