Subclass

Zn1 Geometry

Zn1 Ligands

Zn2 Geometry

Zn2 Ligands

B1

Tetrahedral

H116, H118, H196 & uW1

Trigonal bipyramidal

D120, C221, H263 & uW1

B2

Not occupied

Tetrahedral

D120, C221, H263 & uW1

B3

Tetrahedral

H116, H118, H196 & uW1

Trigonal bipyramidal

D120, C221, H263, uW1 & W2

B4

Tetrahedral

H116, R118, H196

Trigonal bipyramidal

D120, Q121?S221, A262