Table 8. Bond distances (Å) and angles (°) for the zinc complexes in the superposed structures.

PDB code	Zn—His94	Zn—His96	Zn—His119	Zn—ligand	His94—Zn—His96	His94—Zn—His119	His94—Zn—ligand	His96—Zn—His119	His96—Zn—ligand	His119—Zn—ligand
1moo	2.15	2.08	2.10	1.81	97.4	107.9	96.0	97.6	128.0	125.1
2eu2	2.02	—	2.07	2.01	—	112.4	112.7	—	—	114.7
2foq	2.00	2.08	2.04	2.01	103.5	113.9	111.5	98.3	113.0	115.4
2fos	2.01	2.02	2.02	1.97	104.2	112.9	109.4	99.4	114.3	115.7
2fou	2.00	2.00	2.03	1.93	104.2	111.9	111.2	98.6	113.9	115.8
2fov	2.00	2.05	2.05	1.94	104.7	112.0	111.1	98.4	113.2	116.4
2ili	1.99	2.00	2.00	1.88	105.0	115.1	104.8	99.5	116.8	115.6
2nng	1.99	2.03	2.04	1.93	105.0	112.9	110.1	97.5	112.7	117.4
2nno	1.98	2.02	2.01	1.95	103.8	112.1	111.2	99.3	113.3	116.0
2nns	2.00	2.05	2.02	1.90	103.5	111.9	111.4	98.3	114.8	115.6
2nnv	1.99	2.00	2.03	1.92	102.6	111.7	112.4	98.7	113.7	116.2
3d92	1.99	2.04	2.05	1.92	105.2	115.5	113.5	99.8	110.2	111.5
3k34	1.97	2.02	2.01	1.94	103.2	113.2	110.4	98.8	113.9	116.1
Average/standard deviation (omitting 2eu2; 12 structures)†
Average	2.01	2.03	2.03	1.93	103.5	112.6	109.4	98.7	114.8	116.4
Standard deviation	0.05	0.03	0.03	0.05	2.0	1.8	4.7	0.7	4.4	3.1
Average/standard deviation (omitting 2eu2, 1moo; 11 structures)†‡
Average	1.99	2.03	2.03	1.94	104.1	113.0	110.6	98.8	113.6	115.6
Standard deviation	0.01	0.02	0.02	0.04	0.8	1.3	2.2	0.7	1.6	1.5
Average/standard deviation (nitrogen ligands; nine structures)†‡§
Average	1.99	2.03	2.03	1.94	103.9	112.5	111.0	98.6	113.6	116.1
Standard deviation	0.01	0.02	0.02	0.03	0.7	0.7	0.9	0.6	0.7	0.6

^† 2eu2 was omitted from statistics owing to the misoriented His96.

^‡ 1moo was omitted owing to large deviations from the mean of the other structures.

^§Structures 2ili and 3e92 were omitted owing to their having oxygen as the fourth zinc ligand.