Table 1 Observed coordination distances (Ã…) in the copper centers, copper-copper and oxygen-oxygen distances for Lentinus tigrinus laccase
Molecule A | Molecule B |
|---|---|
Mononuclear copper center: T1 copper | |
His394 ND1 2.03 | His394 ND1 2.04 |
Cys452 SG 2.23 | Cys452 SG 2.25 |
His457 ND1 2.01 | His457 ND1 2.01 |
Phe462 CD2 3.68 | Phe462 CD2 3.68 |
Ile454 CD1 3.60 | Ile454 CD1 3.57 |
Trinuclear copper center T2/T3 | |
T3(a) copper | |
His111 NE2 2.03 | His111 NE2 1.99 |
His451 NE2 1.99 | His451 NE2 2.02 |
His399 NE2 1.99 | His399 NE2 2.00 |
OH O1 2.16 | Perox O1 2.08 |
Oxo O2 2.91 | Perox O2 2.80 |
T3(b) copper | |
His453 NE2 2.11 | His453 NE2 2.10 |
His66 ND1 1.99 | His66 ND1 1.99 |
His109 NE2 2.01 | His109 NE2 2.00 |
OH O1 2.95 | Perox O1 3.08 |
Oxo O2 2.70 | Perox O2 2.18 |
T2 copper | |
His397 NE2 1.90 | His397 NE2 1.91 |
His64 NE2 1.92 | His64 NE2 1.91 |
OH 2.43 | OH 2.49 |
OH O1 4.10 | Perox O1 3.06 |
Oxo O2 2.09 | Perox O2 4.25 |
Copper-copper | |
T1-T3(a) 12.23 | T1-T3(a) 12.24 |
T1-T3(b) 13.13 | T1-T3(b) 13.14 |
T1-T2 14.85 | T1-T2 14.86 |
T3(a)-T3(b) 4.94 | T3(a)-T3(b) 4.91 |
T2-T3(a) 4.32 | T2-T3(a) 4.32 |
T2-T3(b) 4.11 | T2-T3(b) 4.09 |
Oxygen1-Oxygen2 | |
O1-O2 2.05 | Perox O1-O2 1.43 |