Table II.
Hydrogen bonding interaction* between NucA and NuiA
| NucA residues | Distance (Å) | Water | Distance (Å) | NuiA residues |
|---|---|---|---|---|
| Arg 93 NH2 | 3.0 | Glu24 OE2 | ||
| Arg93 NH1 | 3.1 | Thr135 O | ||
| Gln94 O | 3.3 | Arg69 NE | ||
| Lys101 NZ | 3.1 | Asp75 OD2 | ||
| Ser113 OG | 3.3 | Glu80 OE1 | ||
| Ser113 OG | 3.4 | Glu81 OE2 | ||
| Gly117 N | 3.2 | Glu26 OE1 | ||
| Arg122 NH1 | 3.0 | Ser23 O | ||
| Arg122 N | 2.8 | Glu24 O | ||
| Asn155 ND1 | 2.8 | Glu24 OE1 | ||
| Asn155 OD1 | 2.9 | Thr135 OG1 | ||
| Glu163 OE1 | 3.4 | Thr135 OXT | ||
| MG | 2.0 | Thr135 OG1 | ||
| Arg122 O | 3.0 | W1 | 3.0 | Thr135 OG1 |
| His124 ND1 | 2.8 | W1 | ||
| Asn155 OD1 | 3.0 | W1 | ||
| W1 | 3.0 | Glu24 OE1 | ||
| Ser128 N | 3.0 | W38 | 2.6 | Thr135 O |
| Glu163 OE1 | 2.6 | W86 | 2.9 | Thr135 OG1 |
| Asn155 O | 2.8 | W38 | ||
| Glu163 OE2 | 2.7 | W87 | 3.3 | Thr135 OG1 |
| MG# | 2.3 | W87 | ||
| Ala129 N | 2.9 | W165 | 2.7 | Thr135 OXT |
| 2.8 | Thr135 O | |||
| Arg167 NE2 | 3.0 | W166 | 2.4 | Thr135 OXT |
| Glu163 OE1 | 2.5 | W166 | ||
| Arg122 NH1 | 3.2 | W196 | 2.7 | Glu26 OE1 |
#
Metal ion at the active site
*
Acceptor-donor distances based on ≤ 3.4 Å