3SEX
Ni-mediated Dimer of Maltose-binding Protein A216H/K220H by Synthetic Symmetrization (Form II)
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B (A, C) | Maltose-binding periplasmic protein | polymer | 372 | 40698.0 | 2 | UniProt (P0AEX9) Pfam (PF01547) | Escherichia coli | MMBP, Maltodextrin-binding protein |
| 2 | C, D (B, D) | alpha-D-glucopyranose-(1-4)-alpha-D-glucopyranose | branched | 342.3 | 2 | In PDB BIRD (PRD_900001) GlyTouCan (G07411ON) | alpha-maltose | ||
| 3 | AA, BA, CA, DA, E... (C, A) | IODIDE ION | non-polymer | 126.9 | 26 | Chemie (IOD) | |||
| 4 | P, Q (A) | NICKEL (II) ION | non-polymer | 58.7 | 2 | Chemie (NI) | |||
| 5 | GA, HA (A, C) | water | water | 18.0 | 531 | Chemie (HOH) |
Sequence modifications
A, C: 2 - 359 (UniProt: P0AEX9)
| PDB | External Database | Details |
|---|---|---|
| Met 1 | - | initiating methionine |
| His 216 | Ala 241 | engineered mutation |
| His 220 | Lys 245 | engineered mutation |
| Ala 360 | - | expression tag |
| Ala 361 | - | expression tag |
| Leu 362 | - | expression tag |
| Ala 363 | - | expression tag |
| Ala 364 | - | expression tag |
| Ala 365 | - | expression tag |
| Gln 366 | - | expression tag |
| Thr 367 | - | expression tag |
| Asn 368 | - | expression tag |
| Ala 369 | - | expression tag |
| Ala 370 | - | expression tag |
| Ala 371 | - | expression tag |
| Ala 372 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 81396.0 | |
| Branched | Number of molecules | 2 |
| Total formula weight | 684.6 | |
| Non-Polymers* | Number of molecules | 28 |
| Total formula weight | 3416.9 | |
| All* | Total formula weight | 85497.5 |
