3CI8
Crystal structure of the complex of C-lobe of lactoferrin with vitamin B3 (niacin) at 2.4 A resolution
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A (A) | Lactotransferrin | polymer | 345 | 37655.5 | 1 | UniProt (P24627) Pfam (PF00405) | Bos taurus (cattle) | Lactoferrin |
| 2 | B, C (B, C) | 2-acetamido-2-deoxy-beta-D-glucopyranose-(1-4)-2-acetamido-2-deoxy-beta-D-glucopyranose | branched | 424.4 | 2 | In PDB GlyTouCan (G42666HT) | |||
| 3 | D (A) | 2-acetamido-2-deoxy-beta-D-glucopyranose | non-polymer | 221.2 | 1 | Chemie (NAG) | |||
| 4 | E (A) | FE (III) ION | non-polymer | 55.8 | 1 | Chemie (FE) | |||
| 5 | F (A) | CARBONATE ION | non-polymer | 60.0 | 1 | Chemie (CO3) | |||
| 6 | G, H (A) | ZINC ION | non-polymer | 65.4 | 2 | Chemie (ZN) | |||
| 7 | I (A) | SULFATE ION | non-polymer | 96.1 | 1 | Chemie (SO4) | |||
| 8 | J (A) | NICOTINIC ACID | non-polymer | 123.1 | 1 | Chemie (NIO) | |||
| 9 | K (A) | water | water | 18.0 | 150 | Chemie (HOH) |
Sequence modifications
A: 342 - 686 (UniProt: P24627)
| PDB | External Database | Details |
|---|---|---|
| Lys 565 | Asn 584 | SEE REMARK 999 |
| Glu 608 | Lys 627 | SEE REMARK 999 |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 1 |
| Total formula weight | 37655.5 | |
| Branched | Number of molecules | 2 |
| Total formula weight | 848.8 | |
| Non-Polymers* | Number of molecules | 7 |
| Total formula weight | 687.1 | |
| All* | Total formula weight | 39191.4 |
