9OK2
Crystal structure of E. coli ApaH in complex with UDP
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, B) | Bis(5'-nucleosyl)-tetraphosphatase [symmetrical] | polymer | 286 | 32160.5 | 2 | UniProt (P05637) Pfam (PF00149) | Escherichia coli K-12 | Ap4A hydrolase,Diadenosine 5',5'''-P1,P4-tetraphosphate pyrophosphohydrolase,Diadenosine tetraphosphatase |
| 2 | C, H (A, B) | URIDINE-5'-DIPHOSPHATE | non-polymer | 404.2 | 2 | Chemie (UDP) PubChem (1158) PubChem (6031) PubChem (3084486) PubChem (6101632) PubChem (6604175) PubChem (11811538) PubChem (12049241) PubChem (25323044) PubChem (25323048) PubChem (44298965) PubChem (57448939) PubChem (53486216) PubChem (60098857) PubChem (91746160) PubChem (92332560) PubChem (92332561) PubChem (92332562) PubChem (92332563) PubChem (93088131) PubChem (93630083) | |||
| 3 | D, F, I, K (A, B) | MANGANESE (II) ION | non-polymer | 54.9 | 4 | Chemie (MN) PubChem (27854) | |||
| 4 | E, J (A, B) | MAGNESIUM ION | non-polymer | 24.3 | 2 | Chemie (MG) PubChem (888) | |||
| 5 | G (B) | 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID | non-polymer | 238.3 | 1 | Chemie (EPE) PubChem (23831) | |||
| 6 | L, M (A, B) | water | water | 18.0 | 700 | Chemie (HOH) |
Sequence modifications
A, B: 1 - 280 (UniProt: P05637)
| PDB | External Database | Details |
|---|---|---|
| His 281 | - | expression tag |
| His 282 | - | expression tag |
| His 283 | - | expression tag |
| His 284 | - | expression tag |
| His 285 | - | expression tag |
| His 286 | - | expression tag |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 2 |
| Total formula weight | 64321.1 | |
| Non-Polymers* | Number of molecules | 9 |
| Total formula weight | 1315.0 | |
| All* | Total formula weight | 65636.1 |
