4QG2
Crystal structure of the tetrameric GTP/dATP/ATP-bound SAMHD1 (RN206) mutant catalytic core
Entity
| Entity ID | Chain ID | Description | Type | Chain length | Formula weight | Number of molecules | DB Name (Accession) | Biological source | Descriptive keywords |
| 1 | A, B, C, D (A, B, C, D) | Deoxynucleoside triphosphate triphosphohydrolase SAMHD1 | polymer | 550 | 63426.4 | 4 | UniProt (Q9Y3Z3) Pfam (PF01966) | Homo sapiens (human) | dNTPase, Dendritic cell-derived IFNG-induced protein, DCIP, Monocyte protein 5, MOP-5, SAM domain and HD domain-containing protein 1 |
| 2 | E, I, J, O (A, B, D) | GUANOSINE-5'-TRIPHOSPHATE | non-polymer | 523.2 | 4 | Chemie (GTP) PubChem (177679032) PubChem (135400627) PubChem (135487750) PubChem (136088935) PubChem (136803486) PubChem (135398633) PubChem (135544356) PubChem (135547949) PubChem (135600366) PubChem (135749822) PubChem (136005188) PubChem (136073923) PubChem (136240914) PubChem (136664747) PubChem (136772743) PubChem (136772744) PubChem (136803487) PubChem (137286749) PubChem (164715984) PubChem (171699466) | |||
| 3 | F, K, L, N (A, B, C, D) | 2'-DEOXYADENOSINE 5'-TRIPHOSPHATE | non-polymer | 491.2 | 4 | Chemie (DTP) PubChem (44119995) PubChem (46936612) PubChem (57233913) PubChem (89346292) PubChem (622) PubChem (15993) PubChem (91632917) PubChem (92341128) PubChem (92449119) PubChem (92449120) PubChem (448808) PubChem (129069956) PubChem (171699368) | |||
| 4 | G, H, M, P (A, C, D) | MAGNESIUM ION | non-polymer | 24.3 | 4 | Chemie (MG) PubChem (888) | |||
| 5 | Q, R, S, T (A, B, C, D) | water | water | 18.0 | 76 | Chemie (HOH) |
Sequence modifications
A, B, C, D: 113 - 626 (UniProt: Q9Y3Z3)
| PDB | External Database | Details |
|---|---|---|
| Met 77 | - | expression tag |
| Gly 78 | - | expression tag |
| Ser 79 | - | expression tag |
| Ser 80 | - | expression tag |
| His 81 | - | expression tag |
| His 82 | - | expression tag |
| His 83 | - | expression tag |
| His 84 | - | expression tag |
| His 85 | - | expression tag |
| His 86 | - | expression tag |
| Ser 87 | - | expression tag |
| Ser 88 | - | expression tag |
| Gly 89 | - | expression tag |
| Leu 90 | - | expression tag |
| Val 91 | - | expression tag |
| Pro 92 | - | expression tag |
| Arg 93 | - | expression tag |
| Gly 94 | - | expression tag |
| Ser 95 | - | expression tag |
| His 96 | - | expression tag |
| Met 97 | - | expression tag |
| Ala 98 | - | expression tag |
| Ser 99 | - | expression tag |
| Met 100 | - | expression tag |
| Thr 101 | - | expression tag |
| Gly 102 | - | expression tag |
| Gly 103 | - | expression tag |
| Gln 104 | - | expression tag |
| Gln 105 | - | expression tag |
| Met 106 | - | expression tag |
| Gly 107 | - | expression tag |
| Arg 108 | - | expression tag |
| Asp 109 | - | expression tag |
| Pro 110 | - | expression tag |
| Asn 111 | - | expression tag |
| Ser 112 | - | expression tag |
| Arg 206 | His 206 | engineered mutation |
| Asn 207 | Asp 207 | engineered mutation |
Sequence viewer
Contents of the asymmetric unit
| Polymers | Number of chains | 4 |
| Total formula weight | 253705.5 | |
| Non-Polymers* | Number of molecules | 12 |
| Total formula weight | 4154.7 | |
| All* | Total formula weight | 257860.2 |
