| PDB CCD ID: | 2BP | 
| Number of entries in FURNA: | 1 | 
| Chemical formula: | C5 H5 N5 | 
| InChI: | InChI=1S/C5H5N5/c6-5-7-1-3-4(10-5)9-2-8-3/h1-2H,(H3,6,7,8,9,10) | 
| InChIKey: | MWBWWFOAEOYUST-UHFFFAOYSA-N | 
| SMILES: | n1cc2ncnc2nc1N; c1c2c([nH]cn2)nc(n1)N; Nc1ncc2nc[nH]c2n1 | 
| Name: | 9H-purin-2-amine; 2-AMINOPURINE | 
| ChEMBL: | CHEMBL388594 | 
| ZINC: | ZINC000018544062 | 
 
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