PDB Chemical Component H4B

Ideal Model

Chemical Description

Name 5,6,7,8-TETRAHYDROBIOPTERIN
Formula C9 H15 N5 O3
Formal charge 0
Molecular weight 241.247 g/mol
Component type NON-POLYMER

Chemical features

Atom count 32
Chiral atom count 3
Chiral atoms C6 C9 C10
Bond count 33
Aromatic bond count 6

Chemical Identifiers

Systematic name (ACDLabs) (6R)-2-amino-6-[(1R,2S)-1,2-dihydroxypropyl]-5,6,7,8-tetrahydropteridin-4(3H)-one
Systematic name (OpenEye OEToolkits) (6R)-2-amino-6-[(1R,2S)-1,2-dihydroxypropyl]-5,6,7,8-tetrahydro-3H-pteridin-4-one

Chemical Descriptors

Stereo SMILES (CACTVS) C[C@H](O)[C@H](O)[C@H]1CNC2=C(N1)C(=O)NC(=N2)N
SMILES (CACTVS) C[CH](O)[CH](O)[CH]1CNC2=C(N1)C(=O)NC(=N2)N
Stereo SMILES (OpenEye) C[C@@H]([C@@H]([C@H]1CNC2=C(N1)C(=O)NC(=N2)N)O)O
InChI descriptor InChI=1S/C9H15N5O3/c1-3(15)6(16)4-2-11-7-5(12-4)8(17)14-9(10)13-7/h3-4,6,12,15-16H,2H2,1H3,(H4,10,11,13,14,17)/t3-,4+,6-/m0/s1
InChIKey descriptor FNKQXYHWGSIFBK-RPDRRWSUSA-N

Status Information

Last modified 2011-06-04
Created 1999-07-08
Release status REL
Replaces BH4
Model PDB code 1NSE
Processing site RCSB