GO:0005829; C:cytosol; IEA:UniProtKB-SubCell.
GO:0030425; C:dendrite; IEA:Compara.
GO:0042470; C:melanosome; IEA:Compara.
GO:0031965; C:nuclear membrane; IEA:UniProtKB-SubCell.
GO:0043234; C:protein complex; IDA:RGD.
GO:0016597; F:amino acid binding; IDA:RGD.
GO:0004857; F:enzyme inhibitor activity; IDA:RGD.
GO:0044549; F:GTP cyclohydrolase binding; IDA:RGD.
GO:0009890; P:negative regulation of biosynthetic process; IEA:InterPro.
GO:0043105; P:negative regulation of GTP cyclohydrolase I activity; IDA:RGD.
GO:0051291; P:protein heterooligomerization; IDA:RGD.
GO:0045428; P:regulation of nitric oxide biosynthetic process; NAS:RGD.