Transcription. Oxygen sensing gets a second wind.

Asparagine/metabolism Cell Hypoxia/physiology Cell Nucleus/metabolism DNA-Binding Proteins/chemistry,metabolism Humans Hydroxylation Hypoxia-Inducible Factor 1 Hypoxia-Inducible Factor 1, alpha Subunit Models, Biological Nuclear Proteins/chemistry,metabolism Oxygen/physiology Procollagen-Proline Dioxygenase/metabolism Promoter Regions, Genetic Protein Structure, Tertiary Protein Subunits Response Elements Transcription Factors/chemistry,metabolism Transcriptional Activation

DNA-Binding Proteins HIF1A protein, human Hypoxia-Inducible Factor 1 Hypoxia-Inducible Factor 1, alpha Subunit Nuclear Proteins Protein Subunits Transcription Factors Asparagine Procollagen-Proline Dioxygenase Oxygen