Amino Acid Sequence 4 Animals 4 Base Sequence 4 CELLBIO 4 Cell Hypoxia 4 Cell Line, Tumor 4 Cercopithecus aethiops 4 Humans 4 Hypoxia-Inducible Factor 1, alpha Subunit 4 I kappa B 4 I-kappa B Kinase 4 Mammalia 4 Molecular Sequence Data 4 NF-kappa B 4 Organ Specificity 4 PROTEINS 4 Protein Binding 4 SUMO 1 protein 4 SUMO protein 4 SUMO-1 Protein 4 Small Ubiquitin-Related Modifier Proteins 4 Transcription Factors 4 Ubiquitin-Conjugating Enzymes 4 Ubiquitins animal cell 4 article 4 cell function 4 cell protein 4 conjugation 4 controlled study 4