Genetic Information Processing Transcription RNA polymerase Basal transcription factors Transcription factors Spliceosome Translation Ribosome Translation factors tRNA loading RNA transport mRNA surveillance pathway Ribosome biogenesis in eukaryotes Ribosome biogenesis Folding, Sorting and Degradation Protease inhibitors Proteases Chaperones and folding catalysts Protein export Protein processing in endoplasmic reticulum SNARE interactions in vesicular transport SNAREs Ubiquitin mediated proteolysis Ubiquitin labeling Sulfur relay system Proteasome Peptidases RNA degradation DNA Maintenance DNA replication DNA replication complex DNA replication control Chromosome-related Base excision repair Nucleotide excision repair Mismatch repair Homologous recombination Non-homologous end-joining DNA repair and recombination proteins RNA Family Non-coding RNAs Environmental Information Processing Signal Transduction Ras signaling pathway Rap1 signaling pathway Hippo signaling pathway NF-kappa B signaling pathway TNF signaling pathway HIF-1 signaling pathway PI3K-Akt signaling pathway FoxO signaling pathway Other signaling pathways Two-component system MAPK signaling pathway ErbB signaling pathway Wnt signaling pathway Notch signaling pathway Hedgehog signaling pathway TGF-beta signaling pathway VEGF signaling pathway Jak-STAT signaling pathway Calcium signaling pathway Phosphatidylinositol signaling system mTOR signaling pathway Plant hormone signal transduction Signaling Molecules and Interaction Signaling molecules Insulin secretion Steroid hormone biosynthesis G protein-coupled receptors Enzyme-linked receptors Cytokine receptors Nuclear receptors Ion channels Neuroactive ligand-receptor interaction Cytokine-cytokine receptor interaction Cytokines ECM-receptor interaction Cell adhesion molecules (CAMs) CAM ligands Cellular antigens GTP-binding signaling proteins Glycan binding proteins Bacterial toxins Cellular Processes Crystallins Crystallins Stress Response Stress response Vesicular Transport Motor proteins Endocytosis Phagosome Lysosome Peroxisome Regulation of autophagy Cytoskeleton Regulation of actin cytoskeleton Cytoskeleton proteins Cell Motility Bacterial chemotaxis Bacterial motility proteins Flagellar assembly Cell Growth and Death Nuclear membrane Cell cycle Cell cycle - Caulobacter Cytokinesis Meiosis Oocyte meiosis Apoptosis p53 signaling pathway Cell wall Cell Communication Focal adhesion Adherens junction Tight junction Gap junction Metabolism Membrane Transport Transport Phosphotransferase system (PTS) Bacterial secretion system Secretion system Central Carbon Metabolism Glycolysis TCA cycle and anaplerotic enzymes Pentose phosphate metabolism Carbohydrate metabolism Pyruvate metabolism Butanoate metabolism C5-Branched dibasic acid metabolism Other central metabolism enzymes Energy Metabolism Oxidative phosphorylation Photosynthesis Photosynthesis - antenna proteins Carbon fixation in photosynthetic organisms Carbon fixation pathways in prokaryotes Methane metabolism Biosynthesis Lipid and steroid metabolism Purine metabolism Pyrimidine metabolism Amino acid metabolism Glycan metabolism Cofactor biosynthesis Biosynthesis of other secondary metabolites Other Enzymes Other enzymes Protein kinases Cytochrome P450 Organismal Systems Immune System Immunoglobulins Response to viral infection Hematopoietic cell lineage Complement and coagulation cascades Toll-like receptor signaling pathway NOD-like receptor signaling pathway RIG-I-like receptor signaling pathway Cytosolic DNA-sensing pathway Natural killer cell mediated cytotoxicity Antigen processing and presentation T cell receptor signaling pathway B cell receptor signaling pathway Fc epsilon RI signaling pathway Fc gamma R-mediated phagocytosis Leukocyte transendothelial migration Intestinal immune network for IgA production Chemokine signaling pathway Endocrine System Insulin signaling pathway Adipocytokine signaling pathway PPAR signaling pathway GnRH signaling pathway Progesterone-mediated oocyte maturation Melanogenesis Renin-angiotensin system Circulatory System Blood proteins Hemoglobin Cardiac muscle contraction Vascular smooth muscle contraction Digestive System Salivary secretion Gastric acid secretion Pancreatic secretion Bile secretion Carbohydrate digestion and absorption Protein digestion and absorption Fat digestion and absorption Vitamin digestion and absorption Mineral absorption Excretory System Vasopressin-regulated water reabsorption Aldosterone-regulated sodium reabsorption Endocrine and other factor-regulated calcium reabsorption Proximal tubule bicarbonate reclamation Collecting duct acid secretion Nervous System Myelin Synaptic vesicle cycle GABAergic synapse Serotonergic synapse Dopaminergic synapse Glutamatergic synapse Cholinergic synapse Long-term potentiation Long-term depression Neurotrophin signaling pathway Sensory System Phototransduction Phototransduction - fly Olfactory transduction Taste transduction Development Dorso-ventral axis formation Axon guidance Osteoclast differentiation Environmental Adaptation Circadian rhythm Circadian rhythm - mammal Circadian rhythm - fly Circadian rhythm - plant Plant-pathogen interaction Human Diseases Cancers Proteoglycans in cancer MicroRNAs in cancer Transcriptional misregulation in cancer Viral carcinogenesis Pathways in cancer Colorectal cancer Pancreatic cancer Glioma Thyroid cancer Acute myeloid leukemia Chronic myeloid leukemia Basal cell carcinoma Melanoma Renal cell carcinoma Bladder cancer Prostate cancer Endometrial cancer Small cell lung cancer Non-small cell lung cancer Immune System Diseases Asthma Systemic lupus erythematosus Rheumatoid arthritis Autoimmune thyroid disease Allograft rejection Graft-versus-host disease Primary immunodeficiency Neurodegenerative Diseases Alzheimer's disease Parkinson's disease Amyotrophic lateral sclerosis (ALS) Huntington's disease Prion diseases Cardiovascular Diseases Hypertrophic cardiomyopathy (HCM) Arrhythmogenic right ventricular cardiomyopathy (ARVC) Dilated cardiomyopathy (DCM) Viral myocarditis Metabolic Diseases Type I diabetes mellitus Type II diabetes mellitus Maturity onset diabetes of the young Infectious Diseases HTLV-I infection Epstein-Barr virus infection Legionellosis Herpes simplex infection Salmonella infection Vibrio cholerae infection Vibrio cholerae pathogenic cycle Epithelial cell signaling in Helicobacter pylori infection Pathogenic Escherichia coli infection Shigellosis Pertussis Staphylococcus aureus infection Tuberculosis Bacterial invasion of epithelial cells Measles Influenza A Hepatitis C Amoebiasis Malaria Toxoplasmosis Leishmaniasis Chagas disease (American trypanosomiasis) African trypanosomiasis