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Protein Identity
Identify proteins using names, gene symbols, accession numbers, organisms, and protein families.
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PROTEIN KNOWLEDGE • MOLECULAR BIOLOGY
Protein Summary
Explore essential biological information about proteins, from identity and molecular function to sequence, structure, domains, localization, and biological relevance.
Example: TP53, INS, BRCA1, EGFR, P04637
NH₂
COOH
α
β
PROTEIN INFORMATION
Explore Protein Features
Navigate through the main biological characteristics commonly used to understand and investigate a protein.
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Function
Explore molecular functions, biological processes, cellular roles, and major biological activities.
Explore Function →03
Structure
Review structural information including protein architecture, molecular size, domains, and structural organization.
Explore Structure →04
Sequence
Access amino acid sequence information, sequence length, isoforms, and sequence identifiers.
Explore Sequence →05
Localization
Understand where proteins are found within cells and biological systems.
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Interactions
Explore protein interactions, molecular partners, complexes, pathways, and biological networks.
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PROTEIN OVERVIEW
From Protein Identity to Biological Context
A protein summary brings together multiple layers of biological information to provide a concise view of a protein and its role within a biological system.
PROTEIN IDENTITY
Protein Information
Protein Name
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Gene
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Organism
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UniProt Accession
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Protein Family
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BIOLOGICAL FUNCTION
What does this protein do?
Protein function describes the molecular activities and biological processes associated with a protein, helping connect molecular identity with its role in cells and organisms.
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MOLECULAR STRUCTURE
Protein Structure
Structural information helps reveal how amino acid sequences organize into functional protein architectures.
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SEQUENCE INFORMATION
Amino Acid Sequence
Sequence information provides the fundamental molecular blueprint from which protein structure and function emerge.
SEQUENCE
M — A — G — K — L — V — ...
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Residues
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Isoforms
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Mass
CELLULAR INFORMATION
Where Does the Protein Act?
Protein localization provides important biological context by indicating where a protein is found and where it may perform its function.
Subcellular Location
Nuclear, cytoplasmic, membrane-associated, extracellular, mitochondrial, or other cellular locations.
Protein Domains
Functional and structural domains that contribute to molecular activity and protein interactions.
Modifications
Post-translational modifications such as phosphorylation, glycosylation, acetylation, or ubiquitination.
BIOLOGICAL NETWORK
Protein Interactions & Pathways
Proteins rarely act alone. Their interactions with other proteins, molecules, and biological pathways help define their role within complex cellular systems.
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Protein–Protein Interactions
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Molecular Complexes
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Biological Pathways
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Signaling Networks
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SCIENTIFIC RESOURCES
Connect Protein Information
Complement protein summaries with specialized scientific databases and research resources.
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UniProt
Protein sequences, functional information, annotations, and biological knowledge.
Visit Resource → 02RCSB PDB
Three-dimensional structural information for proteins and other biological macromolecules.
Visit Resource → 03NCBI
Integrated biological information covering genes, proteins, sequences, literature, and more.
Visit Resource → 04PubMed
Scientific literature and biomedical research related to proteins and molecular biology.
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MOLECULAR KNOWLEDGE
Explore the Biology Behind Every Protein
Connect protein identity, structure, sequence, function, and biological context in one scientific knowledge environment.