Cross-reference

Sequence databases

EMBL
IPI
PIR
RefSeq
UniGene

3D structure databases

PDB
PDBsum
DisProt
ProteinModelPortal
SMR

Protein-protein interaction databases

DIP
IntAct
MINT
STRING

Protein family/group databases

Allergome
CAZy
MEROPS
mycoCLAP
PeroxiBase
PptaseDB
REBASE
TCDB

PTM databases

GlycoSuiteDB
PhosphoSite
PhosSite

Polymorphism databases

DMDM
dbSNP

2D gel databases

COMPLUYEAST-2DPAGE
DOSAC-COBS-2DPAGE
OGP
REPRODUCTION-2DPAGE
SWISS-2DPAGE
UCD-2DPAGE
World-2DPAGE

Proteomic databases

PaxDb
PeptideAtlas
PRIDE
ProMEX

Protocols and materials databases

DNASU

Genome annotation databases

Ensembl
EnsemblBacteria
EnsemblFungi
EnsemblMetazoa
EnsemblPlants
EnsemblProtists
GeneID
KEGG
PATRIC
UCSC
VectorBase
CCDS

Organism-specific databases

ArachnoServer
CGD
ConoServer
CTD
CYGD
dictyBase
EchoBASE
EcoGene
euHCVdb
EuPathDB
FlyBase
GeneCards
GeneFarm
GenoList
Gramene
H-InvDB
HGNC
HPA
LegioList
Leproma
MaizeGDB
MGI
MIM
neXtProt
Orphanet
PharmGKB
PomBase
PseudoCAP
RGD
SGD
TAIR
TubercuList
WormBase
Xenbase
ZFIN
TAIR-CDS

Phylogenomic databases

eggNOG
GeneTree
HOGENOM
HOVERGEN
InParanoid
KO
OMA
OrthoDB
PhylomeDB
ProtClustDB

Enzyme and pathway databases

BioCyc
BRENDA
Pathway_Interaction_DB
Reactome
SABIO-RK
SignaLink
UniPathway

Other

BindingDB
ChEMBL
ChiTaRS
DrugBank
EvolutionaryTrace
GenomeRNAi
NextBio
PMAP-CutDB

Gene expression databases

ArrayExpress
Bgee
CleanEx
Genevestigator
GermOnline

Ontologies

GO
PO
eVOC
MeSH

Family and domain databases

Gene3D
HAMAP
InterPro
PANTHER
Pfam
PIRSF
PRINTS
ProDom
SMART
SUPFAM
TIGRFAMs
PROSITE

General annotation (Comments)

Absorption
Allergenic properties
Alternative products
Biotechnological use
Catalytic activity
Caution
Cofactor
Developmental stage
Disruption phenotype
Domain
Enzyme regulation
Erroneous gene model prediction
Erroneous initiation
Erroneous termination
Erroneous translation
Frameshift
Function
Induction
Involvement in disease
Kinetics
Mass spectrometry
Miscellaneous
Pathway
Pharmaceutical use
Polymorphism
Post-translational modification
RNA editing
Redox potential
Sequence caution
Sequence similarities
Subcellular location
Subunit structure
Temperature dependence
Tissue specificity
Toxic dose
pH dependence

Sequence annotation (Features)

Active site
Alternative sequence
Beta strand
Binding site
Calcium binding
Chain
Coiled coil
Compositional bias
Cross-link
DNA binding
Disulfide bond
Domain
Glycosylation
Helix
Initiator methionine
Intramembrane
Lipidation
Metal binding
Modified residue
Motif
Mutagenesis
Natural variant
Non-adjacent residues
Non-standard residue
Non-terminal residue
Nucleotide binding
Peptide
Propeptide
Region
Repeat
Sequence conflict
Sequence uncertainty
Signal peptide
Site
Topological domain
Transit peptide
Transmembrane
Turn
Zinc finger

Taxon ID

any
Superkingdom
Kingdom
Subkingdom
Superphylum
Phylum
Subphylum
Superclass
Class
Subclass
Infraclass
Superorder
Order
Suborder
Infraorder
Parvorder
Superfamily
Family
Subfamily
Tribe
Subtribe
Genus
Subgenus
Species group
Species subgroup
Species
Subspecies
Varietas
Forma

Version

entry version
sequence version