Gene Gene information from NCBI Gene database.
Entrez ID 6487
Gene name ST3 beta-galactoside alpha-2,3-sialyltransferase 3
Gene symbol ST3GAL3
Synonyms (NCBI Gene)
DEE15EIEE15MRT12SIAT6ST3GALIIST3Gal IIIST3GalIIIST3N
Chromosome 1
Chromosome location 1p34.1
Summary The protein encoded by this gene is a type II membrane protein that catalyzes the transfer of sialic acid from CMP-sialic acid to galactose-containing substrates. The encoded protein is normally found in the Golgi apparatus but can be proteolytically proc
SNPs SNP information provided by dbSNP.
9
SNP ID Visualize variation Clinical significance Consequence
rs115003742 C>T Conflicting-interpretations-of-pathogenicity, uncertain-significance, likely-benign Non coding transcript variant, synonymous variant, intron variant, coding sequence variant
rs147330005 G>C Uncertain-significance, conflicting-interpretations-of-pathogenicity Missense variant, 5 prime UTR variant, non coding transcript variant, coding sequence variant, intron variant, genic upstream transcript variant
rs201204481 C>T Conflicting-interpretations-of-pathogenicity, likely-benign Intron variant, coding sequence variant, synonymous variant, non coding transcript variant
rs387906943 C>A Pathogenic Genic upstream transcript variant, non coding transcript variant, coding sequence variant, 5 prime UTR variant, missense variant
rs553120567 G>A Uncertain-significance, conflicting-interpretations-of-pathogenicity Downstream transcript variant, synonymous variant, 3 prime UTR variant, non coding transcript variant, coding sequence variant, genic downstream transcript variant, missense variant
miRNA miRNA information provided by mirtarbase database.
121
miRTarBase ID miRNA Experiments Reference
MIRT1393517 hsa-miR-1285 CLIP-seq
MIRT1393518 hsa-miR-1302 CLIP-seq
MIRT1393519 hsa-miR-138 CLIP-seq
MIRT1393520 hsa-miR-2861 CLIP-seq
MIRT1393521 hsa-miR-3158-3p CLIP-seq
Transcription factors Transcription factors information provided by TRRUST V2 database.
1
Transcription factor Regulation Reference
MYC Activation 22547830
Gene ontology (GO) Gene Ontology (GO) annotations describing the biological processes, molecular functions, and cellular components associated with a gene.
24
GO ID Ontology Definition Evidence Reference
GO:0000139 Component Golgi membrane TAS
GO:0003836 Function Beta-galactoside (CMP) alpha-2,3-sialyltransferase activity IEA
GO:0003836 Function Beta-galactoside (CMP) alpha-2,3-sialyltransferase activity TAS
GO:0005515 Function Protein binding IPI 32814053, 33961781
GO:0005576 Component Extracellular region IEA
Other IDs Other IDs provides unique identifiers for this gene in OMIM, HGNC, and Ensembl databases.
MIM HGNC e!Ensembl
606494 10866 ENSG00000126091
Protein Protein information from UniProt database.
UniProt ID Unique identifier for the protein in the UniProt database. Click to view detailed protein information.
Q11203
Protein name CMP-N-acetylneuraminate-beta-1,4-galactoside alpha-2,3-sialyltransferase (EC 2.4.3.6) (Beta-galactoside alpha-2,3-sialyltransferase 3) (Alpha 2,3-ST 3) (Gal beta-1,3(4) GlcNAc alpha-2,3 sialyltransferase) (N-acetyllactosaminide alpha-2,3-sialyltransferase
Protein function Catalyzes the formation of the NeuAc-alpha-2,3-Gal-beta-1,4-GlcNAc-, NeuAc-alpha-2,3-Gal-beta-1,3-GlcNAc- and NeuAc-alpha-2,3-Gal-beta-1,3-GalNAc- sequences found in terminal carbohydrate groups of glycoproteins and glycolipids. The highest acti
Family and domains

Pfam

Accession ID Position in sequence Description Type
PF00777 Glyco_transf_29 107 372 Glycosyltransferase family 29 (sialyltransferase) Family
Tissue specificity TISSUE SPECIFICITY: Highly expressed in adult skeletal muscle and in all fetal tissues examined and to a much lesser extent in placenta, lung and liver.
Sequence
Sequence length 375
Interactions View interactions
Pathways Pathway information has different metabolic/signaling pathways associated with genes.
  KEGG  Reactome
  Various types of N-glycan biosynthesis
Other types of O-glycan biosynthesis
Mannose type O-glycan biosynthesis
Glycosaminoglycan biosynthesis - keratan sulfate
Glycosphingolipid biosynthesis - lacto and neolacto series
Metabolic pathways
  Keratan sulfate biosynthesis
Defective ST3GAL3 causes MCT12 and EIEE15
Sialic acid metabolism
Lewis blood group biosynthesis
Termination of O-glycan biosynthesis
Associated diseases Disease associations from ClinVar (causal & non-causal) and other databases (OMIM, Orphanet, GWAS, etc.).
40
Evidence Score: ★☆☆☆☆  Gene-disease association found in Text Mining only ★★☆☆☆  Found in Text Mining and Unknown/Other Associations ★★★☆☆  Reported in Unknown/Other Associations across ≥2 Sources ★★★★☆  ClinVar: Pathogenic/Likely Pathogenic (<5 Variants) ★★★★★  ClinVar: Pathogenic/Likely Pathogenic (≥5 Variants)
Causal Diseases associated with Pathogenic or Likely Pathogenic variants in ClinVar
Phenotype Name Clinical Significance dbSNP ID RCV Accession Evidence Score
Aggressive behavior Likely pathogenic rs1201878175 RCV000993574
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Developmental and epileptic encephalopathy Likely pathogenic; Pathogenic rs148531289, rs2077858180, rs2154197473, rs2154091891, rs1195818093, rs2154270971, rs2522893135, rs2549629250, rs1571524490, rs2527100064, rs2082857900 RCV001863204
RCV001899695
RCV001922497
RCV002018779
RCV001994497
View all (7 more)
★★★★★
ClinVar: Pathogenic / Likely Pathogenic (≥5 Variants)
Developmental and epileptic encephalopathy, 15 Likely pathogenic; Pathogenic rs148531289, rs200255759, rs1195818093, rs1557563410, rs201204481, rs1387140766 RCV001329554
RCV001823465
RCV003224596
RCV000032792
RCV001290011
View all (1 more)
★★★★★
ClinVar: Pathogenic / Likely Pathogenic (≥5 Variants)
Difficulty walking Likely pathogenic rs1201878175 RCV000993574
★★★★☆
ClinVar: Pathogenic / Likely Pathogenic (<5 Variants)
Unknown / Other Associations ClinVar entries with uncertain/conflicting evidence, and associations from other databases (OMIM, Orphanet, GWAS, etc.) where the gene is not established as causal.
Phenotype Name Clinical Significance Source Evidence Score
ALZHEIMER DISEASE GWAS catalog
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
AMYOTROPHIC LATERAL SCLEROSIS GWAS catalog
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
ATTENTION DEFICIT HYPERACTIVITY DISORDER GWAS catalog
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
AUTISM SPECTRUM DISORDER GWAS catalog
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Associations from Text Mining Disease associations identified through text mining
Disease Name Disease (Merged) Source PMID Relationship Type Evidence Score
Absence of septum pellucidum Absence Of Septum Pellucidum HPO_DG
★☆☆☆☆
Found in Text Mining only
Adenocarcinoma of pancreas Pancreatic adenocarcinoma BEFREE 20824144
★☆☆☆☆
Found in Text Mining only
Amyotrophic Lateral Sclerosis Amyotrophic Lateral Sclerosis GWASCAT_DG 22959728
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Amyotrophic Lateral Sclerosis Amyotrophic lateral sclerosis Pubtator 22959728 Associate
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Arthritis Rheumatoid Rheumatoid arthritis Pubtator 36405992 Associate
★☆☆☆☆
Found in Text Mining only
Attention Deficit Disorder with Hyperactivity Attention deficit hyperactivity disorder Pubtator 27217153 Associate
★☆☆☆☆
Found in Text Mining only
Attention Deficit Disorder with Hyperactivity Attention deficit hyperactivity disorder Pubtator 32366953 Stimulate
★☆☆☆☆
Found in Text Mining only
Attention deficit hyperactivity disorder Attention Deficit Hyperactivity Disorder BEFREE 27217153, 30339835
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Attention deficit hyperactivity disorder Attention Deficit Hyperactivity Disorder GWASCAT_DG 29325848
★★☆☆☆
Found in Text Mining + Unknown/Other Associations
Autistic behavior Autism HPO_DG
★☆☆☆☆
Found in Text Mining only