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Gene: SF3B1 (splicing factor 3b subunit 1) Homo sapiens
Symbol: SF3B1
Name: splicing factor 3b subunit 1
Description: Exhibits RNA binding activity and splicing factor binding activity. Involved in mRNA splicing, via spliceosome. Localizes to nucleus. Implicated in myelodysplastic syndrome.
Type: protein-coding
RefSeq Status: REVIEWED
Also known as: Hsh155; MDS; pre-mRNA processing 10; pre-mRNA splicing factor SF3b, 155 kDa subunit; pre-mRNA-splicing factor SF3b 155 kDa subunit; PRP10; PRPF10; SAP 155; SAP155; SF3b155; spliceosome associated protein 155; spliceosome-associated protein 155; splicing factor 3b, subunit 1, 155kD; splicing factor 3b, subunit 1, 155kDa
Mus musculus (house mouse) : Sf3b1 (splicing factor 3b, subunit 1)  MGI  Alliance
Rattus norvegicus (Norway rat) : Sf3b1 (splicing factor 3b, subunit 1)  Alliance
Chinchilla lanigera (long-tailed chinchilla) : Sf3b1 (splicing factor 3b subunit 1)
Pan paniscus (bonobo/pygmy chimpanzee) : SF3B1 (splicing factor 3b subunit 1)
Canis lupus familiaris (dog) : SF3B1 (splicing factor 3b subunit 1)
Ictidomys tridecemlineatus (thirteen-lined ground squirrel) : Sf3b1 (splicing factor 3b subunit 1)
Sus scrofa (pig) : SF3B1 (splicing factor 3b subunit 1)
Chlorocebus sabaeus (African green monkey) : SF3B1 (splicing factor 3b subunit 1)
Heterocephalus glaber (naked mole-rat) : Sf3b1 (splicing factor 3b subunit 1)
more info ...
Allele / Splice: See ClinVar data
Latest Assembly: GRCh38 - Human Genome Assembly GRCh38
Human AssemblyChrPosition (strand)SourceGenome Browsers
GRCh38.p13 Ensembl2197,388,515 - 197,435,091 (-)EnsemblGRCh38hg38GRCh38
GRCh38.p13 Ensembl2197,388,515 - 197,435,079 (-)EnsemblGRCh38hg38GRCh38
GRCh382197,389,784 - 197,435,093 (-)NCBIGRCh38GRCh38hg38GRCh38
GRCh372198,256,698 - 198,299,815 (-)NCBIGRCh37GRCh37hg19GRCh37
Build 362197,964,943 - 198,008,016 (-)NCBINCBI36hg18NCBI36
Build 342198,082,205 - 198,125,277NCBI
Celera2192,012,574 - 192,055,648 (-)NCBI
Cytogenetic Map2q33.1NCBI
HuRef2190,109,104 - 190,152,365 (-)NCBIHuRef
CHM1_12198,262,509 - 198,305,651 (-)NCBICHM1_1
JBrowse: View Region in Genome Browser (JBrowse)

Disease Annotations
Gene-Chemical Interaction Annotations
Gene Ontology Annotations
Molecular Pathway Annotations
Phenotype Annotations
References - curated
References - uncurated


Comparative Map Data
Position Markers
miRNA Target Status


RNA-SEQ Expression


Nucleotide Sequences
Protein Sequences
Clinical Variants

Additional Information

External Database Links
Nomenclature History
More on SF3B1
Alliance Gene
Ensembl Gene
JBrowse: hg19 hg38
HGNC Report
NCBI Genome Data Viewer

CRRD Object Information
CRRD ID: 1346641
Created: 2005-03-08
Species: Homo sapiens
Last Modified: 2020-08-04
Status: ACTIVE


RGD is funded by grant HL64541 from the National Heart, Lung, and Blood Institute on behalf of the NIH.