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Summary Expression Gene Literature (240) GO Terms (29) Nucleotides (1090) Proteins (53) Interactants (693) Wiki
Gene Symbol:

Gene Name:
cyclin B1

ccnb , cyclin B , CcnB ( Add synonyms , Nomenclature history )

Gene Function:
cell cycle regulator

Protein Function :
Essential for the control of the cell cycle at the G2/M (mitosis) transition.

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External Links:
Xenbase Gene ID XB-GENE-5736422 XB-GENE-17345378 XB-GENE-5736929
Gene Symbol ccnb1.2 ccnb1.2.L ccnb1.2.S
Chromosome Chr4 chr4L chr4S
Molecules X. tropicalis X. laevis.L X. laevis.S
Genomic Sequence Version 10.0 Version 9.1 Version 9.1
CDS Gene model Gene model Gene model
Entrez Gene 394726
mRNA RefSeq NCBI Nucleotide NCBI Nucleotide
Protein NCBI Protein RefSeq  More.. NCBI Protein RefSeq  More.. RefSeq Swiss-Prot  More..
X. tropicalis X. laevis.L X. laevis.S
Genome Browser
(Click image to open in Genome Browser)
Genomic Synteny Genomicus PANTHER
Expression                  Development Stages    Embryonic TissuesAdult Tissues
Summary for
More Information
Xenbase Expression Details In situ images Single cell data at SPRING Ensembl In situ: Single cell: RNA-Seq:
Proteomics X. tropicalis X. laevis.L X. laevis.S
Embryonic Protein Expression Stage profile: Stage profile:
Data Mining X. tropicalis X. laevis.L X. laevis.S
XenMine ccnb1.2 ccnb1.2.L ccnb1.2.S
Knowledgebases Entrez Gene Genetic Phenotypes Gene Expression
HGNC, AGR, Monarch, OMIM, GeneCards CCNB1 OMIM Ensembl, Allen Brain Atlas, Protein Atlas
MGI, AGR Ccnb1 MGI, IMPC Ensembl, Allen Brain Atlas, Eurexpress, MGI
RGD, AGR Ccnb1 Ensembl
ZFIN, AGR ccnb1 ZFIN Ensembl
fruit fly
First Transcripts of one of two Drosophila cyclin genes become localized in pole cells during embryogenesis., Nature 1989  
Most Recent Two-Step Mechanism of Cyclin B Degradation Initiated by Proteolytic Cleavage with the 26 S Proteasome in Fish., Sci Rep 2020          
All View All Papers 1 paper(s) referencing morpholinos
Functional Ontologies X. tropicalis X. laevis.L X. laevis.S
GO 25 terms 2 terms 7 terms
PANTHER ccnb1.2
KEGG Pathways K05868 K05868 K05868
KOG [D] Cyclin B and related kinase-activating proteins
Reagents X. tropicalis X. laevis.L X. laevis.S
CRISPRscan Tracks ccnb1.2
Antibodies Ccnb1 Ab1 Ccnb1 Ab1
Morpholinos ccnb1.2 MO1
ORFs ccnb1.2 ORF1 ccnb1-prov ORF1
Clones Horizon Source BioScience Horizon Horizon Source BioScience
Plasmids Addgene Addgene

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