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Aliases for KRR1 Gene

Aliases for KRR1 Gene

  • KRR1, Small Subunit (SSU) Processome Component, Homolog (Yeast) 2 3
  • KRR-R Motif-Containing Protein 1 3 4
  • HIV-1 Rev Binding Protein 2 2 3
  • HIV-1 Rev-Binding Protein 2 3 4
  • Rev-Interacting Protein 1 3 4
  • RIP-1 3 4
  • HRB2 3 4
  • KRR1 Small Subunit Processome Component Homolog 3
  • Rev Interacting Protein 3

External Ids for KRR1 Gene

Previous HGNC Symbols for KRR1 Gene

  • HRB2

Previous GeneCards Identifiers for KRR1 Gene

  • GC12M074178
  • GC12M075891
  • GC12M072941

Summaries for KRR1 Gene

GeneCards Summary for KRR1 Gene

KRR1 (KRR1, Small Subunit (SSU) Processome Component, Homolog (Yeast)) is a Protein Coding gene. Diseases associated with KRR1 include hiv-1. GO annotations related to this gene include RNA binding.

UniProtKB/Swiss-Prot for KRR1 Gene

  • Required for 40S ribosome biogenesis. Involved in nucleolar processing of pre-18S ribosomal RNA and ribosome assembly (By similarity).

Gene Wiki entry for KRR1 Gene

No data available for Entrez Gene Summary , Tocris Summary , PharmGKB "VIP" Summary , fRNAdb sequence ontologies and piRNA Summary for KRR1 Gene

Genomics for KRR1 Gene

Regulatory Elements for KRR1 Gene

Genomic Location for KRR1 Gene

75,490,861 bp from pter
75,511,638 bp from pter
20,778 bases
Minus strand

Genomic View for KRR1 Gene

UCSC Golden Path with GeneCards custom track
Cytogenetic band:
Genomic Location for KRR1 Gene
GeneLoc Logo Genomic Neighborhood Exon StructureGene Density

RefSeq DNA sequence for KRR1 Gene

Proteins for KRR1 Gene

  • Protein details for KRR1 Gene (UniProtKB/Swiss-Prot)

    Protein Symbol:
    Recommended name:
    KRR1 small subunit processome component homolog
    Protein Accession:
    Secondary Accessions:
    • A0FIK6
    • A0JLP0
    • B2R989
    • E7EUQ0
    • Q8NEA8
    • Q8TC37
    • Q96AT5

    Protein attributes for KRR1 Gene

    381 amino acids
    Molecular mass:
    43665 Da
    Quaternary structure:
    • Component of the ribosomal small subunit (SSU) processome (By similarity). Directly interacts with HIV-1 protein VPR. Also identified in a complex with NR3C1 and HIV-1 protein VPR.
    • Sequence=AAB00557.1; Type=Frameshift; Positions=265, 300; Evidence={ECO:0000305}; Sequence=AAH05225.1; Type=Miscellaneous discrepancy; Note=Contaminating sequence. Potential poly-A sequence.; Evidence={ECO:0000305};

    Alternative splice isoforms for KRR1 Gene


neXtProt entry for KRR1 Gene

Proteomics data for KRR1 Gene at MOPED

Post-translational modifications for KRR1 Gene

  • Ubiquitination at Lys106, Lys121, and Lys220
  • Modification sites at PhosphoSitePlus

Other Protein References for KRR1 Gene

ENSEMBL proteins:
REFSEQ proteins:

No data available for DME Specific Peptides for KRR1 Gene

Domains for KRR1 Gene

Protein Domains for KRR1 Gene

Suggested Antigen Peptide Sequences for KRR1 Gene

GenScript: Design optimal peptide antigens:

Graphical View of Domain Structure for InterPro Entry



  • Q13601
  • Contains 1 KH domain.
  • Belongs to the KRR1 family.
genes like me logo Genes that share domains with KRR1: view

No data available for Gene Families for KRR1 Gene

Function for KRR1 Gene

Molecular function for KRR1 Gene

UniProtKB/Swiss-Prot Function: Required for 40S ribosome biogenesis. Involved in nucleolar processing of pre-18S ribosomal RNA and ribosome assembly (By similarity).

Gene Ontology (GO) - Molecular Function for KRR1 Gene

GO ID Qualified GO term Evidence PubMed IDs
GO:0003676 nucleic acid binding --
GO:0003723 RNA binding --
GO:0005515 protein binding IPI 19590578
GO:0044822 poly(A) RNA binding IDA 22658674
genes like me logo Genes that share ontologies with KRR1: view

Phenotypes for KRR1 Gene

genes like me logo Genes that share phenotypes with KRR1: view

No data available for Enzyme Numbers (IUBMB) , Animal Models , miRNA , Transcription Factor Targeting and HOMER Transcription for KRR1 Gene

Localization for KRR1 Gene

Subcellular locations from UniProtKB/Swiss-Prot for KRR1 Gene

Cytoplasm. Nucleus, nucleolus. Note=Translocates from cytoplasm to nucleus after exposure to HIV-1 virus or HIV-1 protein VPR or induction by hydrocortisone and dexamethasone in the absence of HIV-1 protein VPR.

Subcellular locations from

Jensen Localization Image for KRR1 Gene COMPARTMENTS Subcellular localization image for KRR1 gene
Compartment Confidence
nucleus 5
cytosol 2

Gene Ontology (GO) - Cellular Components for KRR1 Gene

GO ID Qualified GO term Evidence PubMed IDs
GO:0005634 nucleus IDA --
GO:0005730 nucleolus IDA --
GO:0005737 cytoplasm IEA --
GO:0016020 membrane IDA 19946888
GO:0030529 ribonucleoprotein complex --
genes like me logo Genes that share ontologies with KRR1: view

Pathways for KRR1 Gene

SuperPathways for KRR1 Gene

No Data Available

Gene Ontology (GO) - Biological Process for KRR1 Gene

GO ID Qualified GO term Evidence PubMed IDs
GO:0000462 maturation of SSU-rRNA from tricistronic rRNA transcript (SSU-rRNA, 5.8S rRNA, LSU-rRNA) IBA --
GO:0006364 rRNA processing --
genes like me logo Genes that share ontologies with KRR1: view

No data available for Pathways by source for KRR1 Gene

Transcripts for KRR1 Gene

Unigene Clusters for KRR1 Gene

KRR1, small subunit (SSU) processome component, homolog (yeast):
Representative Sequences:

Alternative Splicing Database (ASD) splice patterns (SP) for KRR1 Gene

ExUns: 1a · 1b · 1c ^ 2 ^ 3a · 3b ^ 4 ^ 5a · 5b ^ 6 ^ 7a · 7b ^ 8 ^ 9a · 9b ^ 10
SP1: - - -
SP2: -

Relevant External Links for KRR1 Gene

GeneLoc Exon Structure for
ECgene alternative splicing isoforms for

Expression for KRR1 Gene

mRNA expression in normal human tissues for KRR1 Gene

mRNA expression in embryonic tissues and stem cells from LifeMap Discovery

Integrated Proteomics: protein expression from ProteomicsDB, PaxDb, MOPED, and MaxQB for KRR1 Gene

SOURCE GeneReport for Unigene cluster for KRR1 Gene Hs.645517

genes like me logo Genes that share expressions with KRR1: view

No data available for mRNA differential expression in normal tissues and mRNA Expression by UniProt/SwissProt for KRR1 Gene

Orthologs for KRR1 Gene

This gene was present in the common ancestor of eukaryotes.

Orthologs for KRR1 Gene

Organism Taxonomy Gene Similarity Type Details
(Pan troglodytes)
Mammalia KRR1 35
  • 99.65 (n)
  • 99.74 (a)
KRR1 36
  • 100 (a)
(Bos Taurus)
Mammalia KRR1 35
  • 90.46 (n)
  • 92.78 (a)
KRR1 36
  • 93 (a)
(Canis familiaris)
Mammalia -- 36
  • 82 (a)
-- 36
  • 93 (a)
KRR1 35
  • 90.11 (n)
  • 92.78 (a)
(Mus musculus)
Mammalia Krr1 35
  • 85.52 (n)
  • 92.76 (a)
Krr1 16
Krr1 36
  • 92 (a)
(Monodelphis domestica)
Mammalia KRR1 36
  • 86 (a)
(Ornithorhynchus anatinus)
Mammalia -- 36
  • 75 (a)
-- 36
  • 80 (a)
-- 36
  • 72 (a)
(Rattus norvegicus)
Mammalia Krr1 35
  • 85.52 (n)
  • 92.49 (a)
(Gallus gallus)
Aves KRR1 35
  • 79 (n)
  • 85.55 (a)
KRR1 36
  • 83 (a)
(Anolis carolinensis)
Reptilia KRR1 36
  • 80 (a)
African clawed frog
(Xenopus laevis)
Amphibia Xl.6585 35
tropical clawed frog
(Silurana tropicalis)
Amphibia krr1 35
  • 75.95 (n)
  • 83.81 (a)
Str.2631 35
(Danio rerio)
Actinopterygii krr1 35
  • 68.54 (n)
  • 79.15 (a)
krr1 36
  • 71 (a)
African malaria mosquito
(Anopheles gambiae)
Insecta AgaP_AGAP007912 35
  • 56.81 (n)
  • 62.7 (a)
fruit fly
(Drosophila melanogaster)
Insecta dbe 35
  • 59.22 (n)
  • 63.21 (a)
dbe 36
  • 60 (a)
(Caenorhabditis elegans)
Secernentea C05C8.2 35
  • 58.65 (n)
  • 58.54 (a)
C05C8.2 36
  • 48 (a)
A. gosspyii yeast
(Ashbya gossypii)
Saccharomycetes AGOS_AFR744W 35
  • 55.03 (n)
  • 61.69 (a)
baker's yeast
(Saccharomyces cerevisiae)
Saccharomycetes KRR1 35
  • 60.78 (n)
  • 64.36 (a)
KRR1 36
  • 61 (a)
KRR1 38
K. lactis yeast
(Kluyveromyces lactis)
Saccharomycetes KLLA0C00506g 35
  • 58.44 (n)
  • 61.33 (a)
thale cress
(Arabidopsis thaliana)
eudicotyledons AT5G08420 35
  • 58.2 (n)
  • 57.56 (a)
(Hordeum vulgare)
Liliopsida Hv.6360 35
(Oryza sativa)
Liliopsida Os.13981 35
Os10g0452800 35
  • 57.14 (n)
  • 57.48 (a)
(Triticum aestivum)
Liliopsida Ta.1012 35
bread mold
(Neurospora crassa)
Ascomycetes NCU07041 35
  • 54.18 (n)
  • 59.2 (a)
fission yeast
(Schizosaccharomyces pombe)
Schizosaccharomycetes mis3 35
  • 62.02 (n)
  • 63.12 (a)
sea squirt
(Ciona savignyi)
Ascidiacea CSA.3000 36
  • 61 (a)
Species with no ortholog for KRR1:
  • Actinobacteria (Mycobacterium tuberculosis)
  • Alicante grape (Vitis vinifera)
  • alpha proteobacteria (Wolbachia pipientis)
  • amoeba (Dictyostelium discoideum)
  • Archea (Pyrococcus horikoshii)
  • beta proteobacteria (Neisseria meningitidis)
  • Chromalveolata (Phytophthora infestans)
  • common water flea (Daphnia pulex)
  • corn (Zea mays)
  • E. coli (Escherichia coli)
  • filamentous fungi (Aspergillus nidulans)
  • Firmicute bacteria (Streptococcus pneumoniae)
  • green algae (Chlamydomonas reinhardtii)
  • honey bee (Apis mellifera)
  • loblloly pine (Pinus taeda)
  • malaria parasite (Plasmodium falciparum)
  • medicago trunc (Medicago Truncatula)
  • moss (Physcomitrella patens)
  • orangutan (Pongo pygmaeus)
  • pig (Sus scrofa)
  • rainbow trout (Oncorhynchus mykiss)
  • rice blast fungus (Magnaporthe grisea)
  • schistosome parasite (Schistosoma mansoni)
  • sea anemone (Nematostella vectensis)
  • sea urchin (Strongylocentrotus purpuratus)
  • sorghum (Sorghum bicolor)
  • soybean (Glycine max)
  • stem rust fungus (Puccinia graminis)
  • sugarcane (Saccharum officinarum)
  • tomato (Lycopersicon esculentum)
  • toxoplasmosis (Toxoplasma gondii)
  • Trichoplax (Trichoplax adhaerens)

Evolution for KRR1 Gene

Gene Tree for KRR1 (if available)
Gene Tree for KRR1 (if available)

Paralogs for KRR1 Gene Pseudogenes for KRR1 Gene

genes like me logo Genes that share paralogs with KRR1: view

No data available for Paralogs for KRR1 Gene

Variants for KRR1 Gene

Sequence variations from dbSNP and Humsavar for KRR1 Gene

SNP ID Clin Chr 12 pos Sequence Context AA Info Type MAF
rs1275478 -- 75,512,373(+) TATAA(A/G)AGTTC upstream-variant-2KB
rs1552039 -- 75,512,214(+) CAGAG(A/G)GATGG upstream-variant-2KB
rs1604381 -- 75,504,560(+) TAGTT(C/T)TGTTT intron-variant
rs1604382 -- 75,504,662(+) GTGGA(C/T)TGCTC intron-variant
rs1679372 -- 75,511,385(+) TCAGC(G/T)ATTAT intron-variant

Structural Variations from Database of Genomic Variants (DGV) for KRR1 Gene

Variant ID Type Subtype PubMed ID
nsv899313 CNV Gain 21882294
nsv826439 CNV Gain 20364138
nsv470305 CNV Gain 18288195

Relevant External Links for KRR1 Gene

HapMap Linkage Disequilibrium report

No data available for Polymorphic Variants from UniProtKB/Swiss-Prot for KRR1 Gene

Disorders for KRR1 Gene

MalaCards: The human disease database

MalaCards: The human disease database. (1) Diseases for KRR1 Gene including...

Search for KRR1 Gene in MalaCards »

(2) Novoseek inferred disease relationships for KRR1 Gene

Disease -log(P) Hits PubMed IDs
necrosis 14.6 1
tumors 4.65 1

Relevant External Links for KRR1

Genetic Association Database (GAD)
Human Genome Epidemiology (HuGE) Navigator
genes like me logo Genes that share disorders with KRR1: view

No data available for UniProtKB/Swiss-Prot for KRR1 Gene

Publications for KRR1 Gene

  1. Expression of (cac)n/(gtg)n simple repetitive sequences in mRNA of human lymphocytes. (PMID: 7505766) Epplen C. … Epplen J.T. (Hum. Genet. 1994) 2 3
  2. A novel cross-phylum family of proteins comprises a KRR1 (YCL059c) gene which is essential for viability of Saccharomyces cerevisiae cells. (PMID: 8675026) Gromadka R. … Rytka J. (Gene 1996) 2 3
  3. Yeast Krr1p physically and functionally interacts with a novel essential Kri1p, and both proteins are required for 40S ribosome biogenesis in the nucleolus. (PMID: 11027267) Sasaki T. … Kikuchi Y. (Mol. Cell. Biol. 2000) 2 3
  4. Dribble, the Drosophila KRR1p homologue, is involved in rRNA processing. (PMID: 11359931) Chan H.Y. … O'Kane C.J. (Mol. Biol. Cell 2001) 2 3
  5. Complete sequencing and characterization of 21,243 full-length human cDNAs. (PMID: 14702039) Ota T. … Sugano S. (Nat. Genet. 2004) 3 4

Products for KRR1 Gene

Sources for KRR1 Gene

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