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Protein

Pre-B-cell leukemia transcription factor 2

Gene

PBX2

Organism
Homo sapiens (Human)
Status
Reviewed-Annotation score: Annotation score: 5 out of 5-Experimental evidence at protein leveli

Functioni

Transcriptional activator that binds the sequence 5'-ATCAATCAA-3'. Activates transcription of PF4 in complex with MEIS1.1 Publication

Regions

Feature keyPosition(s)DescriptionActionsGraphical viewLength
DNA bindingi244 – 306Homeobox; TALE-typePROSITE-ProRule annotationAdd BLAST63

GO - Molecular functioni

GO - Biological processi

Keywordsi

Molecular functionActivator, DNA-binding
Biological processTranscription, Transcription regulation

Enzyme and pathway databases

SIGNORiP40425.

Names & Taxonomyi

Protein namesi
Recommended name:
Pre-B-cell leukemia transcription factor 2
Alternative name(s):
Homeobox protein PBX2
Protein G17
Gene namesi
Name:PBX2
Synonyms:G17
OrganismiHomo sapiens (Human)
Taxonomic identifieri9606 [NCBI]
Taxonomic lineageiEukaryotaMetazoaChordataCraniataVertebrataEuteleostomiMammaliaEutheriaEuarchontogliresPrimatesHaplorrhiniCatarrhiniHominidaeHomo
Proteomesi
  • UP000005640 Componenti: Chromosome 6

Organism-specific databases

EuPathDBiHostDB:ENSG00000204304.11.
HGNCiHGNC:8633. PBX2.

Subcellular locationi

Extracellular region or secreted Cytosol Plasma membrane Cytoskeleton Lysosome Endosome Peroxisome ER Golgi apparatus Nucleus Mitochondrion Manual annotation Automatic computational assertionGraphics by Christian Stolte; Source: COMPARTMENTS

Keywords - Cellular componenti

Nucleus

Pathology & Biotechi

Organism-specific databases

DisGeNETi5089.
OpenTargetsiENSG00000204304.
PharmGKBiPA32971.

Polymorphism and mutation databases

BioMutaiPBX2.
DMDMi1352729.

PTM / Processingi

Molecule processing

Feature keyPosition(s)DescriptionActionsGraphical viewLength
ChainiPRO_00000492371 – 430Pre-B-cell leukemia transcription factor 2Add BLAST430

Amino acid modifications

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Modified residuei136PhosphoserineCombined sources1
Modified residuei151PhosphoserineCombined sources1
Modified residuei159PhosphoserineBy similarity1
Modified residuei330PhosphoserineCombined sources1
Modified residuei395PhosphoserineBy similarity1

Keywords - PTMi

Phosphoprotein

Proteomic databases

EPDiP40425.
MaxQBiP40425.
PaxDbiP40425.
PeptideAtlasiP40425.
PRIDEiP40425.

PTM databases

iPTMnetiP40425.
PhosphoSitePlusiP40425.

Expressioni

Tissue specificityi

Ubiquitously expressed.

Gene expression databases

BgeeiENSG00000204304.
CleanExiHS_PBX2.
ExpressionAtlasiP40425. baseline and differential.
GenevisibleiP40425. HS.

Organism-specific databases

HPAiHPA061478.

Interactioni

Subunit structurei

Forms heterodimers with MEIS1 and heterotrimers with MEIS1 and HOXA9. Interacts with PBXIP1.2 Publications

Binary interactionsi

Show more details

GO - Molecular functioni

  • transcription factor binding Source: UniProtKB

Protein-protein interaction databases

BioGridi111122. 36 interactors.
CORUMiP40425.
IntActiP40425. 43 interactors.
MINTiMINT-1032522.
STRINGi9606.ENSP00000364190.

Structurei

3D structure databases

ProteinModelPortaliP40425.
SMRiP40425.
ModBaseiSearch...
MobiDBiSearch...

Family & Domainsi

Compositional bias

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Compositional biasi137 – 145Poly-Ala9

Sequence similaritiesi

Belongs to the TALE/PBX homeobox family.Curated

Keywords - Domaini

Homeobox

Phylogenomic databases

eggNOGiKOG0774. Eukaryota.
ENOG410XRVF. LUCA.
GeneTreeiENSGT00390000016426.
HOVERGENiHBG000122.
InParanoidiP40425.
KOiK15609.
OMAiIRANGGW.
OrthoDBiEOG091G10TD.
PhylomeDBiP40425.
TreeFamiTF314340.

Family and domain databases

CDDicd00086. homeodomain. 1 hit.
InterProiView protein in InterPro
IPR009057. Homeobox-like_sf.
IPR017970. Homeobox_CS.
IPR001356. Homeobox_dom.
IPR005542. PBX.
PfamiView protein in Pfam
PF00046. Homeobox. 1 hit.
PF03792. PBC. 1 hit.
SMARTiView protein in SMART
SM00389. HOX. 1 hit.
SUPFAMiSSF46689. SSF46689. 1 hit.
PROSITEiView protein in PROSITE
PS00027. HOMEOBOX_1. 1 hit.
PS50071. HOMEOBOX_2. 1 hit.

Sequencei

Sequence statusi: Complete.

P40425-1 [UniParc]FASTAAdd to basket

« Hide

        10         20         30         40         50
MDERLLGPPP PGGGRGGLGL VSGEPGGPGE PPGGGDPGGG SGGVPGGRGK
60 70 80 90 100
QDIGDILQQI MTITDQSLDE AQAKKHALNC HRMKPALFSV LCEIKEKTGL
110 120 130 140 150
SIRSSQEEEP VDPQLMRLDN MLLAEGVAGP EKGGGSAAAA AAAAASGGGV
160 170 180 190 200
SPDNSIEHSD YRSKLAQIRH IYHSELEKYE QACNEFTTHV MNLLREQSRT
210 220 230 240 250
RPVAPKEMER MVSIIHRKFS AIQMQLKQST CEAVMILRSR FLDARRKRRN
260 270 280 290 300
FSKQATEVLN EYFYSHLSNP YPSEEAKEEL AKKCGITVSQ VSNWFGNKRI
310 320 330 340 350
RYKKNIGKFQ EEANIYAVKT AVSVTQGGHS RTSSPTPPSS AGSGGSFNLS
360 370 380 390 400
GSGDMFLGMP GLNGDSYSAS QVESLRHSMG PGGYGDNLGG GQMYSPREMR
410 420 430
ANGSWQEAVT PSSVTSPTEG PGSVHSDTSN
Length:430
Mass (Da):45,881
Last modified:February 1, 1996 - v2
Checksum:iEF2FFA158C4DAF68
GO

Experimental Info

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Sequence conflicti393M → I in CAA42503 (PubMed:1682799).Curated1

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
X59842 mRNA. Translation: CAA42503.1.
X80700 Genomic DNA. Translation: CAA56717.1.
D28769 Genomic DNA. Translation: BAA05957.1.
U89336 Genomic DNA. Translation: AAB47490.1.
AL662884 Genomic DNA. No translation available.
AL662830 Genomic DNA. No translation available.
AL845464 Genomic DNA. No translation available.
BX284686 Genomic DNA. No translation available.
BX927239 Genomic DNA. No translation available.
CR933878 Genomic DNA. No translation available.
CR812478 Genomic DNA. No translation available.
CH471081 Genomic DNA. Translation: EAX03613.1.
BC082261 mRNA. Translation: AAH82261.1.
CCDSiCCDS4748.1.
PIRiA56002.
RefSeqiNP_002577.2. NM_002586.4.
UniGeneiHs.509545.
Hs.718462.

Genome annotation databases

EnsembliENST00000375050; ENSP00000364190; ENSG00000204304.
ENST00000383270; ENSP00000372757; ENSG00000206315.
ENST00000420432; ENSP00000410710; ENSG00000236353.
ENST00000431537; ENSP00000390009; ENSG00000232005.
ENST00000433552; ENSP00000391745; ENSG00000224952.
ENST00000453487; ENSP00000403948; ENSG00000225987.
ENST00000453961; ENSP00000397177; ENSG00000237344.
GeneIDi5089.
KEGGihsa:5089.
UCSCiuc003oav.2. human.

Similar proteinsi

Entry informationi

Entry nameiPBX2_HUMAN
AccessioniPrimary (citable) accession number: P40425
Secondary accession number(s): A2BFJ2
Entry historyiIntegrated into UniProtKB/Swiss-Prot: February 1, 1995
Last sequence update: February 1, 1996
Last modified: November 22, 2017
This is version 167 of the entry and version 2 of the sequence. See complete history.
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programChordata Protein Annotation Program
DisclaimerAny medical or genetic information present in this entry is provided for research, educational and informational purposes only. It is not in any way intended to be used as a substitute for professional medical advice, diagnosis, treatment or care.

Miscellaneousi

Keywords - Technical termi

Complete proteome, Reference proteome

Documents

  1. Human chromosome 6
    Human chromosome 6: entries, gene names and cross-references to MIM
  2. MIM cross-references
    Online Mendelian Inheritance in Man (MIM) cross-references in UniProtKB/Swiss-Prot
  3. SIMILARITY comments
    Index of protein domains and families