Reviewed, UniProtKB/Swiss-Prot P53801 (PTTG_HUMAN)

Names and origin

Protein names

Recommended name:
    Pituitary tumor-transforming gene 1 protein-interacting protein
Alternative name(s):
    Pituitary tumor-transforming gene protein-binding factor
      Short name=PTTG-binding factor
      Short name=PBF

Gene names

Name:	PTTG1IP
Synonyms:	C21orf1, C21orf3

Organism

Homo sapiens (Human)

Taxonomic identifier

9606 [NCBI]

Taxonomic lineage

Eukaryota › Metazoa › Chordata › Craniata › Vertebrata › Euteleostomi › Mammalia › Eutheria › Euarchontoglires › Primates › Haplorrhini › Catarrhini › Hominidae › Homo

Protein attributes

Sequence length	180 AA.
Sequence status	Complete.
Sequence processing	The displayed sequence is further processed into a mature form.
Protein existence	Evidence at protein level.

General annotation (Comments)

Function	May facilitate PTTG1 nuclear translocation.
Subunit structure	Interacts with PTTG1. Ref.2
Subcellular location	Membrane; Single-pass type I membrane protein Potential. Cytoplasm. Nucleus. Note: According to Ref.2 it is found in the cytoplasm and the nucleus.
Tissue specificity	Ubiquitous.
Induction	By transcription factor RUNX2. Ref.5

Ontologies

Keywords
Cellular component	Cytoplasm Membrane Nucleus
Domain	Coiled coil Signal Transmembrane
PTM	Glycoprotein Phosphoprotein
Gene Ontology (GO)
Biological process	protein import into nucleus Ref.2 Inferred from direct assay. Source: UniProtKB
Cellular component	cytoplasm Ref.2 Inferred from direct assay. Source: UniProtKB integral to membrane Inferred from electronic annotation. Source: UniProtKB-KW nucleus Ref.2 Inferred from direct assay. Source: UniProtKB
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Signal peptide	1 – 32	32	Potential
	Chain	33 – 180	148	Pituitary tumor-transforming gene 1 protein-interacting protein		PRO_0000022184
Regions
	Topological domain	33 – 96	64	Extracellular Potential
	Transmembrane	97 – 117	21	Potential
	Topological domain	118 – 180	63	Cytoplasmic Potential
	Coiled coil	130 – 165	36	Potential
	Compositional bias	116 – 121	6	Poly-Cys
Amino acid modifications
	Modified residue	165	1	Phosphotyrosine Ref.6
	Modified residue	174	1	Phosphotyrosine Ref.6
	Glycosylation	45	1	N-linked (GlcNAc...) Potential
	Glycosylation	54	1	N-linked (GlcNAc...) Potential
Experimental info
	Sequence conflict	9 – 19	11	PTPYWRLRLGG → ARRTGGCASV in AAF73770. Ref.2
	Sequence conflict	108 – 114	7	TLLLGIA → NPPPGHC in AAF73770. Ref.2

Sequences

	Sequence		Length	Mass (Da)
	P53801-1 [UniParc]. Last modified October 1, 1996. Version 1. Checksum: F1E66014D49EC1DE	FASTA	180	20,324
	10 20 30 40 50 60 MAPGVARGPT PYWRLRLGGA ALLLLLIPVA AAQEPPGAAC SQNTNKTCEE CLKNVSCLWC 70 80 90 100 110 120 NTNKACLDYP VTSVLPPASL CKLSSARWGV CWVNFEALII TMSVVGGTLL LGIAICCCCC 130 140 150 160 170 180 CRRKRSRKPD RSEEKAMRER EERRIRQEER RAEMKTRHDE IRKKYGLFKE ENPYARFENN

References

	« Hide 'large scale' referencesShow 'large scale' references »
[1]	"Cloning of a novel human putative type Ia integral membrane protein mapping to 21q22.3." Yaspo M.-L., Aaltonen J., Horelli-Kuitunen N., Peltonen L., Lehrach H. Genomics 49:133-136(1998) [PubMed: 9570958] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [MRNA]. Tissue: Thymus.
[2]	"A novel binding factor facilitates nuclear translocation and transcriptional activation function of the pituitary tumor-transforming gene product." Chien W., Pei L. J. Biol. Chem. 275:19422-19427(2000) [PubMed: 10781616] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [MRNA], CHARACTERIZATION, SUBCELLULAR LOCATION, INTERACTION WITH PTTG1.
[3]	"The DNA sequence of human chromosome 21." Hattori M., Fujiyama A., Taylor T.D., Watanabe H., Yada T., Park H.-S., Toyoda A., Ishii K., Totoki Y., Choi D.-K., Groner Y., Soeda E., Ohki M., Takagi T., Sakaki Y., Taudien S., Blechschmidt K., Polley A. , Menzel U., Delabar J., Kumpf K., Lehmann R., Patterson D., Reichwald K., Rump A., Schillhabel M., Schudy A., Zimmermann W., Rosenthal A., Kudoh J., Shibuya K., Kawasaki K., Asakawa S., Shintani A., Sasaki T., Nagamine K., Mitsuyama S., Antonarakis S.E., Minoshima S., Shimizu N., Nordsiek G., Hornischer K., Brandt P., Scharfe M., Schoen O., Desario A., Reichelt J., Kauer G., Bloecker H., Ramser J., Beck A., Klages S., Hennig S., Riesselmann L., Dagand E., Wehrmeyer S., Borzym K., Gardiner K., Nizetic D., Francis F., Lehrach H., Reinhardt R., Yaspo M.-L. Nature 405:311-319(2000) [PubMed: 10830953] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
[4]	"The status, quality, and expansion of the NIH full-length cDNA project: the Mammalian Gene Collection (MGC)." The MGC Project Team Genome Res. 14:2121-2127(2004) [PubMed: 15489334] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA]. Tissue: Colon, Lung, Muscle and Ovary.
[5]	"Identification of novel genes of the bone-specific transcription factor Runx2." Stock M., Schafer H., Fliegauf M., Otto F. J. Bone Miner. Res. 19:959-972(2004) [PubMed: 15190888] [Abstract] Cited for: INDUCTION.
[6]	"Global survey of phosphotyrosine signaling identifies oncogenic kinases in lung cancer." Rikova K., Guo A., Zeng Q., Possemato A., Yu J., Haack H., Nardone J., Lee K., Reeves C., Li Y., Hu Y., Tan Z., Stokes M., Sullivan L., Mitchell J., Wetzel R., Macneill J., Ren J.M. , Yuan J., Bakalarski C.E., Villen J., Kornhauser J.M., Smith B., Li D., Zhou X., Gygi S.P., Gu T.-L., Polakiewicz R.D., Rush J., Comb M.J. Cell 131:1190-1203(2007) [PubMed: 18083107] [Abstract] Cited for: PHOSPHORYLATION [LARGE SCALE ANALYSIS] AT TYR-165 AND TYR-174, MASS SPECTROMETRY.
+	Additional computationally mapped references.

Web resources

Atlas of Genetics and Cytogenetics in Oncology and Haematology

Cross-references

Sequence databases
EMBLGenBankDDBJ	Z50022 mRNA. Translation: CAA90325.1. AF149785 mRNA. Translation: AAF73770.1. AL163300 Genomic DNA. Translation: CAB90552.1. BC000415 mRNA. Translation: AAH00415.1. BC012858 mRNA. Translation: AAH12858.1. BC019295 mRNA. Translation: AAH19295.1. BC020983 mRNA. Translation: AAH20983.1. BC031097 mRNA. Translation: AAH31097.1. BC034250 mRNA. Translation: AAH34250.1.
IPI	IPI00023974.
RefSeq	NP_004330.1.
UniGene	Hs.474010
3D structure databases
ModBase	Search...
PTM databases
PhosphoSite	P53801.
Proteomic databases
PRIDE	P53801.
Genome annotation databases
Ensembl	ENSG00000183255. Homo sapiens. [Contig view]
GeneID	754.
KEGG	hsa:754.
Organism-specific databases
GeneCards	GC21M045093.
H-InvDB	HIX0016174.
HGNC	HGNC:13524. PTTG1IP.
MIM	603784. gene.
PharmGKB	PA34034.
GenAtlas	Search...
Phylogenomic databases
HOGENOM	P53801.
HOVERGEN	P53801.
OMA	P53801. ACSQNTN.
Gene expression databases
ArrayExpress	P53801.
Bgee	P53801.
CleanEx	HS_PTTG1IP.
GermOnline	ENSG00000183255. Homo sapiens.
Family and domain databases
InterPro	IPR003659. Plexin-like. [Graphical view]
SMART	SM00423. PSI. 1 hit. [Graphical view]
ProtoNet	Search...
Other Resources
NextBio	3052.
SOURCE	Search...

Entry information

Entry name

PTTG_HUMAN

Accession

Primary (citable) accession number: P53801
Secondary accession number(s): Q9NS09

Entry history

Integrated into UniProtKB/Swiss-Prot:	October 1, 1996
Last sequence update:	October 1, 1996
Last modified:	June 16, 2009
This is version 78 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation project

HPI (Human Proteome Initiative)