Identification |
HMDB Protein ID
| CDBP02858 |
Secondary Accession Numbers
| Not Available |
Name
| C-X-C chemokine receptor type 4 |
Description
| Not Available |
Synonyms
|
- CD184 antigen
- CXC-R4
- CXCR-4
- FB22
- Fusin
- HM89
- LCR1
- LESTR
- Leukocyte-derived seven transmembrane domain receptor
- NPYRL
- SDF-1 receptor
- Stromal cell-derived factor 1 receptor
|
Gene Name
| CXCR4 |
Protein Type
| Receptor |
Biological Properties |
General Function
| Involved in G-protein coupled receptor protein signaling pathway |
Specific Function
| Receptor for the C-X-C chemokine CXCL12/SDF-1 that transduces a signal by increasing intracellular calcium ions levels and enhancing MAPK1/MAPK3 activation. Acts as a receptor for extracellular ubiquitin; leading to enhance intracellular calcium ions and reduce cellular cAMP levels. Involved in haematopoiesis and in cardiac ventricular septum formation. Plays also an essential role in vascularization of the gastrointestinal tract, probably by regulating vascular branching and/or remodeling processes in endothelial cells. Could be involved in cerebellar development. In the CNS, could mediate hippocampal-neuron survival. Acts as a coreceptor (CD4 being the primary receptor) for HIV-1 X4 isolates and as a primary receptor for some HIV-2 isolates. Promotes Env-mediated fusion of the virus |
GO Classification
|
Component |
cell part |
membrane part |
intrinsic to membrane |
integral to membrane |
Function |
peptide receptor activity |
peptide receptor activity, g-protein coupled |
receptor activity |
c-x-c chemokine receptor activity |
g-protein chemoattractant receptor activity |
chemokine receptor activity |
c-c chemokine receptor activity |
molecular transducer activity |
signal transducer activity |
Process |
signaling |
signaling pathway |
cell surface receptor linked signaling pathway |
g-protein coupled receptor protein signaling pathway |
|
Cellular Location
|
- Cell membrane
- Multi-pass membrane protein
|
Pathways
|
Not Available
|
Gene Properties |
Chromosome Location
| Chromosome:2 |
Locus
| 2q21 |
SNPs
| CXCR4 |
Gene Sequence
|
>1059 bp
ATGGAGGGGATCAGTATATACACTTCAGATAACTACACCGAGGAAATGGGCTCAGGGGAC
TATGACTCCATGAAGGAACCCTGTTTCCGTGAAGAAAATGCTAATTTCAATAAAATCTTC
CTGCCCACCATCTACTCCATCATCTTCTTAACTGGCATTGTGGGCAATGGATTGGTCATC
CTGGTCATGGGTTACCAGAAGAAACTGAGAAGCATGACGGACAAGTACAGGCTGCACCTG
TCAGTGGCCGACCTCCTCTTTGTCATCACGCTTCCCTTCTGGGCAGTTGATGCCGTGGCA
AACTGGTACTTTGGGAACTTCCTATGCAAGGCAGTCCATGTCATCTACACAGTCAACCTC
TACAGCAGTGTCCTCATCCTGGCCTTCATCAGTCTGGACCGCTACCTGGCCATCGTCCAC
GCCACCAACAGTCAGAGGCCAAGGAAGCTGTTGGCTGAAAAGGTGGTCTATGTTGGCGTC
TGGATCCCTGCCCTCCTGCTGACTATTCCCGACTTCATCTTTGCCAACGTCAGTGAGGCA
GATGACAGATATATCTGTGACCGCTTCTACCCCAATGACTTGTGGGTGGTTGTGTTCCAG
TTTCAGCACATCATGGTTGGCCTTATCCTGCCTGGTATTGTCATCCTGTCCTGCTATTGC
ATTATCATCTCCAAGCTGTCACACTCCAAGGGCCACCAGAAGCGCAAGGCCCTCAAGACC
ACAGTCATCCTCATCCTGGCTTTCTTCGCCTGTTGGCTGCCTTACTACATTGGGATCAGC
ATCGACTCCTTCATCCTCCTGGAAATCATCAAGCAAGGGTGTGAGTTTGAGAACACTGTG
CACAAGTGGATTTCCATCACCGAGGCCCTAGCTTTCTTCCACTGTTGTCTGAACCCCATC
CTCTATGCTTTCCTTGGAGCCAAATTTAAAACCTCTGCCCAGCACGCACTCACCTCTGTG
AGCAGAGGGTCCAGCCTCAAGATCCTCTCCAAAGGAAAGCGAGGTGGACATTCATCTGTT
TCCACTGAGTCTGAGTCTTCAAGTTTTCACTCCAGCTAA
|
Protein Properties |
Number of Residues
| 352 |
Molecular Weight
| 39745.1 |
Theoretical pI
| 8.3 |
Pfam Domain Function
|
|
Signals
|
|
Transmembrane Regions
|
- ["40-63", "80-99", "111-132", "155-175", "201-220", "241-261", "286-305"]
|
Protein Sequence
|
>C-X-C chemokine receptor type 4
MEGISIYTSDNYTEEMGSGDYDSMKEPCFREENANFNKIFLPTIYSIIFLTGIVGNGLVI
LVMGYQKKLRSMTDKYRLHLSVADLLFVITLPFWAVDAVANWYFGNFLCKAVHVIYTVNL
YSSVLILAFISLDRYLAIVHATNSQRPRKLLAEKVVYVGVWIPALLLTIPDFIFANVSEA
DDRYICDRFYPNDLWVVVFQFQHIMVGLILPGIVILSCYCIIISKLSHSKGHQKRKALKT
TVILILAFFACWLPYYIGISIDSFILLEIIKQGCEFENTVHKWISITEALAFFHCCLNPI
LYAFLGAKFKTSAQHALTSVSRGSSLKILSKGKRGGHSSVSTESESSSFHSS
|
External Links |
GenBank ID Protein
| Not Available |
UniProtKB/Swiss-Prot ID
| P61073 |
UniProtKB/Swiss-Prot Entry Name
| CXCR4_HUMAN |
PDB IDs
|
Not Available |
GenBank Gene ID
| L01639 |
GeneCard ID
| CXCR4 |
GenAtlas ID
| CXCR4 |
HGNC ID
| HGNC:2561 |
References |
General References
| Not Available |