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cartilage acidic protein 1 (chondrocyte expressed protein 68 kD, CEP-68, ASPIC, CRTAC1, ASPIC1, CEP68)
Structure:
- contains 1 EGF-like domain
- contains 4 FG-GAP repeats
Compartment: secreted
Alternative splicing: named isoforms=3
Expression:
- expressed in cartilage, bone, cultured chondrocytes, lung > heart
- not detected in osteoblasts
- up-regulated in mesenchymal stem cells undergoing chondrogenic differentiation
General
secreted protein
Properties
SIZE: MW = 71 kD
entity length = 661 aa
COMPARTMENT: extracellular compartment
MOTIF: signal sequence {1-27}
FG-GAP {46-88}
FG-GAP {105-147}
FG-GAP {283-333}
FG-GAP {395-437}
EGF domain {559-605}
MOTIF: cysteine residue {C563}
MODIFICATION: cysteine residue {C577}
cysteine residue {C570}
MODIFICATION: cysteine residue {C586}
cysteine residue {C577}
MODIFICATION: cysteine residue {C563}
cysteine residue {C586}
MODIFICATION: cysteine residue {C570}
cysteine residue {C592}
MODIFICATION: cysteine residue {C605}
cysteine residue {C605}
MODIFICATION: cysteine residue {C592}
Ala-rich. {622-639}
Database Correlations
OMIM 606276
UniProt Q9NQ79
PFAM correlations
References
UniProt :accession Q9NQ79