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H/ACA ribonucleoprotein complex subunit 2 (nucleolar protein family A member 2, snoRNP protein NHP2, NOLA2, NHP2, HSPC286)
Function:
1) required for ribosome biogenesis & telomere maintenance
2) component of H/ACA small nucleolar ribonucleoprotein complex (H/ACA snoRNP complex)
3) may be required for correct processing or intranuclear trafficking of TERC, the RNA component of the telomerase reverse transcriptase (TERT) holoenzyme.
4) associates with NOLC1/NOPP140
Structure: belongs to the ribosomal protein L7Ae family
Compartment:
- nucleus, nucleolus, Cajal body
- localized to Cajal bodies (coiled bodies)
Expression:
- expressed in brain, colon, heart, kidney, ovary, pancreas, placenta, prostate, skeletal muscle, small intestine, spleen, testis, thymus > liver
- transcript peaks at G1/S transition
General
protein subunit
Properties
SIZE: MW = 17 kD
entity length = 153 aa
COMPARTMENT: cell nucleus
Database Correlations
OMIM 606470
MORBIDMAP 606470
UniProt Q9NX24
Pfam PF01248
References
UniProt :accession Q9NX24
Component-of
H/ACA small nucleolar ribonucleoprotein complex (H/ACA snoRNP complex)