ID MA32_HUMAN STANDARD; PRT; 282 AA. XX AC Q07021; XX DT 01-FEB-1995 (Rel. 31, Created) DT 01-FEB-1995 (Rel. 31, Last sequence update) XX DE COMPLEMENT COMPONENT 1, Q SUBCOMPONENT BINDING PROTEIN, MITOCHONDRIAL DE PRECURSOR (GLYCOPROTEIN GC1QBP) (GC1Q-R PROTEIN) (HYALURONAN-BINDING DE PROTEIN 1) (PRE-MRNA SPLICING FACTOR SF2, P32 SUBUNIT) (P33). XX KW Mitochondrion; Transit peptide; 3D-structure. XX OS Homo sapiens (Human). OC No information. XX RN [1] RP SEQUENCE FROM N.A., AND SEQUENCE OF 74; 76-93 AND 208-216. RA Honore B., Madsen P., Rasmussen H.H., Vandekerckhove J., Celis J.E., RA Leffers H.; RT "Cloning and expression of a cDNA covering the complete coding region RT of the P32 subunit of human pre-mRNA splicing factor SF2."; RL Gene 134:283-287(1993). XX RN [2] RP SEQUENCE OF 5-282 FROM N.A., AND SEQUENCE OF 74-114. RA Krainer A.R., Mayeda A., Kozak D., Binns G.; RT "Functional expression of cloned human splicing factor SF2: homology RT to RNA-binding proteins, U1 70K, and Drosophila splicing regulators."; RT RL Cell 66:383-394(1991). XX RN [3] RP SEQUENCE FROM N.A., AND PARTIAL SEQUENCE. RA Ghebrehiwet B., Lim B.L., Peerschke E.I., Willis A.C., Reid K.B.; RT "Isolation, cDNA cloning, and overexpression of a 33-kD cell surface RT glycoprotein that binds to the globular 'heads' of C1q."; RL J. Exp. Med. 179:1809-1821(1994). XX RN [4] RP X-RAY CRYSTALLOGRAPHY (2.25 ANGSTROMS). RA Jiang J., Zhang Y., Krainer A.R., Xu R.-M.; RT "Crystal structure of human p32, a doughnut-shaped acidic RT mitochondrial matrix protein."; RL Proc. Natl. Acad. Sci. U.S.A. 96:3572-3577(1999). XX DR EMBL; L04636; AAA16315.1; -. EMBL; M69039; AAA73055.1; -. EMBL; DR X75913; CAA53512.1; -. PIR; JT0762; JT0762. PIR; S44104; S44104. PDB; DR 1P32; 06-APR-99. MIM; 601269; -. XX CC -!- FUNCTION: NOT KNOWN. BINDS TO THE GLOBULAR "HEADS" OF C1Q THUS CC INHIBITING C1 ACTIVATION. CC -!- SUBCELLULAR LOCATION: MITOCHONDRIAL MATRIX. CC -!- SIMILARITY: BELONGS TO THE MAM33 FAMILY. CC -!- CAUTION: WAS ORIGINALLY (REF.1 AND REF.2) THOUGHT TO BE A PRE-MRNA CC SPLICING FACTOR THAT PLAYS A ROLE IN PREVENTING EXON SKIPPING, CC ENSURING THE ACCURACY OF SPLICING AND REGULATING ALTERNATIVE CC SPLICING. CC ---------------------------------------------------------------------- CC ---- CC This SWISS-PROT entry is copyright. It is produced through a collabora CC tion CC between the Swiss Institute of Bioinformatics and the EMBL outstati CC on - CC the European Bioinformatics Institute. There are no restrictions on CC its CC use by non-profit institutions as long as its content is in no CC way CC modified and this statement is not removed. Usage by and for commer CC cial CC entities requires a license agreement (See http://www.isb-sib.ch/annou CC nce/ or send an email to license@isb-sib.ch). CC ---------------------------------------------------------------------- CC ---- XX MA32_HUMAN Length: 282 October 20, 2010 20:08:40 Type: N Check: 6672 .. 1 MLPLLRCVPR VLGSSVAGLR AAAPASPFRQ LLQPAPRLCT RPFGLLSVRA 51 GSERRPGLLR PRGPCACGCG CGSLHTDGDK AFVDFLSDEI KEERKIQKHK 101 TLPKMSGGWE LELNGTEAKL VRKVAGEKIT VTFNINNSIP PTFDGEEEPS 151 QGQKVEEQEP ELTSTPNFVV EVIKNDDGKK ALVLDCHYPE DEVGQEDEAE 201 SDIFSIREVS FQSTGESEWK DTNYTLNTDS LDWALYDHLM DFLADRGVDN 251 TFADELVELS TALEHQEYIT FLEDLKSFVK SQ