ID APLP1_HUMAN Reviewed; 650 AA. AC P51693; O00113; Q96A92; DT 01-OCT-1996, integrated into UniProtKB/Swiss-Prot. DT 22-FEB-2003, sequence version 3. DT 27-MAR-2024, entry version 204. DE RecName: Full=Amyloid beta precursor like protein 1 {ECO:0000312|HGNC:HGNC:597}; DE AltName: Full=Amyloid beta (A4) precursor-like protein 1 {ECO:0000250|UniProtKB:Q03157}; DE AltName: Full=Amyloid-like protein 1 {ECO:0000312|HGNC:HGNC:597}; DE Short=APLP {ECO:0000312|HGNC:HGNC:597}; DE Short=APLP-1; DE Contains: DE RecName: Full=C30; DE Flags: Precursor; GN Name=APLP1; OS Homo sapiens (Human). OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia; OC Eutheria; Euarchontoglires; Primates; Haplorrhini; Catarrhini; Hominidae; OC Homo. OX NCBI_TaxID=9606; RN [1] RP NUCLEOTIDE SEQUENCE [MRNA] (ISOFORM 1). RX PubMed=9428684; DOI=10.1111/j.1432-1033.1997.0354a.x; RA Paliga K., Peraus G., Kreger S., Duwrrwang U., Hesse L., Multhaup G., RA Masters C.L., Beyreuther K., Weidemann A.; RT "Human amyloid precursor-like protein 1 -- cDNA cloning, ectopic expression RT in COS-7 cells and identification of soluble forms in the cerebrospinal RT fluid."; RL Eur. J. Biochem. 250:354-363(1997). RN [2] RP NUCLEOTIDE SEQUENCE [GENOMIC DNA] (ISOFORM 1). RX PubMed=9521588; DOI=10.1007/s004390050676; RA Lenkkeri U., Kestila M., Lamerdin J.E., McCready P., Adamson A., Olsen A., RA Tryggvason K.; RT "Structure of the human amyloid-precursor-like protein gene APLP1 at RT 19q13.1."; RL Hum. Genet. 102:192-196(1998). RN [3] RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. RX PubMed=15057824; DOI=10.1038/nature02399; RA Grimwood J., Gordon L.A., Olsen A.S., Terry A., Schmutz J., Lamerdin J.E., RA Hellsten U., Goodstein D., Couronne O., Tran-Gyamfi M., Aerts A., RA Altherr M., Ashworth L., Bajorek E., Black S., Branscomb E., Caenepeel S., RA Carrano A.V., Caoile C., Chan Y.M., Christensen M., Cleland C.A., RA Copeland A., Dalin E., Dehal P., Denys M., Detter J.C., Escobar J., RA Flowers D., Fotopulos D., Garcia C., Georgescu A.M., Glavina T., Gomez M., RA Gonzales E., Groza M., Hammon N., Hawkins T., Haydu L., Ho I., Huang W., RA Israni S., Jett J., Kadner K., Kimball H., Kobayashi A., Larionov V., RA Leem S.-H., Lopez F., Lou Y., Lowry S., Malfatti S., Martinez D., RA McCready P.M., Medina C., Morgan J., Nelson K., Nolan M., Ovcharenko I., RA Pitluck S., Pollard M., Popkie A.P., Predki P., Quan G., Ramirez L., RA Rash S., Retterer J., Rodriguez A., Rogers S., Salamov A., Salazar A., RA She X., Smith D., Slezak T., Solovyev V., Thayer N., Tice H., Tsai M., RA Ustaszewska A., Vo N., Wagner M., Wheeler J., Wu K., Xie G., Yang J., RA Dubchak I., Furey T.S., DeJong P., Dickson M., Gordon D., Eichler E.E., RA Pennacchio L.A., Richardson P., Stubbs L., Rokhsar D.S., Myers R.M., RA Rubin E.M., Lucas S.M.; RT "The DNA sequence and biology of human chromosome 19."; RL Nature 428:529-535(2004). RN [4] RP NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORMS 1 AND 2). RC TISSUE=Brain, and Ovary; RX PubMed=15489334; DOI=10.1101/gr.2596504; RG The MGC Project Team; RT "The status, quality, and expansion of the NIH full-length cDNA project: RT the Mammalian Gene Collection (MGC)."; RL Genome Res. 14:2121-2127(2004). RN [5] RP POSSIBLE FUNCTION, AND TISSUE SPECIFICITY. RX PubMed=7494461; DOI=10.1016/0169-328x(95)00328-p; RA Kim T.-W., Wu K., Xu J.-L., McAuliffe G., Tanzi R.E., Wasco W., Black I.B.; RT "Selective localization of amyloid precursor-like protein 1 in the cerebral RT cortex postsynaptic density."; RL Brain Res. Mol. Brain Res. 32:36-44(1995). RN [6] RP HEPARIN AND ZINC-BINDING. RX PubMed=7929392; DOI=10.1016/s0021-9258(18)47062-7; RA Bush A.I., Pettingell W.H. Jr., de Paradis M., Tanzi R.E., Wasco W.; RT "The amyloid beta-protein precursor and its mammalian homologues. Evidence RT for a zinc-modulated heparin-binding superfamily."; RL J. Biol. Chem. 269:26618-26621(1994). RN [7] RP INTERACTION WITH APBA2. RX PubMed=9890987; DOI=10.1074/jbc.274.4.2243; RA Tomita S., Ozaki T., Taru H., Oguchi S., Takeda S., Yagi Y., Sakiyama S., RA Kirino Y., Suzuki T.; RT "Interaction of a neuron-specific protein containing PDZ domains with RT Alzheimer's amyloid precursor protein."; RL J. Biol. Chem. 274:2243-2254(1999). RN [8] RP EXTRACELLULAR COPPER-BINDING. RX PubMed=12135352; DOI=10.1021/bi0258647; RA Simons A., Ruppert T., Schmidt C., Schlicksupp A., Pipkorn R., Reed J., RA Masters C.L., White A.R., Cappai R., Beyreuther K., Bayer T.A., RA Multhaup G.; RT "Evidence for a copper-binding superfamily of the amyloid precursor RT protein."; RL Biochemistry 41:9310-9320(2002). RN [9] RP GLYCOSYLATION [LARGE SCALE ANALYSIS] AT THR-215; SER-227 AND THR-228, AND RP STRUCTURE OF CARBOHYDRATES. RC TISSUE=Cerebrospinal fluid; RX PubMed=19838169; DOI=10.1038/nmeth.1392; RA Nilsson J., Rueetschi U., Halim A., Hesse C., Carlsohn E., Brinkmalm G., RA Larson G.; RT "Enrichment of glycopeptides for glycan structure and attachment site RT identification."; RL Nat. Methods 6:809-811(2009). RN [10] RP GLYCOSYLATION, AND IDENTIFICATION BY MASS SPECTROMETRY. RX PubMed=23234360; DOI=10.1021/pr300963h; RA Halim A., Ruetschi U., Larson G., Nilsson J.; RT "LC-MS/MS characterization of O-glycosylation sites and glycan structures RT of human cerebrospinal fluid glycoproteins."; RL J. Proteome Res. 12:573-584(2013). RN [11] RP X-RAY CRYSTALLOGRAPHY (2.11 ANGSTROMS) OF 285-499, HEPARIN-BINDING, RP MUTAGENESIS OF HIS-426; ARG-429 AND HIS-433, AND SUBUNIT. RX PubMed=21574595; DOI=10.1021/bi101846x; RA Lee S., Xue Y., Hu J., Wang Y., Liu X., Demeler B., Ha Y.; RT "The E2 Domains of APP and APLP1 Share a Conserved Mode of Dimerization."; RL Biochemistry 50:5453-5464(2011). CC -!- FUNCTION: May play a role in postsynaptic function. The C-terminal CC gamma-secretase processed fragment, ALID1, activates transcription CC activation through APBB1 (Fe65) binding (By similarity). Couples to JIP CC signal transduction through C-terminal binding. May interact with CC cellular G-protein signaling pathways. Can regulate neurite outgrowth CC through binding to components of the extracellular matrix such as CC heparin and collagen I. {ECO:0000250}. CC -!- FUNCTION: The gamma-CTF peptide, C30, is a potent enhancer of neuronal CC apoptosis. {ECO:0000250}. CC -!- SUBUNIT: Monomer and homodimer. Heparin binding promotes CC homodimerization. Binds, via its C-terminus, to the PID domain of CC several cytoplasmic proteins, including APBB and APBA family members, CC MAPK8IP1 and DAB1 (By similarity). Binding to Dab1 inhibits its serine CC phosphorylation (By similarity). Interacts with CPEB1. Interacts (via CC NPXY motif) with DAB2 (via PID domain); the interaction is impaired by CC tyrosine phosphorylation of the NPXY motif. Interacts (via NPXY motif) CC with DAB1 (By similarity). {ECO:0000250}. CC -!- INTERACTION: CC P51693; P51693: APLP1; NbExp=4; IntAct=EBI-74648, EBI-74648; CC P51693; Q06481: APLP2; NbExp=2; IntAct=EBI-74648, EBI-79306; CC P51693; P05067-4: APP; NbExp=2; IntAct=EBI-74648, EBI-302641; CC P51693; Q93074: MED12; NbExp=2; IntAct=EBI-74648, EBI-394357; CC P51693; Q9UBQ0-2: VPS29; NbExp=3; IntAct=EBI-74648, EBI-11141397; CC P51693; P17028: ZNF24; NbExp=2; IntAct=EBI-74648, EBI-707773; CC -!- SUBCELLULAR LOCATION: Cell membrane; Single-pass type I membrane CC protein. CC -!- SUBCELLULAR LOCATION: [C30]: Cytoplasm. Note=C-terminally processed in CC the Golgi complex. CC -!- ALTERNATIVE PRODUCTS: CC Event=Alternative splicing; Named isoforms=2; CC Name=1; CC IsoId=P51693-1; Sequence=Displayed; CC Name=2; CC IsoId=P51693-2; Sequence=VSP_039100; CC -!- TISSUE SPECIFICITY: Expressed in the cerebral cortex where it is CC localized to the postsynaptic density (PSD). CC {ECO:0000269|PubMed:7494461}. CC -!- DOMAIN: The NPXY sequence motif found in many tyrosine-phosphorylated CC proteins is required for the specific binding of the PID domain. CC However, additional amino acids either N- or C-terminal to the NPXY CC motif are often required for complete interaction. The NPXY site is CC also involved in clathrin-mediated endocytosis. CC -!- PTM: Proteolytically cleaved by caspases during neuronal apoptosis. CC Cleaved, in vitro, at Asp-620 by caspase-3 (By similarity). CC {ECO:0000250}. CC -!- PTM: N- and O-glycosylated. O-glycosylation with core 1 or possibly CC core 8 glycans. Glycosylation on Ser-227 is the preferred site to Thr- CC 228. {ECO:0000269|PubMed:19838169, ECO:0000269|PubMed:23234360}. CC -!- MISCELLANEOUS: Binds zinc and copper in the extracellular domain. Zinc- CC binding increases heparin binding. No Cu(2+) reducing activity with CC copper-binding. CC -!- SIMILARITY: Belongs to the APP family. {ECO:0000255|PROSITE- CC ProRule:PRU01217}. CC --------------------------------------------------------------------------- CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms CC Distributed under the Creative Commons Attribution (CC BY 4.0) License CC --------------------------------------------------------------------------- DR EMBL; U48437; AAB96331.1; -; mRNA. DR EMBL; AD000864; AAB50173.1; -; Genomic_DNA. DR EMBL; BC012889; AAH12889.1; -; mRNA. DR EMBL; BC013850; -; NOT_ANNOTATED_CDS; mRNA. DR CCDS; CCDS32997.1; -. [P51693-2] DR CCDS; CCDS92600.1; -. [P51693-1] DR RefSeq; NP_001019978.1; NM_001024807.2. [P51693-2] DR RefSeq; NP_005157.1; NM_005166.4. [P51693-1] DR PDB; 3PMR; X-ray; 2.11 A; A/B=285-499. DR PDB; 3Q7G; X-ray; 2.30 A; A/B=285-494. DR PDB; 3Q7L; X-ray; 2.20 A; A/B=285-494. DR PDB; 3QMK; X-ray; 2.21 A; A/B=285-494. DR PDB; 4RD9; X-ray; 2.60 A; A/B=292-494. DR PDB; 4RDA; X-ray; 2.50 A; A/B=290-495. DR PDBsum; 3PMR; -. DR PDBsum; 3Q7G; -. DR PDBsum; 3Q7L; -. DR PDBsum; 3QMK; -. DR PDBsum; 4RD9; -. DR PDBsum; 4RDA; -. DR AlphaFoldDB; P51693; -. DR SMR; P51693; -. DR BioGRID; 106830; 52. DR DIP; DIP-30846N; -. DR IntAct; P51693; 48. DR MINT; P51693; -. DR STRING; 9606.ENSP00000221891; -. DR DrugBank; DB09130; Copper. DR DrugBank; DB01593; Zinc. DR DrugBank; DB14487; Zinc acetate. DR DrugBank; DB14533; Zinc chloride. DR DrugBank; DB14548; Zinc sulfate, unspecified form. DR GlyConnect; 716; 1 O-Linked glycan (1 site). DR GlyCosmos; P51693; 7 sites, 2 glycans. DR GlyGen; P51693; 7 sites, 2 O-linked glycans (2 sites). DR iPTMnet; P51693; -. DR PhosphoSitePlus; P51693; -. DR BioMuta; APLP1; -. DR DMDM; 28558769; -. DR MassIVE; P51693; -. DR PaxDb; 9606-ENSP00000221891; -. DR PeptideAtlas; P51693; -. DR ProteomicsDB; 56379; -. [P51693-1] DR ProteomicsDB; 56380; -. [P51693-2] DR Pumba; P51693; -. DR TopDownProteomics; P51693-2; -. [P51693-2] DR Antibodypedia; 16162; 296 antibodies from 28 providers. DR DNASU; 333; -. DR Ensembl; ENST00000221891.9; ENSP00000221891.4; ENSG00000105290.13. [P51693-2] DR Ensembl; ENST00000652533.1; ENSP00000498366.1; ENSG00000105290.13. [P51693-1] DR GeneID; 333; -. DR KEGG; hsa:333; -. DR MANE-Select; ENST00000221891.9; ENSP00000221891.4; NM_001024807.3; NP_001019978.1. [P51693-2] DR UCSC; uc002ocf.4; human. [P51693-1] DR AGR; HGNC:597; -. DR CTD; 333; -. DR DisGeNET; 333; -. DR GeneCards; APLP1; -. DR HGNC; HGNC:597; APLP1. DR HPA; ENSG00000105290; Tissue enriched (brain). DR MIM; 104775; gene. DR neXtProt; NX_P51693; -. DR OpenTargets; ENSG00000105290; -. DR PharmGKB; PA24884; -. DR VEuPathDB; HostDB:ENSG00000105290; -. DR eggNOG; KOG3540; Eukaryota. DR GeneTree; ENSGT00530000063252; -. DR InParanoid; P51693; -. DR OMA; CLRDPQH; -. DR OrthoDB; 2907766at2759; -. DR PhylomeDB; P51693; -. DR TreeFam; TF317274; -. DR PathwayCommons; P51693; -. DR SignaLink; P51693; -. DR BioGRID-ORCS; 333; 11 hits in 1157 CRISPR screens. DR ChiTaRS; APLP1; human. DR EvolutionaryTrace; P51693; -. DR GeneWiki; APLP1; -. DR GenomeRNAi; 333; -. DR Pharos; P51693; Tbio. DR PRO; PR:P51693; -. DR Proteomes; UP000005640; Chromosome 19. DR RNAct; P51693; Protein. DR Bgee; ENSG00000105290; Expressed in C1 segment of cervical spinal cord and 139 other cell types or tissues. DR ExpressionAtlas; P51693; baseline and differential. DR GO; GO:0005604; C:basement membrane; TAS:ProtInc. DR GO; GO:0005794; C:Golgi apparatus; IDA:HPA. DR GO; GO:0005654; C:nucleoplasm; IDA:HPA. DR GO; GO:0048471; C:perinuclear region of cytoplasm; IDA:BHF-UCL. DR GO; GO:0005886; C:plasma membrane; IDA:BHF-UCL. DR GO; GO:0031694; F:alpha-2A adrenergic receptor binding; IPI:BHF-UCL. DR GO; GO:0031695; F:alpha-2B adrenergic receptor binding; IPI:BHF-UCL. DR GO; GO:0031696; F:alpha-2C adrenergic receptor binding; IPI:BHF-UCL. DR GO; GO:0008201; F:heparin binding; IEA:UniProtKB-KW. DR GO; GO:0042802; F:identical protein binding; IPI:IntAct. DR GO; GO:0046914; F:transition metal ion binding; IEA:InterPro. DR GO; GO:0009887; P:animal organ morphogenesis; TAS:ProtInc. DR GO; GO:0006915; P:apoptotic process; IEA:UniProtKB-KW. DR GO; GO:0007409; P:axonogenesis; IBA:GO_Central. DR GO; GO:0007155; P:cell adhesion; IEA:UniProtKB-KW. DR GO; GO:0071874; P:cellular response to norepinephrine stimulus; IDA:BHF-UCL. DR GO; GO:0007417; P:central nervous system development; IBA:GO_Central. DR GO; GO:0180011; P:cytoplasmic polyadenylation; IEA:Ensembl. DR GO; GO:0006897; P:endocytosis; IEA:UniProtKB-KW. DR GO; GO:0030198; P:extracellular matrix organization; ISS:ARUK-UCL. DR GO; GO:0030900; P:forebrain development; ISS:ARUK-UCL. DR GO; GO:0106072; P:negative regulation of adenylate cyclase-activating G protein-coupled receptor signaling pathway; IDA:BHF-UCL. DR GO; GO:0007399; P:nervous system development; TAS:ProtInc. DR GO; GO:0006417; P:regulation of translation; IEA:Ensembl. DR CDD; cd21708; JMTM_APLP1; 1. DR Gene3D; 1.20.120.770; Amyloid precursor protein, E2 domain; 1. DR Gene3D; 3.30.1490.140; Amyloidogenic glycoprotein, copper-binding domain; 1. DR Gene3D; 3.90.570.10; Amyloidogenic glycoprotein, heparin-binding domain; 1. DR InterPro; IPR036669; Amyloid_Cu-bd_sf. DR InterPro; IPR008155; Amyloid_glyco. DR InterPro; IPR011178; Amyloid_glyco_Cu-bd. DR InterPro; IPR024329; Amyloid_glyco_E2_domain. DR InterPro; IPR008154; Amyloid_glyco_extra. DR InterPro; IPR015849; Amyloid_glyco_heparin-bd. DR InterPro; IPR036454; Amyloid_glyco_heparin-bd_sf. DR InterPro; IPR019745; Amyloid_glyco_intracell_CS. DR InterPro; IPR019543; APP_amyloid_C. DR InterPro; IPR019744; APP_CUBD_CS. DR InterPro; IPR036176; E2_sf. DR PANTHER; PTHR23103; ALZHEIMER'S DISEASE BETA-AMYLOID RELATED; 1. DR PANTHER; PTHR23103:SF13; AMYLOID BETA PRECURSOR LIKE PROTEIN 1; 1. DR Pfam; PF10515; APP_amyloid; 1. DR Pfam; PF12924; APP_Cu_bd; 1. DR Pfam; PF12925; APP_E2; 1. DR Pfam; PF02177; APP_N; 1. DR PRINTS; PR00203; AMYLOIDA4. DR SMART; SM00006; A4_EXTRA; 1. DR SUPFAM; SSF56491; A heparin-binding domain; 1. DR SUPFAM; SSF89811; Amyloid beta a4 protein copper binding domain (domain 2); 1. DR SUPFAM; SSF109843; CAPPD, an extracellular domain of amyloid beta A4 protein; 1. DR PROSITE; PS00319; APP_CUBD; 1. DR PROSITE; PS51869; APP_E1; 1. DR PROSITE; PS51870; APP_E2; 1. DR PROSITE; PS00320; APP_INTRA; 1. DR Genevisible; P51693; HS. PE 1: Evidence at protein level; KW 3D-structure; Alternative splicing; Apoptosis; Cell adhesion; KW Cell membrane; Copper; Cytoplasm; Disulfide bond; Endocytosis; KW Glycoprotein; Heparin-binding; Membrane; Metal-binding; Neurodegeneration; KW Reference proteome; Signal; Transmembrane; Transmembrane helix; Zinc. FT SIGNAL 1..38 FT /evidence="ECO:0000255" FT CHAIN 39..650 FT /note="Amyloid beta precursor like protein 1" FT /id="PRO_0000000203" FT PEPTIDE 621..650 FT /note="C30" FT /evidence="ECO:0000250" FT /id="PRO_0000000204" FT TOPO_DOM 39..580 FT /note="Extracellular" FT /evidence="ECO:0000255" FT TRANSMEM 581..603 FT /note="Helical" FT /evidence="ECO:0000255" FT TOPO_DOM 604..650 FT /note="Cytoplasmic" FT /evidence="ECO:0000255" FT DOMAIN 50..212 FT /note="E1" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU01217" FT DOMAIN 293..484 FT /note="E2" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU01218" FT REGION 50..146 FT /note="GFLD subdomain" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU01217" FT REGION 154..212 FT /note="CuBD subdomain" FT /evidence="ECO:0000255|PROSITE-ProRule:PRU01217" FT REGION 214..287 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT REGION 285..305 FT /note="O-glycosylated at three sites" FT REGION 310..342 FT /note="Heparin-binding" FT /evidence="ECO:0000250" FT REGION 410..441 FT /note="Heparin-binding" FT /evidence="ECO:0000250" FT REGION 442..459 FT /note="Collagen-binding" FT /evidence="ECO:0000250" FT REGION 492..546 FT /note="Disordered" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT REGION 632..649 FT /note="Interaction with DAB1" FT /evidence="ECO:0000250" FT REGION 636..650 FT /note="Interaction with DAB2" FT /evidence="ECO:0000250" FT MOTIF 604..615 FT /note="Basolateral sorting signal" FT /evidence="ECO:0000250" FT MOTIF 640..643 FT /note="Clathrin-binding" FT /evidence="ECO:0000255" FT MOTIF 640..643 FT /note="NPXY motif; contains endocytosis signal" FT COMPBIAS 531..545 FT /note="Basic and acidic residues" FT /evidence="ECO:0000256|SAM:MobiDB-lite" FT BINDING 174 FT /ligand="Cu(2+)" FT /ligand_id="ChEBI:CHEBI:29036" FT /ligand_label="1" FT /evidence="ECO:0000250|UniProtKB:P05067" FT BINDING 206 FT /ligand="Zn(2+)" FT /ligand_id="ChEBI:CHEBI:29105" FT /ligand_label="1" FT /evidence="ECO:0000250|UniProtKB:P05067" FT BINDING 209 FT /ligand="Zn(2+)" FT /ligand_id="ChEBI:CHEBI:29105" FT /ligand_label="1" FT /evidence="ECO:0000250|UniProtKB:P05067" FT BINDING 210 FT /ligand="Zn(2+)" FT /ligand_id="ChEBI:CHEBI:29105" FT /ligand_label="1" FT /evidence="ECO:0000250|UniProtKB:P05067" FT BINDING 561 FT /ligand="Cu(2+)" FT /ligand_id="ChEBI:CHEBI:29036" FT /ligand_label="2" FT /evidence="ECO:0000250|UniProtKB:P05067" FT BINDING 561 FT /ligand="Zn(2+)" FT /ligand_id="ChEBI:CHEBI:29105" FT /ligand_label="2" FT /evidence="ECO:0000250|UniProtKB:P05067" FT SITE 620..621 FT /note="Cleavage; by caspase-3" FT /evidence="ECO:0000250" FT CARBOHYD 215 FT /note="O-linked (GalNAc...) threonine" FT /evidence="ECO:0000269|PubMed:19838169" FT CARBOHYD 227 FT /note="O-linked (GalNAc...) serine" FT /evidence="ECO:0000305|PubMed:19838169" FT CARBOHYD 228 FT /note="O-linked (GalNAc...) threonine" FT /evidence="ECO:0000305|PubMed:19838169" FT CARBOHYD 337 FT /note="N-linked (GlcNAc...) asparagine" FT /evidence="ECO:0000255" FT CARBOHYD 461 FT /note="N-linked (GlcNAc...) asparagine" FT /evidence="ECO:0000255" FT CARBOHYD 551 FT /note="N-linked (GlcNAc...) asparagine" FT /evidence="ECO:0000255" FT DISULFID 60..84 FT /evidence="ECO:0000255|PROSITE-ProRule:PRU01217" FT DISULFID 95..140 FT /evidence="ECO:0000255|PROSITE-ProRule:PRU01217" FT DISULFID 120..128 FT /evidence="ECO:0000255|PROSITE-ProRule:PRU01217" FT DISULFID 156..210 FT /evidence="ECO:0000255|PROSITE-ProRule:PRU01217" FT DISULFID 167..197 FT /evidence="ECO:0000255|PROSITE-ProRule:PRU01217" FT DISULFID 181..209 FT /evidence="ECO:0000255|PROSITE-ProRule:PRU01217" FT VAR_SEQ 517 FT /note="D -> DA (in isoform 2)" FT /evidence="ECO:0000303|PubMed:15489334" FT /id="VSP_039100" FT MUTAGEN 426 FT /note="H->A: Reduced affinity for heparin. Reduces FT homodimerization." FT /evidence="ECO:0000269|PubMed:21574595" FT MUTAGEN 429 FT /note="R->A: Strongly reduced affinity for heparin. FT Strongly reduced homodimerization." FT /evidence="ECO:0000269|PubMed:21574595" FT MUTAGEN 433 FT /note="H->A: Reduced affinity for heparin. Reduces FT homodimerization." FT /evidence="ECO:0000269|PubMed:21574595" FT CONFLICT 48 FT /note="A -> P (in Ref. 1; AAB96331)" FT /evidence="ECO:0000305" FT CONFLICT 78 FT /note="P -> S (in Ref. 4; BC013850)" FT /evidence="ECO:0000305" FT HELIX 293..298 FT /evidence="ECO:0007829|PDB:3PMR" FT STRAND 302..304 FT /evidence="ECO:0007829|PDB:4RDA" FT HELIX 306..337 FT /evidence="ECO:0007829|PDB:3PMR" FT TURN 338..341 FT /evidence="ECO:0007829|PDB:3PMR" FT HELIX 344..399 FT /evidence="ECO:0007829|PDB:3PMR" FT STRAND 401..403 FT /evidence="ECO:0007829|PDB:3PMR" FT HELIX 406..437 FT /evidence="ECO:0007829|PDB:3PMR" FT HELIX 439..442 FT /evidence="ECO:0007829|PDB:3PMR" FT TURN 443..445 FT /evidence="ECO:0007829|PDB:3PMR" FT HELIX 446..467 FT /evidence="ECO:0007829|PDB:3PMR" FT HELIX 471..485 FT /evidence="ECO:0007829|PDB:3PMR" SQ SEQUENCE 650 AA; 72176 MW; B95F0F4D1C5CBAC7 CRC64; MGPASPAARG LSRRPGQPPL PLLLPLLLLL LRAQPAIGSL AGGSPGAAEA PGSAQVAGLC GRLTLHRDLR TGRWEPDPQR SRRCLRDPQR VLEYCRQMYP ELQIARVEQA TQAIPMERWC GGSRSGSCAH PHHQVVPFRC LPGEFVSEAL LVPEGCRFLH QERMDQCESS TRRHQEAQEA CSSQGLILHG SGMLLPCGSD RFRGVEYVCC PPPGTPDPSG TAVGDPSTRS WPPGSRVEGA EDEEEEESFP QPVDDYFVEP PQAEEEEETV PPPSSHTLAV VGKVTPTPRP TDGVDIYFGM PGEISEHEGF LRAKMDLEER RMRQINEVMR EWAMADNQSK NLPKADRQAL NEHFQSILQT LEEQVSGERQ RLVETHATRV IALINDQRRA ALEGFLAALQ ADPPQAERVL LALRRYLRAE QKEQRHTLRH YQHVAAVDPE KAQQMRFQVH THLQVIEERV NQSLGLLDQN PHLAQELRPQ IQELLHSEHL GPSELEAPAP GGSSEDKGGL QPPDSKDDTP MTLPKGSTEQ DAASPEKEKM NPLEQYERKV NASVPRGFPF HSSEIQRDEL APAGTGVSRE AVSGLLIMGA GGGSLIVLSM LLLRRKKPYG AISHGVVEVD PMLTLEEQQL RELQRHGYEN PTYRFLEERP //