GenomeNet

Database: UniProt
Entry: MASP1_RAT
LinkDB: MASP1_RAT
Original site: MASP1_RAT 
ID   MASP1_RAT               Reviewed;         704 AA.
AC   Q8CHN8; O09020; Q5U365; Q8CG41; Q9JJS9;
DT   14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT   14-APR-2009, sequence version 2.
DT   24-JAN-2024, entry version 138.
DE   RecName: Full=Mannan-binding lectin serine protease 1;
DE            EC=3.4.21.-;
DE   AltName: Full=Complement factor MASP-3;
DE   AltName: Full=Complement-activating component of Ra-reactive factor;
DE   AltName: Full=Mannose-binding lectin-associated serine protease 1;
DE            Short=MASP-1;
DE   AltName: Full=Mannose-binding protein-associated serine protease;
DE   AltName: Full=Ra-reactive factor serine protease p100;
DE            Short=RaRF;
DE   AltName: Full=Serine protease 5;
DE   Contains:
DE     RecName: Full=Mannan-binding lectin serine protease 1 heavy chain;
DE   Contains:
DE     RecName: Full=Mannan-binding lectin serine protease 1 light chain;
DE   Flags: Precursor;
GN   Name=Masp1; Synonyms=Crarf, Masp3;
OS   Rattus norvegicus (Rat).
OC   Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia;
OC   Eutheria; Euarchontoglires; Glires; Rodentia; Myomorpha; Muroidea; Muridae;
OC   Murinae; Rattus.
OX   NCBI_TaxID=10116;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [MRNA] (ISOFORM 1), NUCLEOTIDE SEQUENCE [MRNA] OF
RP   307-461 (ISOFORM 2), SUBCELLULAR LOCATION, AND TISSUE SPECIFICITY.
RC   STRAIN=Sprague-Dawley; TISSUE=Liver;
RX   PubMed=12847554; DOI=10.1038/sj.gene.6363970;
RA   Stover C.M., Lynch N.J., Dahl M.R., Hanson S., Takahashi M.,
RA   Frankenberger M., Ziegler-Heitbrock L., Eperon I., Thiel S.,
RA   Schwaeble W.J.;
RT   "Murine serine proteases MASP-1 and MASP-3, components of the lectin
RT   pathway activation complex of complement, are encoded by a single
RT   structural gene.";
RL   Genes Immun. 4:374-384(2003).
RN   [2]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE MRNA] (ISOFORM 3).
RC   TISSUE=Heart;
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   [3]
RP   NUCLEOTIDE SEQUENCE [MRNA] OF 4-704 (ISOFORM 1), GLYCOSYLATION,
RP   HOMODIMERIZATION, AND INTERACTION WITH MBL1.
RC   TISSUE=Liver;
RX   PubMed=10913141; DOI=10.1074/jbc.m004030200;
RA   Wallis R., Dodd R.B.;
RT   "Interaction of mannose-binding protein with associated serine proteases:
RT   effects of naturally occurring mutations.";
RL   J. Biol. Chem. 275:30962-30969(2000).
RN   [4]
RP   NUCLEOTIDE SEQUENCE [MRNA] OF 12-223 (ISOFORM 1).
RX   PubMed=9314946;
RA   Knittel T., Fellmer P., Neubauer K., Kawakami M., Grundmann A.,
RA   Ramadori G.;
RT   "The complement-activating protease P100 is expressed by hepatocytes and is
RT   induced by IL-6 in vitro and during the acute phase reaction in vivo.";
RL   Lab. Invest. 77:221-230(1997).
RN   [5]
RP   MUTAGENESIS OF SER-651, AUTOCATALYTIC CLEAVAGE, HOMODIMERIZATION, AND
RP   INTERACTION WITH MBL1.
RX   PubMed=11337510; DOI=10.1074/jbc.m103539200;
RA   Chen C.-B., Wallis R.;
RT   "Stoichiometry of complexes between mannose-binding protein and its
RT   associated serine proteases. Defining functional units for complement
RT   activation.";
RL   J. Biol. Chem. 276:25894-25902(2001).
RN   [6]
RP   CATALYTIC ACTIVITY, AND BIOPHYSICOCHEMICAL PROPERTIES.
RX   PubMed=15060079; DOI=10.1074/jbc.m401318200;
RA   Chen C.-B., Wallis R.;
RT   "Two mechanisms for mannose-binding protein modulation of the activity of
RT   its associated serine proteases.";
RL   J. Biol. Chem. 279:26058-26065(2004).
CC   -!- FUNCTION: Functions in the lectin pathway of complement, which performs
CC       a key role in innate immunity by recognizing pathogens through patterns
CC       of sugar moieties and neutralizing them. The lectin pathway is
CC       triggered upon binding of mannan-binding lectin (MBL) and ficolins to
CC       sugar moieties which leads to activation of the associated proteases
CC       MASP1 and MASP2. Functions as an endopeptidase and may activate MASP2
CC       or C2 or directly activate C3 the key component of complement reaction.
CC       Isoform 2 may have an inhibitory effect on the activation of the lectin
CC       pathway of complement or may cleave IGFBP5. Also plays a role in
CC       development. {ECO:0000250|UniProtKB:P48740}.
CC   -!- ACTIVITY REGULATION: Inhibited by SERPING1 and A2M. {ECO:0000250}.
CC   -!- BIOPHYSICOCHEMICAL PROPERTIES:
CC       Kinetic parameters:
CC         KM=13 uM for C2 (at 37 degrees Celsius)
CC         {ECO:0000269|PubMed:15060079};
CC   -!- SUBUNIT: Homodimer. Interacts with the oligomeric lectins MBL2, FCN2
CC       and FCN3; triggers the lectin pathway of complement through activation
CC       of C3. Interacts with SERPING1. Interacts with COLEC11; probably
CC       triggers the lectin pathway of complement.
CC       {ECO:0000250|UniProtKB:P48740}.
CC   -!- SUBCELLULAR LOCATION: Secreted {ECO:0000269|PubMed:12847554}.
CC   -!- ALTERNATIVE PRODUCTS:
CC       Event=Alternative splicing; Named isoforms=3;
CC       Name=1; Synonyms=MASP-1;
CC         IsoId=Q8CHN8-1; Sequence=Displayed;
CC       Name=2; Synonyms=MASP-3;
CC         IsoId=Q8CHN8-2; Sequence=VSP_036818, VSP_036819;
CC       Name=3;
CC         IsoId=Q8CHN8-3; Sequence=VSP_036816, VSP_036817;
CC   -!- TISSUE SPECIFICITY: Protein of the plasma which is primarily expressed
CC       by liver. {ECO:0000269|PubMed:12847554}.
CC   -!- PTM: The iron and 2-oxoglutarate dependent 3-hydroxylation of aspartate
CC       and asparagine is (R) stereospecific within EGF domains. {ECO:0000250}.
CC   -!- PTM: N-glycosylated. Some N-linked glycan are of the complex-type.
CC       {ECO:0000269|PubMed:10913141}.
CC   -!- PTM: Autoproteolytic processing of the proenzyme produces the active
CC       enzyme composed on the heavy and the light chain held together by a
CC       disulfide bond. Isoform 1 but not isoform 2 is activated through
CC       autoproteolytic processing (By similarity). {ECO:0000250}.
CC   -!- SIMILARITY: Belongs to the peptidase S1 family. {ECO:0000255|PROSITE-
CC       ProRule:PRU00274}.
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DR   EMBL; AJ457084; CAD29746.1; -; mRNA.
DR   EMBL; AJ487624; CAD32173.1; -; mRNA.
DR   EMBL; BC085685; AAH85685.1; -; mRNA.
DR   EMBL; AJ277423; CAB89695.1; -; mRNA.
DR   EMBL; AF004661; AAB65832.1; -; mRNA.
DR   RefSeq; NP_071593.1; NM_022257.1. [Q8CHN8-1]
DR   RefSeq; XP_006248588.1; XM_006248526.3. [Q8CHN8-2]
DR   RefSeq; XP_008767026.1; XM_008768804.2. [Q8CHN8-3]
DR   PDB; 3POB; X-ray; 1.80 A; A=188-301.
DR   PDB; 3POE; X-ray; 1.50 A; A=188-301.
DR   PDB; 3POF; X-ray; 1.50 A; A/B=188-301.
DR   PDB; 3POG; X-ray; 2.75 A; A/B/C=188-301.
DR   PDB; 3POI; X-ray; 1.70 A; A/B=188-301.
DR   PDB; 3POJ; X-ray; 1.45 A; A/B=188-301.
DR   PDB; 5CKQ; X-ray; 3.70 A; A=25-301.
DR   PDBsum; 3POB; -.
DR   PDBsum; 3POE; -.
DR   PDBsum; 3POF; -.
DR   PDBsum; 3POG; -.
DR   PDBsum; 3POI; -.
DR   PDBsum; 3POJ; -.
DR   PDBsum; 5CKQ; -.
DR   AlphaFoldDB; Q8CHN8; -.
DR   SMR; Q8CHN8; -.
DR   CORUM; Q8CHN8; -.
DR   STRING; 10116.ENSRNOP00000002507; -.
DR   MEROPS; S01.198; -.
DR   GlyCosmos; Q8CHN8; 6 sites, No reported glycans.
DR   GlyGen; Q8CHN8; 4 sites.
DR   PhosphoSitePlus; Q8CHN8; -.
DR   Ensembl; ENSRNOT00000047678.5; ENSRNOP00000044812.3; ENSRNOG00000001827.9. [Q8CHN8-3]
DR   Ensembl; ENSRNOT00000094154.1; ENSRNOP00000079792.1; ENSRNOG00000001827.9. [Q8CHN8-1]
DR   Ensembl; ENSRNOT00055007350; ENSRNOP00055005508; ENSRNOG00055004619. [Q8CHN8-1]
DR   Ensembl; ENSRNOT00060022314; ENSRNOP00060017698; ENSRNOG00060013056. [Q8CHN8-1]
DR   Ensembl; ENSRNOT00065005045; ENSRNOP00065003585; ENSRNOG00065003514. [Q8CHN8-1]
DR   GeneID; 64023; -.
DR   KEGG; rno:64023; -.
DR   UCSC; RGD:620213; rat. [Q8CHN8-1]
DR   AGR; RGD:620213; -.
DR   CTD; 5648; -.
DR   RGD; 620213; Masp1.
DR   GeneTree; ENSGT00950000183084; -.
DR   HOGENOM; CLU_006842_14_0_1; -.
DR   InParanoid; Q8CHN8; -.
DR   OrthoDB; 5394076at2759; -.
DR   PhylomeDB; Q8CHN8; -.
DR   TreeFam; TF330373; -.
DR   BRENDA; 3.4.21.B7; 5301.
DR   Reactome; R-RNO-166662; Lectin pathway of complement activation.
DR   Reactome; R-RNO-166663; Initial triggering of complement.
DR   Reactome; R-RNO-2855086; Ficolins bind to repetitive carbohydrate structures on the target cell surface.
DR   Reactome; R-RNO-3000480; Scavenging by Class A Receptors.
DR   SABIO-RK; Q8CHN8; -.
DR   EvolutionaryTrace; Q8CHN8; -.
DR   PRO; PR:Q8CHN8; -.
DR   Proteomes; UP000002494; Chromosome 11.
DR   Bgee; ENSRNOG00000001827; Expressed in skeletal muscle tissue and 19 other cell types or tissues.
DR   ExpressionAtlas; Q8CHN8; baseline and differential.
DR   Genevisible; Q8CHN8; RN.
DR   GO; GO:0005615; C:extracellular space; IDA:UniProtKB.
DR   GO; GO:0005509; F:calcium ion binding; IDA:UniProtKB.
DR   GO; GO:0048306; F:calcium-dependent protein binding; IPI:UniProtKB.
DR   GO; GO:0008233; F:peptidase activity; ISO:RGD.
DR   GO; GO:0042803; F:protein homodimerization activity; IPI:UniProtKB.
DR   GO; GO:0004252; F:serine-type endopeptidase activity; IDA:UniProtKB.
DR   GO; GO:0006956; P:complement activation; NAS:RGD.
DR   GO; GO:0001867; P:complement activation, lectin pathway; ISS:UniProtKB.
DR   GO; GO:0031638; P:zymogen activation; IBA:GO_Central.
DR   CDD; cd00033; CCP; 2.
DR   CDD; cd00041; CUB; 2.
DR   CDD; cd00054; EGF_CA; 1.
DR   CDD; cd00190; Tryp_SPc; 1.
DR   Gene3D; 2.10.70.10; Complement Module, domain 1; 2.
DR   Gene3D; 2.10.25.10; Laminin; 1.
DR   Gene3D; 2.60.120.290; Spermadhesin, CUB domain; 2.
DR   Gene3D; 2.40.10.10; Trypsin-like serine proteases; 1.
DR   InterPro; IPR000859; CUB_dom.
DR   InterPro; IPR001881; EGF-like_Ca-bd_dom.
DR   InterPro; IPR000742; EGF-like_dom.
DR   InterPro; IPR018097; EGF_Ca-bd_CS.
DR   InterPro; IPR024175; Pept_S1A_C1r/C1S/mannan-bd.
DR   InterPro; IPR009003; Peptidase_S1_PA.
DR   InterPro; IPR043504; Peptidase_S1_PA_chymotrypsin.
DR   InterPro; IPR001314; Peptidase_S1A.
DR   InterPro; IPR035914; Sperma_CUB_dom_sf.
DR   InterPro; IPR035976; Sushi/SCR/CCP_sf.
DR   InterPro; IPR000436; Sushi_SCR_CCP_dom.
DR   InterPro; IPR001254; Trypsin_dom.
DR   InterPro; IPR018114; TRYPSIN_HIS.
DR   InterPro; IPR033116; TRYPSIN_SER.
DR   PANTHER; PTHR24255; COMPLEMENT COMPONENT 1, S SUBCOMPONENT-RELATED; 1.
DR   PANTHER; PTHR24255:SF13; MANNAN-BINDING LECTIN SERINE PROTEASE 1; 1.
DR   Pfam; PF00431; CUB; 2.
DR   Pfam; PF07645; EGF_CA; 1.
DR   Pfam; PF00084; Sushi; 2.
DR   Pfam; PF00089; Trypsin; 1.
DR   PIRSF; PIRSF001155; C1r_C1s_MASP; 1.
DR   PRINTS; PR00722; CHYMOTRYPSIN.
DR   SMART; SM00032; CCP; 2.
DR   SMART; SM00042; CUB; 2.
DR   SMART; SM00179; EGF_CA; 1.
DR   SMART; SM00020; Tryp_SPc; 1.
DR   SUPFAM; SSF57535; Complement control module/SCR domain; 1.
DR   SUPFAM; SSF57196; EGF/Laminin; 1.
DR   SUPFAM; SSF49854; Spermadhesin, CUB domain; 2.
DR   SUPFAM; SSF50494; Trypsin-like serine proteases; 1.
DR   PROSITE; PS00010; ASX_HYDROXYL; 1.
DR   PROSITE; PS01180; CUB; 2.
DR   PROSITE; PS01186; EGF_2; 1.
DR   PROSITE; PS01187; EGF_CA; 1.
DR   PROSITE; PS50923; SUSHI; 2.
DR   PROSITE; PS50240; TRYPSIN_DOM; 1.
DR   PROSITE; PS00134; TRYPSIN_HIS; 1.
DR   PROSITE; PS00135; TRYPSIN_SER; 1.
PE   1: Evidence at protein level;
KW   3D-structure; Alternative splicing; Autocatalytic cleavage; Calcium;
KW   Complement activation lectin pathway; Disulfide bond; EGF-like domain;
KW   Glycoprotein; Hydrolase; Hydroxylation; Immunity; Innate immunity;
KW   Metal-binding; Protease; Reference proteome; Repeat; Secreted;
KW   Serine protease; Signal; Sushi.
FT   SIGNAL          1..24
FT                   /evidence="ECO:0000250"
FT   CHAIN           25..704
FT                   /note="Mannan-binding lectin serine protease 1"
FT                   /id="PRO_0000369242"
FT   CHAIN           25..453
FT                   /note="Mannan-binding lectin serine protease 1 heavy chain"
FT                   /id="PRO_0000369243"
FT   CHAIN           454..704
FT                   /note="Mannan-binding lectin serine protease 1 light chain"
FT                   /id="PRO_0000369244"
FT   DOMAIN          25..143
FT                   /note="CUB 1"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00059"
FT   DOMAIN          144..187
FT                   /note="EGF-like; calcium-binding"
FT                   /evidence="ECO:0000250"
FT   DOMAIN          190..302
FT                   /note="CUB 2"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00059"
FT   DOMAIN          304..369
FT                   /note="Sushi 1"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00302"
FT   DOMAIN          370..439
FT                   /note="Sushi 2"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00302"
FT   DOMAIN          454..701
FT                   /note="Peptidase S1"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00274"
FT   REGION          25..305
FT                   /note="Interaction with MBL1"
FT   REGION          25..283
FT                   /note="Interaction with FCN2"
FT                   /evidence="ECO:0000250"
FT   REGION          25..189
FT                   /note="Homodimerization"
FT   REGION          25..189
FT                   /note="Interaction with MBL2"
FT                   /evidence="ECO:0000250"
FT   ACT_SITE        495
FT                   /note="Charge relay system"
FT                   /evidence="ECO:0000250"
FT   ACT_SITE        557
FT                   /note="Charge relay system"
FT                   /evidence="ECO:0000250"
FT   ACT_SITE        651
FT                   /note="Charge relay system"
FT                   /evidence="ECO:0000250"
FT   BINDING         73
FT                   /ligand="Ca(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29108"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000250"
FT   BINDING         81
FT                   /ligand="Ca(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29108"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000250"
FT   BINDING         126
FT                   /ligand="Ca(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29108"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000250"
FT   BINDING         128
FT                   /ligand="Ca(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29108"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000250"
FT   BINDING         144
FT                   /ligand="Ca(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29108"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000250"
FT   BINDING         145
FT                   /ligand="Ca(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29108"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000250"
FT   BINDING         147
FT                   /ligand="Ca(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29108"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000250"
FT   BINDING         164
FT                   /ligand="Ca(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29108"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000250"
FT   BINDING         165
FT                   /ligand="Ca(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29108"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000250"
FT   BINDING         168
FT                   /ligand="Ca(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29108"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000250"
FT   BINDING         240
FT                   /ligand="Ca(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29108"
FT                   /ligand_label="3"
FT                   /evidence="ECO:0000250"
FT   BINDING         250
FT                   /ligand="Ca(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29108"
FT                   /ligand_label="3"
FT                   /evidence="ECO:0000250"
FT   BINDING         287
FT                   /ligand="Ca(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29108"
FT                   /ligand_label="3"
FT                   /evidence="ECO:0000250"
FT   BINDING         289
FT                   /ligand="Ca(2+)"
FT                   /ligand_id="ChEBI:CHEBI:29108"
FT                   /ligand_label="3"
FT                   /evidence="ECO:0000250"
FT   SITE            453..454
FT                   /note="Cleavage; by autolysis"
FT                   /evidence="ECO:0000250"
FT   MOD_RES         164
FT                   /note="(3R)-3-hydroxyasparagine"
FT                   /evidence="ECO:0000255"
FT   CARBOHYD        54
FT                   /note="N-linked (GlcNAc...) asparagine"
FT                   /evidence="ECO:0000255"
FT   CARBOHYD        183
FT                   /note="N-linked (GlcNAc...) asparagine"
FT                   /evidence="ECO:0000255"
FT   CARBOHYD        390
FT                   /note="N-linked (GlcNAc...) asparagine"
FT                   /evidence="ECO:0000255"
FT   CARBOHYD        412
FT                   /note="N-linked (GlcNAc...) asparagine"
FT                   /evidence="ECO:0000255"
FT   DISULFID        78..96
FT                   /evidence="ECO:0000250"
FT   DISULFID        148..162
FT                   /evidence="ECO:0000250"
FT   DISULFID        158..171
FT                   /evidence="ECO:0000250"
FT   DISULFID        173..186
FT                   /evidence="ECO:0000250"
FT   DISULFID        190..217
FT                   /evidence="ECO:0000250"
FT   DISULFID        247..265
FT                   /evidence="ECO:0000250"
FT   DISULFID        306..354
FT                   /evidence="ECO:0000250"
FT   DISULFID        334..367
FT                   /evidence="ECO:0000250"
FT   DISULFID        372..419
FT                   /evidence="ECO:0000250"
FT   DISULFID        402..437
FT                   /evidence="ECO:0000250"
FT   DISULFID        441..577
FT                   /note="Interchain (between heavy and light chains)"
FT                   /evidence="ECO:0000255|PROSITE-ProRule:PRU00059,
FT                   ECO:0000255|PROSITE-ProRule:PRU00274, ECO:0000255|PROSITE-
FT                   ProRule:PRU00302"
FT   DISULFID        480..496
FT                   /evidence="ECO:0000250"
FT   DISULFID        619..636
FT                   /evidence="ECO:0000250"
FT   DISULFID        647..677
FT                   /evidence="ECO:0000250"
FT   VAR_SEQ         369..385
FT                   /note="IVDCGVPAVLKHGLVTF -> KSEIDLEEELESEQVAE (in isoform
FT                   3)"
FT                   /evidence="ECO:0000303|PubMed:15489334"
FT                   /id="VSP_036816"
FT   VAR_SEQ         386..704
FT                   /note="Missing (in isoform 3)"
FT                   /evidence="ECO:0000303|PubMed:15489334"
FT                   /id="VSP_036817"
FT   VAR_SEQ         443
FT                   /note="L -> QPSRALPNLVKRIIGGRNAELGLFPWQALIVVEDTSRIPNDKWFGSG
FT                   ALLSESWILTAAHVLRSQRRDNTVIPVSKDHVTVYLGLHDVRDKSGAVNSSAARVVLHP
FT                   DFNIQNYNHDIALVQLQEPVPLGAHVMPICLPRPEPEGPAPHMLGLVAGWGISNPNVTV
FT                   DEIIISGTRTLSDVLQYVKLPVVSHAECKASYESRSGNYSVTENMFCAGYYEGGKDTCL
FT                   GDSGGAFVIFDEMSQRWVAQGLVSWGGPEECGSKQVYGVYTKVSNYVDWLLEEMNSPRG
FT                   VRELQVER (in isoform 2)"
FT                   /evidence="ECO:0000303|PubMed:12847554"
FT                   /id="VSP_036818"
FT   VAR_SEQ         444..704
FT                   /note="Missing (in isoform 2)"
FT                   /evidence="ECO:0000303|PubMed:12847554"
FT                   /id="VSP_036819"
FT   MUTAGEN         651
FT                   /note="S->A: Prevents protease self-activation through
FT                   proteolytic cleavage into heavy and light chain."
FT                   /evidence="ECO:0000269|PubMed:11337510"
FT   CONFLICT        60
FT                   /note="Missing (in Ref. 1; CAD29746)"
FT                   /evidence="ECO:0000305"
FT   CONFLICT        232
FT                   /note="Q -> H (in Ref. 1; CAD29746)"
FT                   /evidence="ECO:0000305"
FT   STRAND          190..195
FT                   /evidence="ECO:0007829|PDB:3POJ"
FT   STRAND          197..203
FT                   /evidence="ECO:0007829|PDB:3POJ"
FT   TURN            205..208
FT                   /evidence="ECO:0007829|PDB:3POJ"
FT   STRAND          216..222
FT                   /evidence="ECO:0007829|PDB:3POJ"
FT   STRAND          230..233
FT                   /evidence="ECO:0007829|PDB:3POJ"
FT   STRAND          243..247
FT                   /evidence="ECO:0007829|PDB:3POJ"
FT   STRAND          251..256
FT                   /evidence="ECO:0007829|PDB:3POJ"
FT   STRAND          259..264
FT                   /evidence="ECO:0007829|PDB:3POJ"
FT   STRAND          266..268
FT                   /evidence="ECO:0007829|PDB:3POJ"
FT   STRAND          278..285
FT                   /evidence="ECO:0007829|PDB:3POJ"
FT   STRAND          296..300
FT                   /evidence="ECO:0007829|PDB:3POJ"
FT   CARBOHYD        Q8CHN8-2:538
FT                   /note="N-linked (GlcNAc...) asparagine"
FT                   /evidence="ECO:0000305"
FT   CARBOHYD        Q8CHN8-2:604
FT                   /note="N-linked (GlcNAc...) asparagine"
FT                   /evidence="ECO:0000305"
SQ   SEQUENCE   704 AA;  80097 MW;  3CB61ED661967127 CRC64;
     MRFLSFRRLL LYHVLCLTLT EVSAHTVELN EMFGQIQSPG YPDSYPSDSE VTWNITVPEG
     FRVQLYFMHF NLESSYLCEY DYVKVETEDQ VLATFCGRET TDTEQTPGQE VVLSPGSFMS
     VTFRSDFSNE ERFTGFDAHY MAVDVDECKE REDEELSCDH YCHNYIGGYY CSCRFGYILH
     TDNRTCRVEC SGNLFTQRTG TITSPDYPNP YPKSSECSYT IDLEEGFMVT LQFEDIFDIE
     DHPEVPCPYD YIKIKAGSKV WGPFCGEKSP EPISTQSHSI QILFRSDNSG ENRGWRLSYR
     AAGNECPKLQ PPVYGKIEPS QAVYSFKDQV LISCDTGYKV LKDNEVMDTF QIECLKDGAW
     SNKIPTCKIV DCGVPAVLKH GLVTFSTRNN LTTYKSEIRY SCQQPYYKML HNTTGVYTCS
     AHGTWTNEVL KRSLPTCLPV CGLPKFSRKH ISRIFNGRPA QKGTTPWIAM LSQLNGQPFC
     GGSLLGSNWV LTAAHCLHHP LDPEEPILHN SHLLSPSDFK IIMGKHWRRR SDEDEQHLHV
     KHIMLHPLYN PSTFENDLGL VELSESPRLN DFVMPVCLPE HPSTEGTMVI VSGWGKQFLQ
     RLPENLMEIE IPIVNYHTCQ EAYTPLGKKV TQDMICAGEK EGGKDACAGD SGGPMVTKDA
     ERDQWYLVGV VSWGEDCGKK DRYGVYSYIY PNKDWIQRVT GVRN
//
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