Platelet glycoprotein Ib alpha polypeptide type 4

<p>Provides information about the protein and gene name(s) and synonym(s) and about the organism that is the source of the protein sequence.</p><p><a href='../manual/names_and_taxonomy_section' target='_top'>More...</a></p>Names & Taxonomyⁱ

<p>Provides information on the location and the topology of the mature protein in the cell.</p><p><a href='../manual/subcellular_location_section' target='_top'>More...</a></p>Subcellular locationⁱ

Topology

Feature key	Position(s)	Length	Description	Graphical view	Feature identifier	Actions
<p>Describes the extent of a membrane-spanning region of the protein. It denotes the presence of both alpha-helical transmembrane regions and the membrane spanning regions of beta-barrel transmembrane proteins.</p><p><a href='../manual/transmem' target='_top'>More...</a></p>Transmembranei	518 – 542	25	HelicalSequence analysis <p>Information which has been generated by the UniProtKB automatic annotation system, without manual validation.</p> <p><a href="/manual/evidences#ECO:0000256">More…</a></p> Automatic assertion according to rulesi SAM:Phobius			Add BLAST

<p>The <a href="http://www.geneontology.org/">Gene Ontology (GO)</a> project provides a set of hierarchical controlled vocabulary split into 3 categories:</p><p><a href='../manual/gene_ontology' target='_top'>More...</a></p>GO - Cellular componentⁱ

• integral component of membrane Source: UniProtKB-KW

<p>UniProtKB Keywords constitute a <a target="_top" href="/keywords">controlled vocabulary</a> with a hierarchical structure. Keywords summarise the content of a UniProtKB entry and facilitate the search for proteins of interest.<p><a href='/help/keywords' target='_top'>More...</a></p>Keywords - Cellular componentⁱ

<p>Describes post-translational modifications (PTMs) and/or processing events.</p><p><a href='../manual/ptm_processing_section' target='_top'>More...</a></p>PTM / Processingⁱ

Molecule processing

Feature key	Position(s)	Length	Description	Graphical view	Feature identifier	Actions
<p>Denotes the presence of an N-terminal signal peptide.</p><p><a href='../manual/signal' target='_top'>More...</a></p>Signal peptidei	1 – 16	16	Sequence analysis <p>Information which has been generated by the UniProtKB automatic annotation system, without manual validation.</p> <p><a href="/manual/evidences#ECO:0000256">More…</a></p> Automatic assertion according to rulesi SAM:SignalP			Add BLAST
<p>Describes the extent of a polypeptide chain in the mature protein following processing.</p><p><a href='../manual/chain' target='_top'>More...</a></p>Chaini	17 – 573	557	Sequence analysis <p>Information which has been generated by the UniProtKB automatic annotation system, without manual validation.</p> <p><a href="/manual/evidences#ECO:0000256">More…</a></p> Automatic assertion according to rulesi SAM:SignalP		PRO_5003133396	Add BLAST

Proteomic databases

<p>Provides information on the expression of a gene at the mRNA or protein level in cells or in tissues of multicellular organisms.</p><p><a href='../manual/expression_section' target='_top'>More...</a></p>Expressionⁱ

Gene expression databases

<p>Provides information on the quaternary structure of a protein and on interaction(s) with other proteins or protein complexes.</p><p><a href='../manual/interaction_section' target='_top'>More...</a></p>Interactionⁱ

Protein-protein interaction databases

<p>Provides information on sequence similarities with other proteins and the domain(s) present in a protein.</p><p><a href='../manual/family_and_domains_section' target='_top'>More...</a></p>Family & Domainsⁱ

Domains and Repeats

Feature key	Position(s)	Length	Description	Graphical view	Feature identifier	Actions
<p>Describes the position and type of a domain, which is defined as a specific combination of secondary structures organized into a characteristic three-dimensional structure or fold.</p><p><a href='../manual/domain' target='_top'>More...</a></p>Domaini	19 – 51	33	LRRNTInterPro annotation <p>Information which has been generated by the UniProtKB automatic annotation system, without manual validation.</p> <p><a href="/manual/evidences#ECO:0000259">More…</a></p> Automatic assertion inferred from signature matchi SMART:SM00013			Add BLAST
<p>Describes the position and type of a domain, which is defined as a specific combination of secondary structures organized into a characteristic three-dimensional structure or fold.</p><p><a href='../manual/domain' target='_top'>More...</a></p>Domaini	221 – 281	61	LRRCTInterPro annotation <p>Information which has been generated by the UniProtKB automatic annotation system, without manual validation.</p> <p><a href="/manual/evidences#ECO:0000259">More…</a></p> Automatic assertion inferred from signature matchi SMART:SM00082			Add BLAST

<p>UniProtKB Keywords constitute a <a target="_top" href="/keywords">controlled vocabulary</a> with a hierarchical structure. Keywords summarise the content of a UniProtKB entry and facilitate the search for proteins of interest.<p><a href='/help/keywords' target='_top'>More...</a></p>Keywords - Domainⁱ

Phylogenomic databases

Family and domain databases

<p>Displays by default the canonical protein sequence and upon request all isoforms described in the entry. It also includes information pertinent to the sequence(s), including length and molecular weight.</p><p><a href='../manual/sequences_section' target='_top'>More...</a></p>Sequenceⁱ

<p>Indicates if the <a href="/help/canonical_and_isoforms">canonical sequence</a> displayed by default in the entry is complete or not.</p><p><a href='../manual/sequence_status' target='_top'>More...</a></p>Sequence statusⁱ: Complete.

        10         20         30         40         50
MPLLLLLLLL PSPLHPHPIC EVSKVASHLE VNCDKRNLTA LPPDLPKDTT 
        60         70         80         90        100
ILHLSENLLY TFSLATLMPY TRLTQLNLDR CELTKLQVDG TLPVLGTLDL 
       110        120        130        140        150
SHNQLQSLPL LGQTLPALTV LDVSFNRLTS LPLGALRGLG ELQELYLKGN 
       160        170        180        190        200
ELKTLPPGLL TPTPKLEKLS LANNNLTELP AGLLNGLENL DTLLLQENSL 
       210        220        230        240        250
YTIPKGFFGS HLLPFAFLHG NPWLCNCEIL YFRRWLQDNA ENVYVWKQGV 
       260        270        280        290        300
DVKAMTSNVA SVQCDNSDKF PVYKYPGKGC PTLGDEGDTD LYDYYPEEDT 
       310        320        330        340        350
EGDKVRATRT VVKFPTKAHT TPWGLFYSWS TASLDSQMPS SLHPTQESTK 
       360        370        380        390        400
EQTTFPPRWT PNFTLHMESI TFSKTPKSTT EPTPSPTTSE PVPEPAPNMT 
       410        420        430        440        450
TLEPTPSPTT PEPTSEPAPS PTTPEPTSEP APSPTTPEPT PIPTIATSPT 
       460        470        480        490        500
ILVSATSLIT PKSTFLTTTK PVSLLESTKK TIPELDQPPK LRGVLQGHLE 
       510        520        530        540        550
SSRNDPFLHP DFCCLLPLGF YVLGLFWLLF ASVVLILLLS WVGHVKPQAL 
       560        570 
DSGQGAALTT ATQTTHLELQ RGR                       

Sequence databases

<p>Is used to point to information related to entries and found in data collections other than UniProtKB.</p><p><a href='../manual/cross_references_section' target='_top'>More...</a></p>Cross-referencesⁱ

Sequence databases

3D structure databases

Protein-protein interaction databases

Proteomic databases

Protocols and materials databases

Phylogenomic databases

Gene expression databases

Family and domain databases

<p>Provides general information on the entry.</p><p><a href='../manual/entry_information_section' target='_top'>More...</a></p>Entry informationⁱ

<p>Provides links to the UniProt Reference Clusters (<a href="/help/uniref">UniRef</a>). UniRef consists of clusters for UniProtKB sequences (including isoforms) and selected UniParc sequences, in order to obtain complete coverage of the sequence space at resolutions of 100%, 90% and 50% identity.</p><p><a href='../manual/similar_proteins_section' target='_top'>More...</a></p>Similar proteinsⁱ