ID EP4_HUMAN STANDARD; PRT; 125 AA. AC Q14508; DT 15-JUL-1998 (Rel. 36, Created) DT 15-JUL-1998 (Rel. 36, Last sequence update) DT 15-JUL-1998 (Rel. 36, Last annotation update) DE MAJOR EPIDIDYMIS-SPECIFIC PROTEIN E4 PRECURSOR (HE4) (EPIDIDYMAL DE SECRETORY PROTEIN E4). OS Homo sapiens (Human). OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Mammalia; OC Eutheria; Primates; Catarrhini; Hominidae; Homo. RN [1] RP SEQUENCE FROM N.A. RC TISSUE=EPIDIDYMIS; RX MEDLINE; 92153963. RA KIRCHHOFF C., HABBEN L., IVELL R., KRULL N.; RT "A major human epididymis-specific cDNA encodes a protein with RT sequence homology to extracellular proteinase inhibitors."; RL Biol. Reprod. 45:350-357(1991). CC -!- FUNCTION: POSSIBLE FUNCTION IN SPERM MATURATION. CC -!- SUBCELLULAR LOCATION: SECRETED (POTENTIAL). CC -!- TISSUE SPECIFICITY: EPITHELIAL CELLS OF THE EPIDIDYMAL DUCT, CC PREDOMINANTLY WITHIN THE DISTAL SECTIONS. CC -!- SIMILARITY: TO WAP-TYPE 'FOUR-DISULFIDE CORE' PROTEINS. CC -------------------------------------------------------------------------- CC This SWISS-PROT entry is copyright. It is produced through a collaboration CC between the Swiss Institute of Bioinformatics and the EMBL outstation - CC the European Bioinformatics Institute. There are no restrictions on its CC use by non-profit institutions as long as its content is in no way CC modified and this statement is not removed. Usage by and for commercial CC entities requires a license agreement (See http://www.isb-sib.ch/announce/ CC or send an email to license@isb-sib.ch). CC -------------------------------------------------------------------------- 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; X63187; CAA44869.1; -. DR EMBL; A18924; CAA01433.1; -. DR HSSP; P19957; 1FLE. DR PFAM; PF00095; wap; 2. DR PROSITE; PS00317; 4_DISULFIDE_CORE; 2. KW Signal. FT SIGNAL 1 21 POTENTIAL. FT CHAIN 22 125 MAJOR EPIDIDYMIS-SPECIFIC PROTEIN E4. FT DOMAIN 27 75 WAP 1. FT DOMAIN 76 125 WAP 2. FT CARBOHYD 44 44 POTENTIAL. SQ SEQUENCE 125 AA; 13136 MW; 7B581AC5 CRC32; MPACRLGPLA AALLLSLLLF GFTLVSGTGA EKTGVCPELQ ADQNCTQECV SDSECADNLK CCSAGCATFC LLCPNDKEGS CPQVNINFPQ LGLCRDQCQV DTQCPGQMKC CRNGCGKVSC VTPNF //