RELX_BALED
ID RELX_BALED Reviewed; 54 AA.
AC P11185;
DT 01-JUL-1989, integrated into UniProtKB/Swiss-Prot.
DT 20-FEB-2007, sequence version 2.
DT 25-MAY-2022, entry version 76.
DE RecName: Full=Relaxin;
DE Contains:
DE RecName: Full=Relaxin B chain;
DE Contains:
DE RecName: Full=Relaxin A chain;
OS Balaenoptera edeni (Pigmy Bryde's whale).
OC Eukaryota; Metazoa; Chordata; Craniata; Vertebrata; Euteleostomi; Mammalia;
OC Eutheria; Laurasiatheria; Artiodactyla; Whippomorpha; Cetacea; Mysticeti;
OC Balaenopteridae; Balaenoptera.
OX NCBI_TaxID=9769;
RN [1]
RP PROTEIN SEQUENCE, AND PYROGLUTAMATE FORMATION AT GLN-1.
RX PubMed=2910872; DOI=10.1016/s0021-9258(19)85033-0;
RA Schwabe C., Bullesbach E.E., Heyn H., Yoshioka M.;
RT "Cetacean relaxin. Isolation and sequence of relaxins from Balaenoptera
RT acutorostrata and Balaenoptera edeni.";
RL J. Biol. Chem. 264:940-943(1989).
CC -!- FUNCTION: Relaxin is an ovarian hormone that acts with estrogen to
CC produce dilatation of the birth canal in many mammals.
CC -!- SUBUNIT: Heterodimer of a B chain and an A chain linked by two
CC disulfide bonds.
CC -!- SUBCELLULAR LOCATION: Secreted.
CC -!- SIMILARITY: Belongs to the insulin family. {ECO:0000305}.
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DR PIR; A32201; A32201.
DR AlphaFoldDB; P11185; -.
DR SMR; P11185; -.
DR GO; GO:0005576; C:extracellular region; IEA:UniProtKB-SubCell.
DR GO; GO:0005179; F:hormone activity; IEA:UniProtKB-KW.
DR InterPro; IPR016179; Insulin-like.
DR InterPro; IPR036438; Insulin-like_sf.
DR InterPro; IPR022353; Insulin_CS.
DR Pfam; PF00049; Insulin; 1.
DR SMART; SM00078; IlGF; 1.
DR SUPFAM; SSF56994; SSF56994; 1.
DR PROSITE; PS00262; INSULIN; 1.
PE 1: Evidence at protein level;
KW Cleavage on pair of basic residues; Direct protein sequencing;
KW Disulfide bond; Hormone; Pyrrolidone carboxylic acid; Secreted.
FT PEPTIDE 1..32
FT /note="Relaxin B chain"
FT /id="PRO_0000016065"
FT PEPTIDE 33..54
FT /note="Relaxin A chain"
FT /id="PRO_0000016066"
FT MOD_RES 1
FT /note="Pyrrolidone carboxylic acid"
FT /evidence="ECO:0000269|PubMed:2910872"
FT DISULFID 10..41
FT /note="Interchain (between B and A chains)"
FT DISULFID 22..54
FT /note="Interchain (between B and A chains)"
FT DISULFID 40..45
FT NON_CONS 32..33
FT /evidence="ECO:0000305"
SQ SEQUENCE 54 AA; 6071 MW; 705E35F895133408 CRC64;
QSTNDLIKAC GRELVRLWVE ICGSVSWGRT ALRMTLSEKC CQVGCIRKDI ARLC