amino acid analysis , gas-liquid phases sequencing and peptide mapping established that rat grf is a 43 amino acid peptide with the amino acid sequence his-ala-asp-ala-ile-phe-thr-ser-ser-tyr-arg-arg-ile-leu-gly- gln-leu-tyr-ala-arg-lys-leu-leu-his-glu-ile-met-asn-arg-gln-gln-gly- glu-arg-asn-gln-glu-gln-arg-ser-arg-phe-asn-oh , confirming the primary structure reported earlier ( spiess et al nature 303 , 532 ( 1983 ) .
C0002520
amino acid
C0061472
glu