Patent ID: 7985835

Claim:
An isolated peptide that binds the PTH-1 receptor consisting of: (a) the amino acid sequence X 01 ValSerGluX 02 GlnLeuX 03 HisX 04 X 05 GlyLysX 06 (SEQ ID NO: 1); (b) a fragment of SEQ ID NO: 1 containing amino acids 1-9, 1-10, 1-11, or 1-13; (c) a pharmaceutically acceptable salt of said amino acid sequence of SEQ ID NO: 1 or said fragment; or (d) an N- or C-derivative of said peptide of SEQ ID NO: 1 or said fragment; wherein: X 01 is Ser or Ala; X 02 is Ile or His; X 03 is Met, Leu or Nle; X 04 is Asn or Asp; X 05 is Leu or Lys; and X 06 is His or Ser, provided that said peptide is not PTHrP (1-14) (SEQ ID NO: 4) or a fragment of PTH (1-14) (SEQ ID NO: 3).