The present invention relates to a polypeptide consisting of an amino acid sequence selected from:(a) the amino acid sequence of SEQ ID NO: 4 or SEQ ID NO: 8,(b) an amino acid sequence that differs from the amino acid sequence of SEQ ID NO: 4 or SEQ ID NO: 8 by substitution, deletion, addition, or insertion of 1 to 10, preferably 1-5, more preferably 1, 2 or 3 amino acids, and(c) an amino acid sequence that has at least 95%, preferably 97%, more preferably 99% sequence identity with the amino acid sequence of SEQ ID NO: 4 or SEQ ID NO: 8, and a malaria vaccine comprising the polypeptide, for example.