摘要:
The present invention relates to polypeptides with reduced immune response including reduced allergenicity having one or more amino acid residues being substituted with other amino acid residues and/or having coupled one or more polymeric molecules in the vicinity of the polypeptides metal binding site, a method for preparing modified polypeptides of the invention, the use of said polypeptide for reducing the immunogenicity and allergenicity and compositions comprising said polypeptide.
摘要:
The present invention relates to the field of immunology, in particular allergenicity. More specifically it relates to the reduction of allergenicity by the in vivo N-glycosylation of proteins.
摘要:
The present invention relates to subtilase variants and subtilases with an altered immunogenicity, particularly subtilase variants and subtilases with a reduced allergenecity. The subtilase variant has position 57 modified in combination with a modification in at least one of the positions 170, 181 and 247. The position numbers used refer to the positions of Subtilisin Novo (BPNAE) from Bacillus amyloliquefaciens. Furthermore, the invention relates to expression of said subtilase variants and subtilases and to their use, such as in detergents and oral care products.
摘要:
This invention concerns variants of a group 1 mite polypeptide, wherein the mature polypeptide of the variants comprise one or more mutations in the positions or corresponding to positions consisting of P11, I14, D15, L16, M19-P24, Q28, F37, S38, T43, A46-A49, Q53-L57, V63, A66-H69, H72, D74-R77, I80, Y82, Q84, H85, S92, I113, S114, P121, V124, K126, R128-A130, A132-S136, A139, L147, A149-H152, T157, Q160, N163, H170, A171, S178, V183, D184, R189, D193, F204, A206, N207, P217, L222 of SEQ ID NO: 1 or alternatively 11, 14, 15, 16, 19-24, 28, 37, 38, 43, 46-49, 53-57, 63, 66-69, 72, 74-77, 80, 82, 84, 85, 92, 113, 114, 121, 124, 126, 128-130, 132-136, 139, 147, 149-152, 157, 160, 163, 170, 178, 183, 189, 193, 204, 206, 207, 217, 222 of the mature Der p 1 polypeptide.
摘要翻译:本发明涉及组1螨多肽的变体,其中变体的成熟多肽包含位置或对应于由P11,I14,D15,L16,M19-P24,Q28,F37,S38, T43,A46-A49,Q53-L57,V63,A66-H69,H72,D74-R77,I80,Y82,Q84,H85,S92,I113,S114,P121,V124,K126,R128-A130,A132-S136, SEQ ID NO:1的A139,L147,A149-H152,T157,Q160,N163,H170,A171,S178,V183,D184,R189,D193,F204,A206,N207,P217,L222或者11,14,15 ,16,19-24,28,37,38,43,46-49,53-57,63,66-69,72,74-77,80,82,84,85,92,113,114,121 ,124,126,128-130,132-136,139,147,149-152,157,160,163,170,178,183,189,193,204,206,207,217,222的成熟Der p 1多肽。
摘要:
A kit is disclosed for predicting binding of specific antibodies to potential immunogens. The kit comprises antigenic peptide sequences having less than 26 amino acids, said antigenic peptide sequences being capable of binding antibodies specific for structural epitopes con-tained on potential immunogens. The antigenic peptide sequences are immobilized on a solid support.
摘要:
The present invention relates to a method of selecting a protein variant having modified immunogenicity as compared to the parent protein comprising the steps obtaining antibody binding peptide sequences, using the sequences to localise epitope sequences on the 3-dimensional structure of parent protein, defining an epitope area including amino acids situated within 5 Å from the epitope amino acids constituting the epitope sequence, changing one or more of the amino acids defining the epitope area of the parent protein by genetical engineering mutations of a DNA sequence encoding the parent protein, introducing the mutated DNA sequence into a suitable host, culturing said host and expressing the protein variant, and evaluating the immunogenicity of the protein variant using the parent protein as reference. The invention further relates to the protein variant and use thereof, as well as to a method for producing said protein variant.
摘要:
The present invention is to provide a method to perform assays that efficiently and accurately can screen large numbers of cell populations producing variants of a molecule of interest. The present invention relates more specifically to a method for screening a library of protein variants for functional variants with reduced antibody binding capacity, comprising the steps of: (i) generating a diversified library of protein variants starting from a relevant protein backbone, (ii) transforming the library into suitable host cells, (iii) culturing host cells, (iv) sampling each cell culture, (v) analysing a sample by determining the antibody binding capacity of the variant protein, (vi) analysing a sample by determining the functionality of the variant protein.
摘要:
The present invention relates to modified polypeptides with reduced respiratory allergenicity having coupled polymeric molecules with a molecular weight from 100 up to 750 Da, covalently to the parent polypeptide having a molecular weight from 5 to 100 kDa, industrial composition comprising modified polypeptide with reduced respiratory allergenicity, skin care products, the use of modified polypeptides for reducing the allergenicity of industrial composition and products and finally a method for reducing the allergenicity of polypeptides.
摘要:
This invention concerns variants of group 1 mite polypeptides, wherein the mature polypeptide of the variant comprise one or more mutations in the positions or corresponding to the positions consisting of A10, A12, E13, G29, G30, G32, A46, Y47, S54, L55, D64, A66, S67, G73, T75, I80, Q84, N86, G87, S92, Y93, Y96, A98, R99, E100, Q101, R104, R105, P106, Q109, R110, F111, G112, I113, A132, I144, K145, D146, D148, R151, I158, I159, Q160, R161, D162, N163, G164, Y165, Q166, N179, A180, G182, V183, D184, A205, I208 of SEQ ID NO: 1 or 10, 12, 13, 29, 30, 32, 46, 47, 54, 55, 64, 66, 67, 73, 75, I80, 84, 86, 87, 92, Y93, 96, 98, 99, 100, 101, 104, 105, 106, 109, 110, 111, 112, 113, 132, 144, 145, 146, 148, 151, 158, 159, 160, 161, 162, 163, 164, 165, 166, 179, 180, 182, 183, 184, 205, 208 of the mature Der p 1 polypeptide.
摘要翻译:本发明涉及组1螨多肽的变体,其中变体的成熟多肽在A10,A12,E13,G29,G30,G32,A46,Y47,S54, L55,D64,A66,S67,G73,T75,I80,Q84,N86,G87,S92,Y93,Y96,A98,R99,E100,Q101,R104,R105,P106,Q109,R110,F111,G112, 或SEQ ID NO:1的A132,I144,K145,D146,D148,R151,I158,I159,Q160,R161,D162,N163,G164,Y165,Q166,N179,A180,G182,V183,D184,A205, 10,12,13,29,30,32,46,47,54,55,64,66,67,73,75,I80,84,86,87,92,Y93,96,98,99,100, 101,104,105,106,109,110,111,112,113,132,144,145,146,148,151,158,159,160,161,162,163,164,165,166,179, 180,182,183,184,205,208的成熟Der p 1多肽。
摘要:
The present invention relates to a method of producing a transgenic plant expressing a protein variant having modified immunogenicity as compared to the parent protein comprising the steps obtaining antibody binding peptide sequences in-volved in antibody binding, using the sequences to localise epitope sequences on the primaery and/or the 3-dimensional structure of parent protein, defining an epitope area includ-ing amino acids situated within 5 ANGSTROM from the epitope amino ac-ids constituting the epitope sequence, changing one or more of the amino acids defining the epitope area of the parent pro-tein by genetical engineering mutations of a DNA sequence en-coding the parent protein, introducing the mutated DNA se-quence into a suitable host, culturing said host and express-ing the protein variant, evaluating the immunogenicity of the protein variant using the parent protein as reference, intro-ducing the mutated DNA sequence into an expression construct and transforming a suitable plant cell with the construct, and regenerating the plant from the plant cell. The invention will provide less allergenic foods.