The present disclosure relates to compositions, kits, and methods to perform peptide exchange on MHC class II molecules, such as quantified peptide exchange.

Described herein are methods and compositions relating to engineered curli fibers, e.g. CsgA polypeptide. In some embodiments, the methods and compositions described herein relate to functionalized biofilms.

The present invention relates to a variant of BPIFB4 protein (Bactericidal/Permeability Increasing protein family B, member 4) and to a polynucleotide or a vector encoding said variant of BPIFB4 protein and to their use for the treatment of pathologies involving impairment of nitric oxide signalling.

The present disclosure relates to tagged chimeric effector molecules and receptor molecules thereof for genetically engineering a host cell, wherein the recombinant host cell can be identified, isolated, sorted, induced to proliferate, tracked or eliminated. For example, a T cell may be recombinantly modified for use in adoptive immunotherapy.

The present invention relates to compositions comprising polypeptides having xylanase activity and polypeptides having arabinofuranosidase activity for use in, e.g., animal feed. The present invention further relates to polypeptides having arabinofuranosidase activity, polypeptides having xylanase activity and polynucleotides encoding the polypeptides. The invention also relates to nucleic acid constructs, vectors, and host cells comprising the polynucleotides as well as methods of producing and using the polypeptides.

Methods of treating conditions related to lung disease using an antigen binding protein specific for the Jagged1 polypeptide are provided.

The present invention relates to a ramp tag for insulin overexpression represented by an amino acid sequence of RGSX.sub.1GGX.sub.2R (wherein, X.sub.1 means any amino acids in the number of 0-8, and X.sub.2 means S or T) and a method for manufacturing insulin, in which the ramp tag is applied, and when the ramp tag according to the present invention is used, in the process of manufacturing recombinant proteins, without changing the ORF sequence, such as the codon optimization method, translation efficiency of insulin is increased, thereby providing the effect of remarkably increasing the expression amount of insulin.

The present disclosure provides variant PD-L1 immunomodulatory polypeptides, and fusion polypeptides comprising the variant immunomodulatory peptides. The present disclosure provides T-cell modulatory multimeric polypeptides, and compositions comprising same, where the T-cell modulatory multimeric polypeptides comprise a variant immunomodulatory polypeptide of the present disclosure. The present disclosure provides nucleic acids comprising nucleotide sequences encoding the T-cell modulatory multimeric polypeptides, and host cells comprising the nucleic acids. The present disclosure provides methods of modulating the activity of a T cell; the methods comprise contacting the T cell with a T-cell modulatory multimeric polypeptide of the present disclosure.

The invention provides novel compositions, methods, and therapeutic uses related to fusogenic protein MINION (microprotein inducer of fusion).

The invention relates to a glycosylated polypeptide comprising an amino acid sequence being identical or homologous to at least a fragment of a mammalian, preferably a human protein, wherein said glycosylated polypeptide contains one or more sialylated O-glycans and wherein the glycosylated polypeptide shows an increased binding affinity to one or more SIGLECs, selected from SIG-5, SIG-7, SIG-8, and SIG-9 compared to the mammalian protein or fragment thereof. The invention further relates to composition comprising a first and a second polypeptide, wherein the first polypeptide is a glycosylated polypeptide containing one or more sialylated O-glycans and the second polypeptide contains an amino acid sequence homologous or identical to a second mammalian, in particular human protein, wherein compared to the second polypeptide the composition has an increased binding affinity to a SIGLEC selected from to one or more SIGLECs, selected from SIG-5, SIG-7, SIG-8, and SIG-9.