Riken Corporation

Medical Biological Laboratories Co., Ltd.

Ryoko Ando

Atsushi Miyawaki

Satoshi Karasawa

Hideaki Mizuno

Hidetomo Tanase

Satoshi Inalab Karasawa

A mode of a polypeptide according to the present invention exhibits a fluorescence property, and has (1) an amino acid sequence represented by SEQ ID NO. 1 or NO. 2, (2) an amino acid sequence represented by SEQ ID NO. 1 or NO. 2 in which amino acid sequence 1 to 34 amino acids have been replaced or otherwise modified, (3) a sequence identity of 85% or more with respect to the amino acid sequence represented by SEQ ID NO. 1 or NO. 2, or (4) an amino acid sequence encoded by a polynucleotide that hybridizes under a stringent condition with a polynucleotide having a sequence complementary to a polynucleotide that encodes the polypeptide defined in (1).

Polypeptide exhibiting fluorescent properties, and utilization of the same

The object of the present invention is to provide a novel fluorescent protein in which on and off of fluorescence thereof can be controlled by irradiation with lights of two different wavelengths. The present invention provides a fluorescent protein shown in the following (a) or (b);

Fluorescent protein

It is an object of the present invention to provide a novel chromoprotein and a novel fluorescent protein. The present invention provides chromoproteins derived from, which have certain property, and fluorescent proteins fromand, which have certain fluorescent property.

Fluorescent protein and chromoprotein

An object of the present invention is to provide a fluorescent protein derived from organisms other thanand having a novel primary structure. According to the present invention, there is provided a fluorescent protein derived fromsp., which has the following properties:

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Saitama, Japan

Ryoko Ando