NOVELTY - Analyzing gene of industrial yeast, by selecting gene of industrial yeast: (a) encoding an amino acid sequence having 70-97% identity to amino acid sequence encoded by gene of Saccharomyces cerevisiae; or (b) comprising nucleotide sequence having 60-94% identity to nucleotide sequence of S.cerevisiae gene, and optionally analyzing nucleotide sequence of genome sequence of industrial yeast, before carrying out selecting step.    USE - (M1) is useful for analyzing gene of an industrial yeast, where the industrial yeast is brewing yeast. The brewing yeast is beer yeast, where the beer yeast is a bottom fermenting yeast. (A1) is useful for carrying out (M1), for classifying an industrial yeast, for detecting nucleotide polymorphism in genome of an industrial yeast, for screening a useful strain of industrial yeast, and for screening a gene of an industrial yeast. (T1) or (Y1) is useful for producing an alcohol or an alcoholic beverage (claimed). (M1) is useful for analyzing genes of industrial yeast for producing alcoholic beverage such as beer or sake, fuel alcohol, etc.    DETAILED DESCRIPTION - Analyzing (M1) gene of an industrial yeast, involves selecting a gene of the industrial yeast encoding an amino acid sequence having 70-97% identity to an amino acid sequence encoded by the gene of Saccharomyces cerevisiae, or selecting gene of the industrial yeast consisting of a nucleotide sequence having 60-94% identity to the nucleotide sequence of the gene of S.cerevisiae, and optionally carrying out step of analyzing nucleotide sequence of the genome sequence of industrial yeast, before carrying out the selecting step. INDEPENDENT CLAIMS are also included for the following:    (1) a gene (G1) of the industrial yeast encoding an amino acid sequence having 70-97% identity to an amino acid sequence encoded by the gene of S.cerevisiae, or consisting of a nucleotide sequence having 60-94% identity to the nucleotide sequence of the gene of S.cerevisiae, which is obtained by carrying out (M1);    (2) a gene library (I) comprising one or more of (G1);    (3) a DNA array (A1) comprising one or more DNAs, where each DNA is chosen from:    (a) DNA consisting of a nucleotide sequence of an open reading frame of the genome sequence of an industrial yeast which encodes an amino acid sequence having 70-97% identity to an amino acid sequence encoded by the gene of S.cerevisiae, or a nucleotide sequence complementary to the above nucleotide sequence, or a nucleotide sequence of continuous 10 or more nucleotides chosen from the above nucleotide sequence;    (b) DNA consisting of a nucleotide sequence of the genome sequence of an industrial yeast other than from open reading frames which consists of a nucleotide sequence having 60-94% identity to the nucleotide sequence of the gene of S.cerevisiae, or a nucleotide sequence complementary to the above nucleotide sequence, or a nucleotide sequence of continuous 10 or more nucleotides sequence chosen from the above nucleotide sequence;    (c) DNA having a nucleotide sequence of any of any of SEQ ID No. 166490-167042, or DNA having a nucleotide sequence of any of SEQ ID No. 167043-173124; and    (d) DNA having a nucleotide sequence of any of SEQ ID No. 173125-174603, or DNA having a nucleotide sequence of any of SEQ ID No. 174604-190810; (4) classifying (M2) an industrial yeast, involves hybridizing genomic DNA prepared from the industrial yeast to (A1), and calculating hybridization ratio to any of (a)-(d), and hybridization ratio to (e) and/or (f);    (5) detecting nucleotide polymorphism in genome of an industrial yeast, involves hybridizing genomic DNA prepared from the industrial yeast to (A1), and selecting a gene where hybridization intensity to the DNAs of any (i)-(l) is higher than hybridization intensity to the DNAs of any of (a)-(d);    (6) screening a useful strain of industrial yeast, involves hybridizing genomic DNA prepared from the industrial yeast strain to (A1), and determining the industrial yeast strain as useful when the strain contain one or more genes where hybridization intensity of it is 1.5 times higher, or 2/3 or less compared to an average hybridization intensity to the DNAs of any of (a)-(d);    (7) screening (M3) a gene of an industrial yeast, involves:    (i) hybridizing genomic DNA prepared from the industrial yeast to (A1), and selecting a gene where hybridization intensity of it is 1.5 times higher, or 2/3 or less compared to an average hybridization intensity to the DNAs of any of (a)-(d);    (ii) hybridizing genomic DNA, cDNA or cRNA prepared from the industrial yeast to (A1), independently from the above hybridizing step, hybridizing genomic DNA, cDNA or cRNA prepared from another industrial yeast to (A1) DNA, and selecting a gene where hybridization intensity of it to the DNAs of any of (a)-(d) at the above hybridizing step is significantly different from hybridization intensity of it at the above independent step; or    (iii) hybridizing cDNA or cRNA prepared from the industrial yeast to (A1), independently from the above hybridizing step, hybridizing cDNA or cRNA prepared from the industrial yeast to (A1), where the industrial yeast of independent step has been cultured in a different condition from the culture condition for the industrial yeast of hybridizing step, and selecting a gene where hybridization intensity of it to the DNAs of any of (a)-(d) at the above hybridizing step, significantly different from hybridization intensity of it at the independent step;    (8) a gene (G2) obtained by carrying out (M3);    (9) a polypeptide (P1) chosen from a polypeptide having SEQ ID No. 3, and a polypeptide having an amino acid sequence where one or more amino acid residue(s) is deleted from, substituted for and/or added to SEQ ID No. 3, and having an activity to increase concentration of sulfite in a culture medium of an industrial yeast when the gene is expressed in the yeast;    (10) a nucleic acid (N1) encoding (P1);    (11) a recombinant vector (V1) containing (G1) or (G2), or (N1);    (12) a transformant (T1) comprising (V1);    (13) a breeding method (M4) of yeast which is suitable for the production of an alcohol or an alcoholic beverage, involves controlling expression of (G1) or (G2), or (N1);    (14) yeast (Y1) obtained by carrying out (M4); and    (15) an alcohol or an alcoholic beverage which is produced using (Y1).