Detail Information for IndEnz0001000252
IED ID IndEnz0001000252
Enzyme Type ID amylase000252
Protein Name Beta-amylase
EC 3.2.1.2
1,4-alpha-D-glucan maltohydrolase
Fragment
Gene Name
Organism Cytobacillus firmus (Bacillus firmus)
Taxonomic Lineage cellular organisms Bacteria Terrabacteria group Firmicutes Bacilli Bacillales Bacillaceae Cytobacillus Cytobacillus firmus (Bacillus firmus)
Enzyme Sequence MTLYRSLWKKGCMLLLSLVLSLTAFIGSPSNTASAAVADDIQASVMGPLAKINDWGSFKKQLQTLKNNGVYAITTDVWWGYVESAGDNQFDWSYYKTYADAVKEAGLKWVPIISTHKCGGNVGDDCNIPLPSWLSSKGSADEMQFKDESGYANNEALSPLWSGTGKQYDELYASFAQNFAGYKSIIPKIYLSGGPSGELRYPSYYPAAGWSYPGRGKFQAYTETAKNAFRTAMNDKYGSLDKINTAWGTKLTSLSQINPPTDGDGFYTNGGYNSAYGKDFLSWYQSVLEKHLGVIGAAAHKNFDSVFGVRIGAKISGLHWQMNNPAMPHSTEQAGGYYDYNRLIQKFKDADLDLTFTCLEMSDSGTAPNYSLPSTLVDTVSSIANAKGVRLNGENALQTGGSGFQKIEEKITKFGYHGFTLLRINNLVNNDGSPTGELSGFKQYIISKAKPDNNGGTGNKVTIYYKKG
Enzyme Length 468
Uniprot Accession Number P96513
Absorption
Active Site ACT_SITE 198; /note=Proton donor; /evidence=ECO:0000255|PROSITE-ProRule:PRU10050; ACT_SITE 394; /note=Proton acceptor; /evidence=ECO:0000250|UniProtKB:P36924
Activity Regulation
Binding Site BINDING 76; /note=Substrate; /evidence=ECO:0000250|UniProtKB:P36924; BINDING 116; /note=Substrate; /evidence=ECO:0000250|UniProtKB:P36924; BINDING 124; /note=Substrate; /evidence=ECO:0000250|UniProtKB:P36924; BINDING 314; /note=Substrate; /evidence=ECO:0000250|UniProtKB:P36924; BINDING 319; /note=Substrate; /evidence=ECO:0000250|UniProtKB:P36924; BINDING 357; /note=Substrate; /evidence=ECO:0000250|UniProtKB:P36924; BINDING 423; /note=Substrate; /evidence=ECO:0000250|UniProtKB:P36924
Calcium Binding
catalytic Activity CATALYTIC ACTIVITY: Reaction=Hydrolysis of (1->4)-alpha-D-glucosidic linkages in polysaccharides so as to remove successive maltose units from the non-reducing ends of the chains.; EC=3.2.1.2;
DNA Binding
EC Number 3.2.1.2
Enzyme Function
Temperature Dependency
PH Dependency
Pathway
nucleotide Binding
Features Active site (2); Binding site (7); Chain (1); Disulfide bond (1); Metal binding (3); Non-terminal residue (1); Region (1); Signal peptide (1)
Keywords Carbohydrate metabolism;Disulfide bond;Glycosidase;Hydrolase;Metal-binding;Polysaccharide degradation;Signal
Interact With
Induction
Subcellular Location
Modified Residue
Post Translational Modification
Signal Peptide SIGNAL 1..36; /evidence=ECO:0000255
Structure 3D
Cross Reference PDB -
Mapped Pubmed ID -
Motif
Gene Encoded By
Mass 51,118
Kinetics
Metal Binding METAL 83; /note=Calcium; /evidence=ECO:0000250|UniProtKB:P36924; METAL 87; /note=Calcium; /evidence=ECO:0000250|UniProtKB:P36924; METAL 170; /note=Calcium; /evidence=ECO:0000250|UniProtKB:P36924
Rhea ID
Cross Reference Brenda