Detail Information for IndEnz0002015657
IED ID IndEnz0002015657
Enzyme Type ID protease015657
Protein Name Thermostable neutral protease NprT
Thermostable neutral proteinase
EC 3.4.24.-
Stearolysin
Thermolysin-like protease
Gene Name nprT
Organism Geobacillus stearothermophilus (Bacillus stearothermophilus)
Taxonomic Lineage cellular organisms Bacteria Terrabacteria group Firmicutes Bacilli Bacillales Bacillaceae Geobacillus Geobacillus stearothermophilus (Bacillus stearothermophilus)
Enzyme Sequence MNKRAMLGAIGLAFGLLAAPIGASAKGESIVWNEQWKTPSFVSGSLLNGGEQALEELVYQYVDRENGTFRLGGRARDRLALIGKQTDELGHTVMRFEQRHHGIPVYGTMLAAHVKDGELIALSGSLIPNLDGQPRLKKAKTVTVQQAEAIAEQDVTETVTKERPTTENGERTRLVIYPTDGTARLAYEVNVRFLTPVPGNWVYIIDATDGAILNKFNQIDSRQPGGGQPVAGASTVGVGRGVLGDQKYINTTYSSYYGYYYLQDNTRGSGIFTYDGRNRTVLPGSLWTDGDNQFTASYDAAAVDAHYYAGVVYDYYKNVHGRLSYDGSNAAIRSTVHYGRGYNNAFWNGSQMVYGDGDGQTFLPFSGGIDVVGHELTHAVTDYTAGLVYQNESGAINEAMSDIFGTLVEFYANRNPDWEIGEDIYTPGVAGDALRSMSDPAKYGDPDHYSKRYTGTQDNGGVHTNSGIINKAAYLLSQGGVHYGVSVNGIGRDKMGKIFYRALVYYLTPTSNFSQLRAACVQAAADLYGSTSQEVNSVKQAFNAVGVY
Enzyme Length 548
Uniprot Accession Number P06874
Absorption
Active Site ACT_SITE 375; /evidence=ECO:0000255|PROSITE-ProRule:PRU10095; ACT_SITE 463; /note=Proton donor; /evidence=ECO:0000255|PROSITE-ProRule:PRU10095
Activity Regulation ACTIVITY REGULATION: Its casein hydrolytic activity is inhibited almost completely by a chelating agent (EDTA), whereas neither diisopropyl fluorophosphate nor phenylmethylsulfonyl fluoride inhibit the proteolytic activity in vitro.
Binding Site
Calcium Binding
catalytic Activity
DNA Binding
EC Number 3.4.24.-
Enzyme Function FUNCTION: Extracellular zinc metalloprotease. {ECO:0000269|PubMed:6302083}.
Temperature Dependency BIOPHYSICOCHEMICAL PROPERTIES: Temperature dependence: Thermostable. Retains about 80% of its activity after treatment of 65 degrees Celsius for 30 minutes. {ECO:0000269|PubMed:6302083};
PH Dependency BIOPHYSICOCHEMICAL PROPERTIES: pH dependence: Optimum pH is about 7. {ECO:0000269|PubMed:6302083};
Pathway
nucleotide Binding
Features Active site (2); Chain (1); Metal binding (19); Propeptide (1); Signal peptide (1)
Keywords Calcium;Direct protein sequencing;Hydrolase;Metal-binding;Metalloprotease;Protease;Secreted;Signal;Zinc;Zymogen
Interact With
Induction
Subcellular Location SUBCELLULAR LOCATION: Secreted {ECO:0000269|PubMed:6302083}.
Modified Residue
Post Translational Modification
Signal Peptide SIGNAL 1..25; /evidence=ECO:0000255
Structure 3D
Cross Reference PDB -
Mapped Pubmed ID -
Motif
Gene Encoded By
Mass 59,580
Kinetics
Metal Binding METAL 289; /note=Calcium 1; /evidence=ECO:0000250; METAL 291; /note=Calcium 1; /evidence=ECO:0000250; METAL 293; /note=Calcium 1; via carbonyl oxygen; /evidence=ECO:0000250; METAL 370; /note=Calcium 2; /evidence=ECO:0000250; METAL 374; /note=Zinc; catalytic; /evidence=ECO:0000255|PROSITE-ProRule:PRU10095; METAL 378; /note=Zinc; catalytic; /evidence=ECO:0000255|PROSITE-ProRule:PRU10095; METAL 398; /note=Zinc; catalytic; /evidence=ECO:0000255|PROSITE-ProRule:PRU10095; METAL 409; /note=Calcium 2; /evidence=ECO:0000250; METAL 409; /note=Calcium 3; /evidence=ECO:0000250; METAL 415; /note=Calcium 3; via carbonyl oxygen; /evidence=ECO:0000250; METAL 417; /note=Calcium 2; /evidence=ECO:0000250; METAL 417; /note=Calcium 3; /evidence=ECO:0000250; METAL 419; /note=Calcium 2; via carbonyl oxygen; /evidence=ECO:0000250; METAL 422; /note=Calcium 2; /evidence=ECO:0000250; METAL 422; /note=Calcium 3; /evidence=ECO:0000250; METAL 425; /note=Calcium 4; via carbonyl oxygen; /evidence=ECO:0000250; METAL 426; /note=Calcium 4; /evidence=ECO:0000250; METAL 429; /note=Calcium 4; via carbonyl oxygen; /evidence=ECO:0000250; METAL 432; /note=Calcium 4; /evidence=ECO:0000250
Rhea ID
Cross Reference Brenda