AGA34_AGAAL
ID AGA34_AGAAL Reviewed; 10 AA.
AC P85974;
DT 02-SEP-2008, integrated into UniProtKB/Swiss-Prot.
DT 02-SEP-2008, sequence version 1.
DT 11-DEC-2019, entry version 10.
DE RecName: Full=Beta-agarase AgaA34 {ECO:0000303|PubMed:18071641};
DE EC=3.2.1.81;
DE Flags: Fragment;
OS Agarivorans albus.
OC Bacteria; Proteobacteria; Gammaproteobacteria; Alteromonadales;
OC Alteromonadaceae; Agarivorans.
OX NCBI_TaxID=182262;
RN [1] {ECO:0000305}
RP PROTEIN SEQUENCE, CATALYTIC ACTIVITY, BIOPHYSICOCHEMICAL PROPERTIES, AND
RP SUBCELLULAR LOCATION.
RC STRAIN=YKW-34 {ECO:0000269|PubMed:18071641};
RX PubMed=18071641; DOI=10.1007/s00253-007-1303-3;
RA Fu X.T., Lin H., Kim S.M.;
RT "Purification and characterization of a novel beta-agarase, AgaA34, from
RT Agarivorans albus YKW-34.";
RL Appl. Microbiol. Biotechnol. 78:265-273(2008).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=Hydrolysis of (1->4)-beta-D-galactosidic linkages in agarose,
CC giving the tetramer as the predominant product.; EC=3.2.1.81;
CC Evidence={ECO:0000269|PubMed:18071641};
CC -!- BIOPHYSICOCHEMICAL PROPERTIES:
CC Kinetic parameters:
CC KM=0.117 uM for agarose {ECO:0000269|PubMed:18071641};
CC KM=0.333 uM for neoagarotetraose {ECO:0000269|PubMed:18071641};
CC Vmax=529 umol/min/mg enzyme toward agarose
CC {ECO:0000269|PubMed:18071641};
CC Vmax=313 umol/min/mg enzyme toward neoagarotetraose
CC {ECO:0000269|PubMed:18071641};
CC pH dependence:
CC Optimum pH is 8.0. Active from pH 6.0 to 10.0.
CC {ECO:0000269|PubMed:18071641};
CC Temperature dependence:
CC Optimum temperature is 40 degrees Celsius. Active at temperatures up
CC to 50 degrees Celsius. {ECO:0000269|PubMed:18071641};
CC -!- SUBCELLULAR LOCATION: Secreted {ECO:0000269|PubMed:18071641}.
CC -!- SIMILARITY: Belongs to the glycosyl hydrolase 16 family.
CC {ECO:0000269|PubMed:18071641}.
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DR SABIO-RK; P85974; -.
DR GO; GO:0005576; C:extracellular region; IDA:UniProtKB.
DR GO; GO:0033916; F:beta-agarase activity; IDA:UniProtKB.
DR GO; GO:0016052; P:carbohydrate catabolic process; IDA:UniProtKB.
PE 1: Evidence at protein level;
KW Direct protein sequencing; Glycosidase; Hydrolase; Secreted.
FT CHAIN 1..>10
FT /note="Beta-agarase AgaA34"
FT /id="PRO_0000347325"
FT NON_TER 10
FT /evidence="ECO:0000303|PubMed:18071641"
SQ SEQUENCE 10 AA; 1053 MW; 47541E19D5A1B2C7 CRC64;
ASLVTSFEEA