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Uricase (UA) (C007B-586485)

Catalog No.
C007B-586485
Mfr. No.
U774062-10KU
Mfr. Name
Aladdin Scientific
Qty/UOM
1
UOM
EA
Price: $1,143.12
List Price: $1,270.14

用途:用于尿酸试剂的研发和大量配制。酶学性质  来源:微生物 分类:EC 1.7.

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Shipping Lead-Time: 4-8 weeks
Adding to cart… The item has been added

§" ̈©‚¬":§" ̈¤oŽ¥°¿©... ̧¨ Ì„¥€°'§Å¡"§ "¥'和大©€¡©...制€‚酶学性质 ‚ ¦¥¦o¯1„4Å¡¥3„4®§"Ÿ§€°©‚ 分类:EC 1.7.3.3 分¥­©€¡¯1„4Å¡40 kDa (SDS-PAGE) 等电点:5.1 Km å€:2.1x10^-5 M (Urate) 抑制剂:Fe3+, Co2+,Cu2+, Mn2+,Zn2+ 最适 pH:8.5 图 1最适温度:37°C 图 2pH 稳定性:5.5-10.0 (25°C, 16 h) 图 3热稳定性:60°C以下稳定 (pH 8.5,30 min) 图 4稳定性:-25~-15°C©TM§1„2®¤¿¥­ ̃ 12 ¤ ̧a¦Å“ˆ¤¿¦Å’80%以上活性 图 5¤¿¦Å ¤¥€°':ç¡é…¸§€º£‚¬EDTA¥Å ©Å¾§¦»¥­¥Å¾€¹¨¡ ̈©¢¦ ́»¦‚¬§¥€°' 活性测定方法1£‚¬¥Å½Å¸§€ ‚ å°¿é…¸(Uric acid)çš„©€¡¥ Ì„§" ̈¥Ë†€ ¥...€°¥...€°¥o¦¨®¡¥Å“ ̈290 nm下检测€‚2£‚¬©...¶¦ ́»¥®Å¡¤1€°‚ ¥¤1„2©...¶¦ ́»¥®Å¡¤1€°¤ ̧o¥Å“ ̈¤ ̧€¹¨¿°¥åº”¦¡¤»¶¤ ̧€¹¯1„4Å’¦ Ì„¥Ë†€ ©'Ÿ¦°§¥Å’€“ 1mol 尿酸所需的酶©€¡£‚¬'3£‚¬¨ ̄剂准备酶稀释液:在800 mL¥Å’¨' ̧¦° ́¤ ̧­¦o¶¨§£3.09 gç¡é…¸,0.37 g EDTA·Na2·2H2O ¥'Å’ 0.01 g Triton X-100,用 NaOH调节pH至8.5,用¥Å’¨' ̧¦° ́¥®Å¡¥®1¨€¡3 1000 mL€‚ 试剂 I:0.01%¥°¿©... ̧¦ Ì„¦¶2¯1„4ˆ§§°¥€“0.01 gå°¿é…¸, 用酶稀释液定容至 100 mL)€‚ 试剂 II:0.001%尿酸溶液(¥€“10 mL试剂 I, 用酶稀释液定容至 100 mL)£‚¬'‚ ¦ ·¥":用酶稀释液将酶稀释至0.25-0.50 U/mL€‚ 4£‚¬¦"作步骤4.1 将试剂 II 置于 37°C水浴锅预热€‚4.2 ¥' 3 mL ¦ Ì„"¨€°2§Å¡¿¤ ̧­¥Å  ¥...¥ 2 mL 试剂 II,0.5 mL¥Å’¨' ̧¦° ́£‚¬'¥Å  ¥...¥0.5 mL待测酶液,混匀€‚4.3 37°C¥åº”,用分光光度计在290 nm检测 ¦ ·¥"1 min 内的¥ ̧¥...€°¥o¦¥ ̃¥Å’€“(ˆ†As)€‚*用酶稀释液替代酶液,其它步骤相¥Å’¯1„4Å’¦€°‚¬¥3„4€”溶液¥ ̧¥...€°¥o¦¤ ̧o§©o§TM1„2¥ ̧¥...€°¥o¦¯1„4ˆ¢Ë†€ Ab) ˆ†A=ˆ†As-ˆ†Ab 5€ æ´»åŠ›è®¡ç®— 3.0:¥åº”液总体积(mL);0.5:酶液体积(mL);1.0:光路长度 (cm)¯1„4€ºdf¯1„4Å¡§ ̈‚¬©€¡Å ¥‚¬¦°¯1„4€ºC:酶浓度( mg/mL)¯1„4€º5.0:活力¦¢§®€”系数;12.2:尿酸在290 nm处毫摩尔¥ ̧¥...€°§3»¦°(cm2/ mol)€‚

Specifictaions: Bioactive, ActiBioPure¢"¢, High Performance, EnzymoPure¢"¢, 90%(SDS-PAGE), 20 U/mg powder

Molecular Weight: 232-655-5

PubChem CID: 14228836

Isomeric SMILES: C1=CN(C(=O)NC1=O)C2C(C(C(O2)COP(=O)(O)OC3C(OC(C3O)N4C=CC(=O)NC4=O)CO)O)O.N

UPC:
51287009
Condition:
New
Weight:
1.09 Ounces
HazmatClass:
No
WeightUOM:
LB
MPN:
U774062-10KU
CAS:
9002-12-4
Product Size:
10KU
Hazard Statement Codes:
H334
Precautionary Statement Codes:
P342+P316;P304+P340;P284;P501;P261

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