KEGG   ENZYME: 1.6.3.1
Entry
EC 1.6.3.1                  Enzyme                                 
Name
NAD(P)H oxidase (H2O2-forming);
THOX2;
ThOX;
dual oxidase;
p138tox;
thyroid NADPH oxidase;
thyroid oxidase;
thyroid oxidase 2;
NADPH oxidase;
NAD(P)H:oxygen oxidoreductase;
NAD(P)H oxidase
Class
Oxidoreductases;
Acting on NADH or NADPH;
With oxygen as acceptor
Sysname
NAD(P)H:oxygen oxidoreductase (H2O2-forming)
Reaction(IUBMB)
NAD(P)H + H+ + O2 = NAD(P)+ + H2O2 [RN:R07171 R07172]
Reaction(KEGG)
R07171 R07172
Substrate
NADH [CPD:C00004];
NADPH [CPD:C00005];
H+ [CPD:C00080];
O2 [CPD:C00007]
Product
NAD+ [CPD:C00003];
NADP+ [CPD:C00006];
H2O2 [CPD:C00027]
Comment
Requires FAD, heme and calcium. When calcium is present, this transmembrane glycoprotein generates H2O2 by transfering electrons from intracellular NAD(P)H to extracellular molecular oxygen. The electron bridge within the enzyme contains one molecule of FAD and probably two heme groups. This flavoprotein is expressed at the apical membrane of thyrocytes, and provides H2O2 for the thyroid peroxidase-catalysed biosynthesis of thyroid hormones.
History
EC 1.6.3.1 created 2003, modified 2013
Orthology
K13411  dual oxidase
Genes
HSA50506(DUOX2) 53905(DUOX1)
PTR453395(DUOX2) 467673(DUOX1)
PPS100974723(DUOX1) 100978429(DUOX2)
GGO101137548(DUOX1) 101139037(DUOX2)
PON100445893(DUOX2) 100447745(DUOX1)
NLE100588618(DUOX1) 100595406(DUOX2)
HMH116481630(DUOX2) 116481634(DUOX1)
MCC713126(DUOX1) 713906(DUOX2)
MCF102131806(DUOX2) 102133834(DUOX1)
MTHB126959003 126959006
MNI105491060(DUOX1) 105491076(DUOX2)
CSAB103245704(DUOX2) 103245708(DUOX1)
CATY105588180(DUOX2) 105588237(DUOX1)
PANU101001178(DUOX1) 101003630(DUOX2)
TGE112627574(DUOX2) 112627626(DUOX1)
MLEU105548205(DUOX2) 105548207(DUOX1)
RRO104653891(DUOX2) 104653893(DUOX1)
RBB108530131(DUOX1) 108530134(DUOX2)
TFN117070727(DUOX1) 117070728(DUOX2)
PTEH111552779(DUOX2) 111552783(DUOX1)
CANG105502161(DUOX1) 105502244(DUOX2)
CJC100387872(DUOX2) 100406741(DUOX1)
SBQ101043225(DUOX1) 101045049(DUOX2)
CIMI108315882(DUOX1) 108315930(DUOX2)
CSYR103264964(DUOX1) 103264967(DUOX2)
MMUR105872553(DUOX2) 105872556(DUOX1)
LCAT123622110(DUOX2) 123622143(DUOX1)
PCOQ105814270(DUOX1) 105814287(DUOX2)
OGA100944838(DUOX2) 100951355(DUOX1)
MMU214593(Duox2) 99439(Duox1)
MCAL110289528(Duox2) 110289597(Duox1)
MPAH110318871(Duox2) 110318947(Duox1)
RNO266807(Duox1) 79107(Duox2)
MCOC116091779(Duox2) 116091780(Duox1)
ANU117702979(Duox1) 117703645
MUN110553262(Duox2) 110553266(Duox1)
CGE100764526(Duox2) 100774391(Duox1)
MAUA101839193(Duox2) 101839454(Duox1)
PROB127221539(Duox1) 127221542(Duox2)
PLEU114699556(Duox2) 114699606(Duox1)
MORG121465728(Duox1) 121465787(Duox2)
MFOT126496594 126496822
AAMP119814681(Duox1) 119815006(Duox2)
NGI103746898(Duox2) 103746936(Duox1)
HGL101698133(Duox1) 101698889(Duox2)
CPOC100712930(Duox2) 100713662(Duox1)
CCAN109692712(Duox2) 109692713(Duox1)
DORD105980984(Duox1) 105980986(Duox2)
DSP122114489(Duox2) 122114688(Duox1)
PLOP125340532(Duox2) 125340795(Duox1)
NCAR124976018 124976951
MMMA107138131(Duox1) 107138136(Duox2)
OCU100344845 100345610
OPI101518356(DUOX1) 101527435(DUOX2)
TUP102471164(DUOX2) 102496442(DUOX1)
GVR103599021(DUOX2) 103599027(DUOX1)
CFA403719(DUOX2) 403720(DUOX1)
CLUD112676001(DUOX1) 112676004(DUOX2)
VVP112919876(DUOX2) 112919877(DUOX1)
VLG121480469(DUOX1) 121485693(DUOX2)
NPO129504180(DUOX2) 129504193(DUOX1)
AML100469477
UMR103656587(DUOX2) 103656588(DUOX1)
UAH113246795 113249136 113269715
UAR123775598 123801946(DUOX1) 123801956(DUOX2)
ELK111159740 111161962
LLV125104903 125105521
MPUF101675593(DUOX2) 101677288
MNP131999714(DUOX2) 131999717(DUOX1)
MLK131836227 131836230(DUOX1)
NVS122893437(DUOX1) 122893611(DUOX2)
ORO101365122(DUOX2) 101365433(DUOX1)
EJU114226548(DUOX1) 114226550(DUOX2)
ZCA113908521(DUOX2) 113909575(DUOX1)
MLX118003552(DUOX2) 118003553
NSU110585577(DUOX1) 110585599(DUOX2)
LWW102736507(DUOX1) 102745755(DUOX2)
FCA101087408(DUOX2) 101091374(DUOX1)
PYU121041635(DUOX2) 121041640(DUOX1)
PCOO112855594 112855595(DUOX2)
PBG122468696(DUOX1) 122468698(DUOX2)
LRUF124508067 124508070
PTG102968075(DUOX2) 102968369(DUOX1)
PPAD109263047(DUOX1) 109263048(DUOX2)
PUC125909963 125910376
AJU106986276 106986277
HHV120243824(DUOX1) 120243827(DUOX2)
BTA510409(DUOX1) 785698(DUOX2)
BOM102272102(DUOX2) 102277170(DUOX1)
BIU109564555(DUOX1) 109565168(DUOX2)
BBUB102403106(DUOX1) 102405152(DUOX2)
BBIS104994233(DUOX2) 104994265(DUOX1)
CHX102179569(DUOX1) 106502554(DUOX2)
OAS100462743(DUOX2) 101111972(DUOX1)
BTAX128054038(DUOX1) 128054063(DUOX2)
ODA120852935(DUOX2) 120852937(DUOX1)
CCAD122443648(DUOX1) 122443649(DUOX2)
MBEZ129562620(DUOX1) 129563165(DUOX2)
SSC397060(DUOX2) 397177(DUOX1)
CFR102510558(DUOX1) 102510795(DUOX2)
CBAI105076985(DUOX2) 105077066(DUOX1)
CDK105101748(DUOX1) 105101749(DUOX2)
VPC102537541(DUOX2) 102537792(DUOX1)
BACU103001055(DUOX2) 103001339(DUOX1)
LVE103071982(DUOX2) 103076766(DUOX1)
OOR101269659(DUOX1) 101280015(DUOX2)
DLE111181555 111181567
PCAD102980878(DUOX2) 102993288(DUOX1)
PSIU116748576 116749048(DUOX2)
NASI112410647
ECB100070541(DUOX1) 100070566(DUOX2)
EPZ103554035(DUOX1) 103554037(DUOX2)
EAI106834993(DUOX1) 106834997(DUOX2)
MYB102242003(DUOX2) 102252627(DUOX1)
MYD102771512(DUOX1) 102771797(DUOX2)
MMYO118651162(DUOX2) 118651210(DUOX1)
MLF102431860(DUOX2) 102435194(DUOX1)
MNA107536153(DUOX1) 107536249(DUOX2)
PKL118721941(DUOX1) 118722118(DUOX2)
EFUS103287540(DUOX2) 103287541(DUOX1)
HAI109396658(DUOX1) 109396662
DRO112311051(DUOX2) 112311507(DUOX1)
SHON118992575(DUOX2) 118992576(DUOX1)
AJM119053965(DUOX1) 119054202(DUOX2)
PDIC114493099(DUOX2) 114493372(DUOX1)
PHAS123808383(DUOX2) 123808384(DUOX1)
MMF118634032(DUOX2) 118643623(DUOX1)
RFQ117022873(DUOX2) 117022930(DUOX1)
PPAM129063884(DUOX1) 129063909(DUOX2)
PALE102894515(DUOX1) 102895435(DUOX2)
PGIG120622692(DUOX1) 120622695(DUOX2)
PVP105288716(DUOX1) 105288802(DUOX2)
RAY107514952(DUOX2) 107514968(DUOX1)
MJV108400250(DUOX2) 108400257(DUOX1)
TOD119238574 119238578(DUOX1)
SARA101538188(DUOX2) 101544879(DUOX1)
LAV100661484(DUOX2) 100677682(DUOX1)
TMU101345381 101356645
ETF101649942(DUOX1) 101654000
DNM101412118(DUOX2) 101412552
MDO100012658(DUOX2) 100012836(DUOX1)
GAS123234061 123235930(DUOX1)
SHR100931267(DUOX2) 100932050(DUOX1)
AFZ127546640 127549323
PCW110223647(DUOX1) 110223721
OAA100089154(DUOX2) 100093104
GGA427482(DUOX2)
PCOC116244490(DUOX2)
MGP100538948(DUOX2)
CJO107318475(DUOX2)
TPAI128075553(DUOX2)
LMUT125698129(DUOX2)
NMEL110403879(DUOX2)
APLA101800626
ACYG106047419(DUOX2)
CATA118258122(DUOX2)
AFUL116493480
TGU100218721
LSR110483946
SCAN103816154
PMOA120508906
OTC121343480
PRUF121354438
GFR102037063(DUOX2)
FAB101805677(DUOX2)
OMA130257185
PHI102105296
PMAJ107209583
CCAE111934317
CCW104697496
CBRC103613492
ETL114060481(DUOX2)
ZAB102073652(DUOX2)
ACHL103803619
SVG106861562(DUOX2)
MMEA130582049(DUOX2)
HRT120758814(DUOX2)
FPG101914675(DUOX2)
FCH102054788
CLV102097710(DUOX2)
EGZ104130687(DUOX2)
NNI104016775(DUOX2)
PCRI104035098
PLET104623027
EHS104510797
PCAO104045946
ACUN113483989
TALA104369414
PADL103916812(DUOX2)
AFOR103896475
ACHC115341551
HALD104314108
HLE104834669(DUOX2)
AGEN126043498
GCL127020504
CCRI104161059(DUOX2)
CSTI104554504
CMAC104476107(DUOX2)
MUI104546897
BREG104629205(DUOX1)
FGA104069584(DUOX2)
GSTE104261232
LDI104355052
MNB103773474
OHA104330638
NNT104404842
SHAB115612850
PGUU104468825
ACAR104517945
CPEA104396143(DUOX2)
AVIT104275030(DUOX2)
CVF104293626
RTD128914814(DUOX2)
CUCA104064857(DUOX2)
TEO104381060(DUOX2)
BRHI104491634
AAM106487968
AROW112967264
NPD112951292(DUOX2)
TGT104580189(DUOX2)
DNE112993048(DUOX2)
SCAM104139038(DUOX2)
ASN102372872
AMJ102573689(DUOX2)
CPOO109308805
GGN109288798
PSS102461565(DUOX2)
CMY102933380
CCAY125644070
DCC119862561
CPIC101942492(DUOX2)
TST117884303(DUOX2)
CABI116827174
MRV120373615
ACS100562649
ASAO132762396(DUOX2)
PVT110091655
SUND121934790(DUOX2)
PBI103059551(DUOX2)
PMUR107294062(DUOX2)
CTIG120306363
PGUT117674550(DUOX2)
APRI131184833(DUOX2)
PTEX113442373(DUOX2)
NSS113422914(DUOX2)
VKO123033744
PMUA114584565(DUOX2)
PRAF128401762(DUOX2)
ZVI118092463
HCG128335217
GJA107106710
STOW125424641
EMC129345260(DUOX2)
XLA108710292(duox2.L) 108711340 108712328(duox2.S)
XTR100486050(duox2) 100486194(duox1)
NPR108801818 108804829
RTEM120931421 120931423
BBUF120985726(DUOX1) 120986322
BGAR122923413 122927672
MUO115458066 115458080
GSH117348294 117348540
DRE565097(duox)
SRX107712499 107739096
SANH107662471 107688941
SGH107557982 107589348
CCAR109059806
CAUA113043483 113043896 113067050
CGIB127946775 128013932
PTET122330495(duox)
LROH127157149(duox)
OMC131534476(duox)
PPRM120495536(duox)
RKG130099345(duox)
MAMB125247766(duox)
CIDE127507635
MASI127435739
TROS130551643(duox)
TDW130414330(duox)
MANU129433482(duox)
IPU108275020(duox)
IFU128618319(duox)
PHYP113529691(duox1)
SMEO124392773(duox)
TFD113660148(duox)
TVC132856860(duox)
AMEX103026091(duox1)
CMAO118811708(duox)
EEE113584048
CHAR105892344(duox)
TRU100124426(duox)
TFS130535906(duox)
TNGGSTEN00025605G001
LCO104937849(duox1)
NCC104960088(duox1)
TBEN117491690(duox)
CGOB115009999
PGEO117448565(duox)
GACU117538906(duox)
ELY117262773(duox)
EFO125887379(duox)
PLEP121950646(duox)
SLUC116038809(duox)
ECRA117949674(duox)
ESP116693897(duox1)
PFLV114559718(duox1)
GAT120809557(duox)
PPUG119195784(duox)
AFB129108597(duox)
CLUM117731992(duox)
MSAM119894233(duox)
SCHU122874546(duox)
CUD121515362(duox)
ALAT119024169(duox)
MZE101470770
ONL100696790(duox1)
OAU116326693(duox)
OLA101160477(duox1)
OML112152210(duox)
XMA102217295(duox1)
XCO114151766(duox1)
XHE116710584 116711046
PRET103466440(duox1)
PFOR103155698
PLAI106958144
PMEI106919349
GAF122834984(duox)
PPRL129359358(duox)
CVG107087399
CTUL119775040(duox)
GMU124882361(duox)
NFU107388507
KMR108229956(duox)
ALIM106526813(duox1)
NWH119416339(duox)
AOCE111577711
MCEP125014956(duoX)
CSEM103380468(duox1)
POV109624285(duox1)
SSEN122761368(duox)
HHIP117763804(duox)
HSP118110158(duox)
LCF108876727(duox)
SDU111229749(duox1)
SLAL111658523(duox1)
XGL120793840(duox)
HCQ109507657(duox1)
SSCV125971362
SBIA133502387(duox)
PEE133402813(duox)
PTAO133478562(duox)
BPEC110169429
MALB109973835
BSPL114857408(duox)
SJO128359313(duox)
SASA106561775 106584698
STRU115192881 115197710
OTW112257697(duox)
OMY110502555(duox) 110521216
OGO124031608 124037496
ONE115144669
OKI109885757 109898227
OKE118378263 118378457
SALP112068471 112070024
SNH120051672 120065946
CCLU121540085 121568188
ELS105018355(duox1)
SFM108926713 108931140
PKI111835096(duox1)
AANG118214827(duox) 118227745
LOC102686607
PSPA121294413 121299078
ARUT117427637 117429209
PSEX120541780(duox)
LCM102354060
CMK103188862(duox) 103189631
RTP109915384 109929142
CPLA122542470 122542494(duox)
HOC132834712(duox) 132834849
LERI129713461(duox) 129713673
PMRN116939211 116939218 116941785
LRJ133346585
BFO118405238 118410062 118410673
BBEL109478520 109484726 109485115
CIN100170036(duox-d) 100170037(duox-c) 100170038(duox-b) 100170039(duox-a)
SCLV120342587
SPU100893745 588656(duox1)
LPIC129262287 129262288
APLC110980995
AJC117119778
SKO100378968 102804119 102808835
DMEDmel_CG3131(Duox)
DER6542143
DSE6613156
DSIDsimw501_GD22800(Dsim_GD22800)
DYADyak_GE15013
DAN6497732
DSR110185672
DPO4816533
DPE6603391
DMN108163035
DWI6644426
DGR6570040
DMODmoj_GI12101
DAZ108610468
DNV115564315
DHE111592500
CCAT101460810
BOD106625065
BDR105225675
RZE108361967 108372158
AOQ129247091
TDA119687726
MDE101898456
SCAC106088128
LCQ111691057
LSQ119602199
GFS119642325
ECOE129938951
CLON129609482
HIS119652329
AGA1279399
ACOZ120957353
AARA120901491
AMER121595666
ASTE118512226
AFUN125775114
AMOU128302188
AALI118460842
AAG5569378
AALB109622897 115258596
CQUCpipJ_CPIJ003117
CPII120422785
CNS116343935
BCOO119081949
AME551970
ACER107993848
ALAB122712686
ADR102679095
AFLR100869014
BIM100742890
BBIF117206993
BVK117235941
BVAN117154209
BTER100646100
BAFF126916062
BPYO122566024
BPAS132905008
FVI122537563
CCAL108628573
OBB114871314
OLG117605491
MGEN117217339 117223205
NMEA116428719 116432216
CGIG122398578 122399477
SOC105193293 105198516
MPHA105832768 105839999
AEC105143353
ACEP105623067
PBAR105425537 105433753
VEM105561934 105565430
HST105180870 105189824 105191215
DQU106745647 106748066
CFO105249651 105253135
FEX115238324 115238334 115243603
LHU105674245 105674838
PGC109853998 109861167
OBO105277837 105283516
PCF106787395 106787604
PFUC122514344 122522295
VPS122626888 122632224
VCRB124431389
VVE124946379
NVI100123854
CSOL105360056
TPRE106654602
LHT122502121
LBD127287382
MDL103568521 103578043
CGLO123258500 123265286
FAS105271402 105271872
DAM107039719 107045559
AGIF122857152
CINS118071263
VCAN122414533
CCIN107264776 107268015 107268261
DSM124404959 124411074
NPT124211416 124220322
NFB124175046 124183629
NLO107224630 107226508
NVG124297468 124306051
AROA105689367 105690261
TCA659451 660520
DPA109541703
SOY115891745
AGRG126735493
ATD109594881 109594882 109596781
CSET123316127 123322151
AGB108905028 108907487
LDC111502526 111510352
NVL108556323 108568369
APLN108735923
PPYR116165495 116181099
OTU111425098 111429313
BMOR101742234
BMAN114249899
MSEX115447638
DPLKGM_207783
BANY112051693
MJU123872626
NIQ126773546
VCD124534246
MCIX123656610
PMAC106717948
PPOT106108434
PXU106115869
PRAP110992372
PBX123709947
PNAP125053715
ZCE119830708
CCRC123696144
LSIN126975823
HAW110372854
HZE124637464
TNL113498966
SLIU111347853
OFU114364584
PXY105389437
PGW126371855
CFEL113386970
CCRN123291727 123294128
API100160850
DNX107163754
AGS114128657
RMD113556351
ACOO126833243
DVT126908066
BTAB109040851
DCI103506134
CLEC106669322
HHAL106678549
NLU111058714 120354282
HVI124366471 124371953
MQU129001946 129002045
PHUPhum_PHUM454140
FOC113214828
TPAL117640823
ZNE110836218 110836302
CSEC111862142 111873871
SGRE126355596
IEL124159382 124167279
FCD110845799 110847047
DPXDAPPUDRAFT_115264 DAPPUDRAFT_320872 DAPPUDRAFT_329115
DMK116936030
DPZ124344465 124344476
PVM113809368 113821689
PJA122247237 122250160
PCHN125029410 125043153
PMOO119580595 119585016
HAME121856691 121876182
PCLA123765441 123768988
CQD128686120 128694942
PTRU123502638 123516038
ESN127003819 127005734
HAZT108668232 108674360
EAF111699344 111712072
LSM121126652 121132081
TCF131882251 131882785
PPOI119096881 119097515 119109308
ISC115322793 8031895
DSV119434619 119442650
RSAN119386466 119387297
RMP119178146 119188292
VDE111248894
VJA111269827
TUT107362746 107366415
DPTE113794004 113795926
DFR124490589 124491423
CSCU111612592 111619848 111625119
PTEP107441689 107445505 107451888
UDV129216752 129217818 129223755
SDM118182489 118187761 118195019
LPOL106457545 106464290 106475085 106477616
PMEO129586240
CELCELE_F53G12.3(duox-2) CELE_F56C11.1(bli-3)
CBRCBG_05103(Cbr-duox-2)
CRQGCK72_001329
NAINECAME_02527
BMYBM_BM4466(Bm4466)
LOALOAG_18205
TSPTsp_00940
LGILOTGIDRAFT_112352 LOTGIDRAFT_235056 LOTGIDRAFT_235234
PVUL126817982 126818032 126822318
PCAN112553786 112554429 112554430 112558393
BGT106070912 106078268
GAE121385129 121388454
HRF124112180 124122507 124122515
HRJ124278674 124291869 124291870
CRG105325327 105331097 105334568
CVN111128315 111128630 111129986 111129994 111136982
CANU128175759 128176036 128179806
OED125645917 125649060 125650048
MYI110445627 110445731 110453652 110456222
PMAX117314677 117334185 117334744
MCAF127730076 127734067 127734992
MMER123560845 123565534 123566150 123566602
RPHI132724237 132757527
DPOL127859436 127877225 127879739 127879740 127879741
OBI106882005
OSN115213405
LAK106150451 106151065 106178827
DGT114531756 114531757
XEN124439533 124439535
AQU100637823
CCPCHC_T00004536001
PANPODANSg09756
MGRMGG_08299
PPEIPpBr36_02127
FPUFPSE_02823
FVRFVEG_12250
FOXFOXG_13287
VALVDBG_00422
VDAVDAG_00032
CFJCFIO01_04415
CHIGCH63R_09213
PFYPFICI_13149
SREPTSG_06098
 » show all
Reference
1  [PMID:12110737]
  Authors
Moreno JC, Bikker H, Kempers MJ, van Trotsenburg AS, Baas F, de Vijlder JJ, Vulsma T, Ris-Stalpers C
  Title
Inactivating mutations in the gene for thyroid oxidase 2 (THOX2) and congenital hypothyroidism.
  Journal
N Engl J Med 347:95-102 (2002)
DOI:10.1056/NEJMoa012752
  Sequence
[hsa:50506]
Reference
2  [PMID:11822874]
  Authors
De Deken X, Wang D, Dumont JE, Miot F
  Title
Characterization of ThOX proteins as components of the thyroid H(2)O(2)-generating system.
  Journal
Exp Cell Res 273:187-96 (2002)
DOI:10.1006/excr.2001.5444
  Sequence
[hsa:53905 50506]
Reference
3  [PMID:10806195]
  Authors
De Deken X, Wang D, Many MC, Costagliola S, Libert F, Vassart G, Dumont JE, Miot F
  Title
Cloning of two human thyroid cDNAs encoding new members of the NADPH oxidase family.
  Journal
J Biol Chem 275:23227-33 (2000)
DOI:10.1074/jbc.M000916200
  Sequence
[hsa:53905 50506]
Reference
4  [PMID:10601291]
  Authors
Dupuy C, Ohayon R, Valent A, Noel-Hudson MS, Deme D, Virion A.
  Title
Purification of a novel flavoprotein involved in the thyroid NADPH oxidase. Cloning of the porcine and human cdnas.
  Journal
J Biol Chem 274:37265-9 (1999)
DOI:10.1074/jbc.274.52.37265
  Sequence
[hsa:50506] [ssc:397060]
Reference
5  [PMID:10401672]
  Authors
Leseney AM, Deme D, Legue O, Ohayon R, Chanson P, Sales JP, Pires de Carvalho D, Dupuy C, Virion A.
  Title
Biochemical characterization of a Ca2+/NAD(P)H-dependent H2O2 generator in human thyroid tissue.
  Journal
Biochimie 81:373-80 (1999)
DOI:10.1016/S0300-9084(99)80084-4
Reference
6  [PMID:1995628]
  Authors
Dupuy C, Virion A, Ohayon R, Kaniewski J, Deme D, Pommier J.
  Title
Mechanism of hydrogen peroxide formation catalyzed by NADPH oxidase in thyroid plasma membrane.
  Journal
J Biol Chem 266:3739-43 (1991)
Other DBs
ExplorEnz - The Enzyme Database: 1.6.3.1
IUBMB Enzyme Nomenclature: 1.6.3.1
ExPASy - ENZYME nomenclature database: 1.6.3.1
BRENDA, the Enzyme Database: 1.6.3.1
CAS: 77106-92-4
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