Entry
Name
D-tagatose 3-epimerase;
L-ribulose 3-epimerase;
ketose 3-epimerase
Class
Isomerases;
Racemases and epimerases;
Acting on carbohydrates and derivatives
BRITE hierarchy
Sysname
D-tagatose 3-epimerase
Reaction(IUBMB)
(1) D-tagatose = D-sorbose [RN:
R10818 ];
(2) D-psicose = D-fructose [RN:
R10817 ]
Reaction(KEGG)
Substrate
Product
Comment
The enzymes isolated from the bacteria Pseudomonas cichorii [2], Pseudomonas sp. ST-24 [1], Rhodobacter sphaeroides [3] and Mesorhizobium loti [4] catalyse the epimerization of various ketoses at the C-3 position, interconverting D-fructose and D-psicose, D-tagatose and D-sorbose, D-ribulose and D-xylulose, and L-ribulose and L-xylulose. The specificity depends on the species. The enzymes from Pseudomonas cichorii and Rhodobacter sphaeroides require Mn2+ [2,3].
History
EC 5.1.3.31 created 2014
Orthology
K18910 D-psicose/D-tagatose/L-ribulose 3-epimerase
Genes
HJA : BST95_04425 BST95_12590
HALC : EY643_09855 EY643_18065
BYI : BYI23_A020710 BYI23_C011990
BUM : AXG89_26010 AXG89_26680 AXG89_39165
MLN : A9174_07595 A9174_08640 A9174_16425
MCI : Mesci_1491 Mesci_1666 Mesci_2436
MCIC : A4R28_18335 A4R28_19240 A4R28_29380
MOP : Mesop_1534 Mesop_1710 Mesop_3167
MAM : Mesau_01552 Mesau_01736
MAMO : A6B35_23710 A6B35_29250
MESW : A9K65_007645 A9K65_008745 A9K65_012765
MESM : EJ066_03060 EJ066_03250 EJ066_17540
MHUA : MCHK_3614 MCHK_4785 MCHK_4976
MJR : EB229_07810 EB229_08805 EB229_16650
MERD : EB233_07715 EB233_08995 EB233_13835
MOH : IHQ72_08940 IHQ72_09120 IHQ72_27775
MMEI : LRP31_08215 LRP31_08410 LRP31_27855
CHEA : PVE73_09450 PVE73_20200 PVE73_21895 PVE73_23455
PHT : BLM14_20585 BLM14_28575
NKI : KW403_07560 KW403_17410
SMK : Sinme_3703 Sinme_5929
SMQ : SinmeB_4198 SinmeB_6248
SMX : SM11_pC0916 SM11_pD1142
SMI : BN406_04469 BN406_06197
SMEG : C770_GR4pC0646 C770_GR4pD1134
SMEL : SM2011_a1354 SM2011_b20488
SMER : DU99_22340 DU99_30880
SMD : Smed_0189 Smed_3635 Smed_5868
SFD : USDA257_c17260 USDA257_c31550
SIX : BSY16_4547 BSY16_5610 BSY16_5683
SINO : SS05631_b52670 SS05631_b60350
ENU : PYH37_001096 PYH37_001371
EGI : PZN02_000231 PZN02_002661 PZN02_004489
SKM : PZL22_001248 PZL22_004934
EAD : OV14_a0256 OV14_b0219 OV14_b1208
EAH : FA04_21405 FA04_32495
ECAA : J3R84_26585 J3R84_34940
ENP : JVX98_02720 JVX98_29745
ATU : Atu4748 Atu4750(dpe)
ATA : AWN88_06825 AWN88_06835
AGT : EYD00_18345 EYD00_18355
ALF : CFBP5473_22900 CFBP5473_22910
AVQ : HRR99_19475 HRR99_19485 HRR99_20215
ASAL : CFBP5507_15280 CFBP5507_15290
RIR : BN877_II0941(dpe) BN877_II0943
RPUS : CFBP5875_18470 CFBP5875_18480
ACUC : KZ699_23755 KZ699_23765
ALEG : CFBP4996_25045 CFBP4996_25055
RLE : RL0640 pRL120195 pRL120584
RLT : Rleg2_0259 Rleg2_4619
RLG : Rleg_0288 Rleg_4979 Rleg_5314
RLB : RLEG3_08105 RLEG3_09580 RLEG3_11330
RLU : RLEG12_11035 RLEG12_12650
RHL : LPU83_pLPU83d0377 LPU83_pLPU83d1620 LPU83_pLPU83d1622
RGA : RGR602_PC00423 RGR602_PC01248 RGR602_PC01887
RHV : BA939_22530 BA939_22540
RJG : CCGE525_28665 CCGE525_30445
RAD : CO657_01360 CO657_28525
RII : FFM53_009985 FFM53_025775 FFM53_027445 FFM53_032190
RHID : FFM81_017945 FFM81_024420 FFM81_031275
RRG : J3P73_03780 J3P73_24935 J3P73_26915
RAW : NE851_13185 NE851_32550
RSUL : N2599_08630 N2599_13605 N2599_27725
RLW : RlegWSM1455_01350 RlegWSM1455_24455 RlegWSM1455_28195
RRHO : PR018_20000 PR018_20005
ARA : Arad_12385 Arad_7080 Arad_9421
ARO : B0909_13780 B0909_13790
RBW : RLCC275e_01310 RLCC275e_24220 RLCC275e_26810 RLCC275e_26910
NEN : NCHU2750_50190(dpe) NCHU2750_50210(dpe)
SHZ : shn_02665 shn_26005 shn_32275
SOJ : K6301_18835 K6301_21570 K6301_22180
SSUM : Q9314_21070 Q9314_24620 Q9314_25960 Q9314_26625
KAI : K32_10170(dpe) K32_22710 K32_36220 K32_40870
STAR : G3545_22400 G3545_27685
LNE : FZC33_02690 FZC33_02800 FZC33_06310 FZC33_22685
MOC : BB934_21425 BB934_34660
CHEL : AL346_11300 AL346_20765
CDQ : BOQ54_03505 BOQ54_18525
DNP : N8A98_17835 N8A98_19895
MAAD : AZF01_07150 AZF01_07335
MLUT : JET14_08030 JET14_08205
AUA : M673_19160 M673_21385
AALA : IGS74_12725 IGS74_14295
AALM : LUX29_14615 LUX29_16170
AUZ : Sa4125_19540 Sa4125_46550
JIE : OH818_02065 OH818_02305 OH818_14410
PPHR : APZ00_11215 APZ00_11520
MALG : MALG_00913 MALG_04868
TPRO : Ga0080559_TMP2188 Ga0080559_TMP3730
SAGU : CDO87_19305 CDO87_20930
PDIM : PAF18_06530 PAF18_11910
LIT : FPZ52_00340 FPZ52_11885
AMAQ : GO499_03390 GO499_07825
LCK : HN018_02945 HN018_05720
PPSC : EHS13_30735 EHS13_32530
PBK : Back11_03730 Back11_03790
COHN : KCTCHS21_15520 KCTCHS21_60540
CLB : Clo1100_3083 Clo1100_3263
ACOL : K5I23_05420 K5I23_11840
LACY : A4V08_19625 A4V08_20610 A4V08_25180
CSCI : HDCHBGLK_00678 HDCHBGLK_00680 HDCHBGLK_03482
CHYL : CE91St63_00450(dpe_1) CE91St63_30390(dpe_2)
BPRL : CL2_01610 CL2_02560
ARF : AR1Y2_0028 AR1Y2_3038 AR1Y2_3102
ACAC : EYQ97_02340 EYQ97_02550 EYQ97_06320 EYQ97_13045
ANR : Ana3638_15530 Ana3638_20240
CBOL : CGC65_05515 CGC65_27435
QDO : H9Q78_06845 H9Q78_13760
CMIU : B1H56_02695 B1H56_07390 B1H56_07570 B1H56_11560 B1H56_11685 B1H56_13460 B1H56_13865
ERD : G7062_07145 G7062_10260
STRC : AA958_13980 AA958_29750
CCAP : AES38_02495 AES38_02500
CPHA : FGI33_10365 FGI33_10370
MIM : AKG07_07390 AKG07_10865
MIP : AXH82_01220 AXH82_04485
MICR : BMW26_11930 BMW26_15605
MCAW : F6J84_13210 F6J84_14175
MLZ : F6J85_16430 F6J85_16445
MPAO : IZR02_11880 IZR02_14935
RIA : C7V51_12145 C7V51_12150
CART : PA27867_3432 PA27867_3433
CPHY : B5808_17995 B5808_18000
HUM : DVJ78_04535 DVJ78_04585
HEA : HL652_15330 HL652_15335 HL652_17515
AGX : AGREI_0282 AGREI_0283
SUBT : KPL76_03265 KPL76_03270
AAGI : NCTC2676_1_00275 NCTC2676_1_02144
LMOI : VV02_00500 VV02_04345
IVA : Isova_2196 Isova_2984
SERW : FY030_04555 FY030_14440
TEZ : BKM78_06355 BKM78_11605
TLA : TLA_TLA_01284 TLA_TLA_02338
NAKA : H7F38_11820 H7F38_12870
MMAR : MODMU_2902 MODMU_5481
PRY : Prubr_00690 Prubr_06700
SYY : SYNGTS_1069(sll1304)
SYT : SYNGTI_1069(sll1304)
SYS : SYNPCCN_1068(sll1304)
SYQ : SYNPCCP_1068(sll1304)
OLE : K0B96_04280 K0B96_13950
LUO : HHL09_07575 HHL09_19000
MFF : MFFC18_09150(iolI_1)
PLH : VT85_17645 VT85_19445
GMR : GmarT_29260 GmarT_35380
GPN : Pan110_28090 Pan110_33410
SDYN : Mal52_42410 Mal52_49880
PLON : Pla110_31290 Pla110_34380
GES : VT84_08900 VT84_19690(iolI_2)
GOG : C1280_07445 C1280_17375
ULI : ETAA1_20970 ETAA1_53650 ETAA1_59940(iolI_3)
SBU : SpiBuddy_0540 SpiBuddy_2415
SGP : SpiGrapes_1435 SpiGrapes_1795 SpiGrapes_2373
ABAS : ACPOL_4053 ACPOL_4615
MICA : P0L94_12885 P0L94_16300
CHIT : FW415_13415 FW415_19430
FLC : KJS93_02920 KJS93_06950
HHY : Halhy_2208 Halhy_5266
SHT : KO02_09145 KO02_11615
SMIZ : 4412673_03704 4412673_03975
SDJ : NCTC13534_05143 NCTC13534_05200 NCTC13534_05553
AGD : FRZ59_01970 FRZ59_02110 FRZ59_02770
CMR : Cycma_1174 Cycma_4824
CAMU : CA2015_1081 CA2015_4633
ALM : AO498_11830 AO498_15905
SRD : SD10_05995 SD10_20405
SMON : AWR27_05675 AWR27_23290
SPIR : CWM47_12175 CWM47_28965
SPIK : EXU85_06785 EXU85_23685
SPIB : G8759_19575 G8759_22300 G8759_26250
STAE : HNV11_07645 HNV11_09145
SFOL : H3H32_02020 H3H32_22645
RHOZ : GXP67_15010 GXP67_16445
DFE : Dfer_3174 Dfer_4299 Dfer_4538 Dfer_4701
DSN : HWI92_14980 HWI92_16240
DYC : NFI80_13700 NFI80_15625 NFI80_21605
DFQ : NFI81_14865 NFI81_16795 NFI81_22745
DCN : MUK70_18340 MUK70_20625 MUK70_27040
RSI : Runsl_0649 Runsl_1322
RUN : DR864_15455 DR864_22240
RUP : DTQ70_12975 DTQ70_19960
EOL : Emtol_1244 Emtol_1284
FIB : A6C57_00580 A6C57_15130
ALS : DJ013_08970 DJ013_19955
ADD : HUW48_06280 HUW48_14970
ASWU : HUW51_05805 HUW51_08365 HUW51_09595
PRHO : PZB74_13215 PZB74_18410
AALG : AREALGSMS7_03197 AREALGSMS7_04767
EMAR : D1013_05000 D1013_10415
RBAR : AWN76_003905 AWN76_014945
ALAM : RT761_00419 RT761_00601(dpe) RT761_00669 RT761_01054 RT761_02213
» show all
Taxonomy
Reference
1
Authors
Itoh, H., Okaya, H., Khan, A. R., Tajima, S., Hayakawa, S., Izumori, K.
Title
Purification and characterization of D-tagatose 3-epimerase from Pseudomonas sp. ST-24.
Journal
Biosci Biotechnol Biochem 58:2168-2171 (1994)
Reference
Authors
Yoshida H, Yamada M, Nishitani T, Takada G, Izumori K, Kamitori S
Title
Crystal structures of D-tagatose 3-epimerase from Pseudomonas cichorii and its complexes with D-tagatose and D-fructose.
Journal
Reference
Authors
Zhang L, Mu W, Jiang B, Zhang T
Title
Characterization of D-tagatose-3-epimerase from Rhodobacter sphaeroides that converts D-fructose into D-psicose.
Journal
Sequence
Reference
Authors
Uechi K, Takata G, Fukai Y, Yoshihara A, Morimoto K
Title
Gene cloning and characterization of L-ribulose 3-epimerase from Mesorhizobium loti and its application to rare sugar production.
Journal
Sequence
Other DBs
ExplorEnz - The Enzyme Database: 5.1.3.31
ExPASy - ENZYME nomenclature database: 5.1.3.31