Entry
Name
unsaturated pyranuronate lyase;
kdgF (gene name)
Class
Lyases;
Carbon-oxygen lyases;
Other carbon-oxygen lyases
BRITE hierarchy
Sysname
4,5-unsaturated pyranuronate lyase (ring-opening)
Reaction(IUBMB)
(1) 4-deoxy-L-erythro-hex-4-enopyranuronate = (4S,5S)-4,5-dihydroxy-2,6-dioxohexanoate [RN:
R13196 ];
(2) 4-deoxy-L-threo-hex-4-enopyranuronate = (4S,5R)-4,5-dihydroxy-2,6-dioxohexanoate [RN:
R13197 ]
Reaction(KEGG)
Substrate
4-deoxy-L-erythro-hex-4-enopyranuronate [CPD:
C22713 ];
4-deoxy-L-threo-hex-4-enopyranuronate [CPD:
C22712 ]
Product
(4S,5S)-4,5-dihydroxy-2,6-dioxohexanoate [CPD:
C04471 ];
(4S,5R)-4,5-dihydroxy-2,6-dioxohexanoate [CPD:
C04053 ]
Comment
The enzyme, found in bacteria and archaea, is involved in the degradation of polysaccharides such as alginate and pectin. The enzyme catalyses a pyranose ring-opening reaction followed by enol-keto tautomerization.
History
EC 4.2.99.25 created 2023
Pathway
ec00040 Pentose and glucuronate interconversions
Orthology
K26933 unsaturated pyranuronate lyase
Genes
BUF : D8682_12305 D8682_19960
YSI : BF17_03155 BF17_20905
SFJ : SAMEA4384070_2299 SAMEA4384070_3444
SOF : NCTC11214_04028(chrR)
DZC : W909_07085 W909_10215
VOW : A9237_02435 A9237_02550
VBR : A6E01_10080 A6E01_15015
VCC : FAZ90_06430 FAZ90_19515
VAS : GT360_15095 GT360_17920 GT360_21525
VPG : LZI70_17705 LZI70_20435
PGB : H744_1c1625 H744_1c1647
SINV : K8B83_13155 K8B83_19180
PEA : PESP_a2368 PESP_a2548
PAGA : PAGA_a1384 PAGA_a1559
AGZ : M0C34_08985 M0C34_09025
ROI : N4261_15625 N4261_21490
CHEA : PVE73_09250 PVE73_22380
SAME : SAMCFNEI73_pC1045(kdgF)
BJU : BJ6T_01430 BJ6T_58120
BJP : RN69_00675 RN69_28160
VGO : GJW-30_1_01576 GJW-30_1_03333(oxdC)
LNE : FZC33_24040 FZC33_29200
DEI : C4375_00660 C4375_12800
MEY : TM49_04505 TM49_09020
LAP : ACP90_01855 ACP90_06615
RPOP : K1718_04480 K1718_25510
PAQT : E8L99_00805 E8L99_01845
PARO : CUV01_03325 CUV01_13960
AMAQ : GO499_06055 GO499_09490
AZT : TSH58p_18540 TSH58p_21420
DOV : DSCO28_13080 DSCO28_19990
PBD : PBOR_04235 PBOR_34740
PAEN : P40081_04565 P40081_36055
PHK : SK066_01100 SK066_15370
PNK : AASFL403_10925(kdgF)
PMAR : B0X71_18405 B0X71_18425
CMIC : caldi_06750 caldi_24260
FWA : DCMF_08070 DCMF_08095 DCMF_28900
CSH : Closa_0107 Closa_1624
CBAR : PATL70BA_1730(kdgF)
VPY : HZI73_07815 HZI73_21215
SBU : SpiBuddy_0058 SpiBuddy_0541
SASS : MUG09_00295 MUG09_16155
GRB : GOB94_12425 GOB94_15725
EDG : H7846_03410 H7846_12395
ADIN : H7849_02810 H7849_25930
PFER : IRI77_28350 IRI77_31900
BEG : INE88_01838 INE88_02594
DRC : G0Q07_07940 G0Q07_19890
MCOS : GM418_01485 GM418_08010
CFIL : MYF79_16410 MYF79_31810
CHOR : MKQ68_07885 MKQ68_17010
NKO : Niako_0386 Niako_5222
FLA : SY85_01270 SY85_05155
FGG : FSB75_04215 FSB75_07855
PSEG : D3H65_19215 D3H65_31770
LACS : H4075_12540 H4075_17330
PEP : AQ505_11710 AQ505_14540
PCM : AY601_1650 AY601_2144
PSTY : BFS30_00310 BFS30_23110
PGS : CPT03_07315 CPT03_08165
PEJ : FYC62_00985 FYC62_04845
PGJ : QG516_01375 QG516_25175
SSIY : JVX97_17855 JVX97_22800
MGK : FSB76_04255 FSB76_31010
MMAB : HQ865_15140 HQ865_17730
MROB : HH214_01810 HH214_10890
MJJ : PQO05_04570 PQO05_20650
ALS : DJ013_05850 DJ013_09515
DFQ : NFI81_12180 NFI81_24295
DCN : MUK70_11130 MUK70_27740 MUK70_28750
DPF : ON006_00605 ON006_12385 ON006_20645 ON006_31220
RUP : DTQ70_11530 DTQ70_21345
HYP : A0257_09175 A0257_19775
HMT : MTP16_03410 MTP16_20860
ASWU : HUW51_12390 HUW51_13590
REK : N6H18_03925 N6H18_08015
RCG : N7E81_12950 N7E81_18760
TPEL : P0M28_01485 P0M28_27395
PPSV : PEPS_31360 PEPS_32160 PEPS_32260
FFA : FFWV33_04130 FFWV33_09405
MARM : YQ22_05105 YQ22_11650 YQ22_17695
MART : BTR34_05390 BTR34_11550
MARE : EJ994_09360 EJ994_16715
CAO : Celal_0645 Celal_3971 Celal_4220
CLY : Celly_1777 Celly_2867
CLH : IX49_08755 IX49_14430
CBAL : M667_01170 M667_16335 M667_17455
CBAT : M666_01135 M666_16340 M666_17455
LAN : Lacal_1749 Lacal_2476
ZGA : ZOBELLIA_2483 ZOBELLIA_2623(kdgF) ZOBELLIA_4251
ZLA : Q5W13_12305 Q5W13_13055 Q5W13_20740
PUN : NQP51_02175 NQP51_08940
OLL : CW732_00350 CW732_13020
MARF : CJ739_3057 CJ739_3061
PSYN : E9099_09535 E9099_16345
LPAL : LDL79_09540 LDL79_12110
ASAG : FGM00_07280 FGM00_07520
FLG : LV716_03085 LV716_11655
FLB : LV704_04020 LV704_12435
MAQI : LDL77_02520 LDL77_05235
FBE : FF125_08020 FF125_19650
ALUT : O5O44_07270 O5O44_13290
CSHA : EG350_03945 EG350_08120
CBP : EB354_11555 EB354_16865
CHRJ : CHRYMOREF3P_1169(kdgF)
KFA : Q73A0000_08510 Q73A0000_08705
RLO : GQ464_011570 GQ464_015815
HALR : EFA46_001920 EFA46_010785
HJE : HacjB3_04790 HacjB3_06565
HDO : MUK72_12720 MUK72_16385
HALX : M0R89_03700 M0R89_21430
HALJ : G9465_00380 G9465_17035
HPEL : HZS54_01135 HZS54_10490
HAQ : DU484_05140 DU484_17405
HAJ : DU500_00445 DU500_05580
HAER : DU502_03310 DU502_15830
HRA : EI982_10470 EI982_15460
HALG : HUG10_01595 HUG10_20290
HSAL : JMJ58_06410 JMJ58_13170
HXA : Halxa_0841 Halxa_1854
NPE : Natpe_0567 Natpe_3465
NVR : FEJ81_03155 FEJ81_16125
NAY : HYG81_07570 HYG81_12735
HALY : HYG82_10175 HYG82_17850
HJT : DVR14_07470 DVR14_12060 DVR14_12735
NOU : Natoc_0378 Natoc_1220
» show all
Taxonomy
Reference
Authors
Hobbs JK, Lee SM, Robb M, Hof F, Barr C, Abe KT, Hehemann JH, McLean R, Abbott DW, Boraston AB.
Title
KdgF, the missing link in the microbial metabolism of uronate sugars from pectin and alginate.
Journal
Sequence
Other DBs
ExPASy - ENZYME nomenclature database: 4.2.99.25