Entry
Name
ectoine synthase;
ectC (gene name);
N-acetyldiaminobutyrate dehydratase;
N-acetyldiaminobutanoate dehydratase;
L-ectoine synthase;
4-N-acetyl-L-2,4-diaminobutanoate hydro-lyase (L-ectoine-forming);
N4-acetyl-L-2,4-diaminobutanoate hydro-lyase (L-ectoine-forming)
Class
Lyases;
Carbon-oxygen lyases;
Hydro-lyases
BRITE hierarchy
Sysname
(2S)-4-acetamido-2-aminobutanoate (L-ectoine-forming)
Reaction(IUBMB)
(2S)-4-acetamido-2-aminobutanoate = L-ectoine + H2O [RN:
R06979 ]
Reaction(KEGG)
Substrate
(2S)-4-acetamido-2-aminobutanoate [CPD:
C06442 ]
Product
Comment
Ectoine is an osmoprotectant that is found in halophilic eubacteria. This enzyme is part of the ectoine biosynthesis pathway and only acts in the direction of ectoine formation. cf. EC
3.5.4.44 , ectoine hydrolase.
History
EC 4.2.1.108 created 2006, modified 2017
Pathway
ec00260 Glycine, serine and threonine metabolism
ec01120 Microbial metabolism in diverse environments
Orthology
Genes
VCE : Vch1786_II0513(ectC)
VNA : PN96_05225 PN96_15825
VEJ : VEJY3_07980(ectC) VEJY3_23931(ectC)
VAU : VANGNB10_cII0771c(ectC)
VMI : AL543_05845 AL543_14555
VIB : VspSTUT11_16680(ectC)
VIS : VspSTUT16_17580(ectC)
PGH : FH974_17705 FH974_24515
MAQ : Maqu_0079 Maqu_0444 Maqu_0616
MSR : AU15_04445(ectC) AU15_20645(ectC) AU15_21790(ectC)
MARI : ACP86_09670(ectC) ACP86_19985(ectC) ACP86_20415(ectC)
MSHE : MAALD49_00780(ectC)
MNK : RE428_01870 RE428_11800
MAMM : ABNF92_07875 ABNF92_10460
KAK : Kalk_09075 Kalk_19360
TIB : THMIRHAM_02740(ectC)
TSE : THMIRHAS_05340(ectC)
TZO : THMIRHAT_14670(ectC)
HBH : E4T21_09845 E4T21_12485
HASO : B2G49_00805 B2G49_07215
HPIS : P1P91_00395 P1P91_08405 P1P91_12095 P1P91_13175
HAAH : HALA3H3_880087(ectC)
HADN : NKF27_10090 NKF27_12965
HAAZ : HaloA020_30370(ectC)
KUY : FY550_01830 FY550_08175
ALCA : ASALC70_03118(ectC)
SUTR : L0B52_03620 L0B52_09280 L0B52_09285
CDIZ : CEDIAZO_01589(ectC)
BTRM : SAMEA390648704057(ectC)
AXY : AXYL_00024 AXYL_02146(ectC)
AXX : ERS451415_01956(ectC)
AIS : BUW96_01100(ectC) BUW96_25865(ectC)
ACHR : C2U31_05060(ectC) C2U31_25485(ectC)
APES : FOC84_02195 FOC84_12695
AVH : WHX56_04830 WHX56_14945
SMK : Sinme_6717 Sinme_6723
SFD : USDA257_c58450(ectC)
SAME : SAMCFNEI73_Ch3714(ectC)
EGI : PZN02_001264 PZN02_005942
STEG : QA637_29625 QA637_29900
AVF : RvVAR031_pl00690(ectC)
REC : RHECIAT_CH0001022(ectC) RHECIAT_PB0000061
REL : REMIM1_CH00939(ectC)
REI : IE4771_CH00967(ectC)
RHN : AMJ98_CH00943(ectC-1) AMJ98_PC00066(ectC-2)
RPHA : AMC79_CH00958(ectC)
RHX : AMK02_CH00967(ectC-1) AMK02_PC00060(ectC-2)
REZ : AMJ99_CH00943(ectC-1) AMJ99_PB00065(ectC-2)
RBAN : J2J98_26515 J2J98_26525
RAW : NE851_07100 NE851_16590
RHIZ : QMO80_001653 QMO80_005764
BOY : LQG66_01200 LQG66_10615
BRN : D1F64_07595 D1F64_13120
SINL : DSM14862_03235(ectC)
RMM : ROSMUCSMR3_02177(ectC)
ROH : FIU89_13700(ectC1) FIU89_16235(ectC2)
AHT : ANTHELSMS3_02574 ANTHELSMS3_02977
RMH : LVO79_13185 LVO79_13450
LALG : LentiSH36_00369(ectC)
ACRO : K3J57_13410 K3J57_15285
SPAG : sphantq_04068(ectC)
LCRE : Pla8534_45070(ectC)
GIM : F1728_22030 F1728_24210
BFD : NCTC4823_00261(ectC)
GCS : MUN88_03465 MUN88_05820
GSM : MUN87_13530 MUN87_16080
SPOR : SporoP33_10420(ectC)
SPOP : SporoP37_10840(ectC)
SURE : SporoP32a_10825(ectC)
MPHL : MPHLCCUG_01413(ectC)
MTHN : 4412656_01028(ectC)
MFLV : NCTC10271_01043(ectC)
MMV : MYCMA_08505 MYCMA_09415(ectC)
MABB : MASS_2188 MASS_2547(ectC)
MABL : MMASJCM_2213 MMASJCM_2564
MSAL : DSM43276_01968(ectC)
MTER : 4434518_02647(ectC)
NFR : ERS450000_01379(ectC)
NAD : NCTC11293_04315(ectC)
NWL : NWFMUON74_21410(ectC)
NIE : KV110_25425 KV110_35970
NSPU : IFM12276_27600(ectC_1) IFM12276_65320(ectC_2)
RCR : NCTC10994_01030(ectC)
TPUL : TPB0596_30470(ectC)
SGB : WQO_07150(ectC) WQO_24550 WQO_29005
SANL : KZO11_06865 KZO11_19770
STRP : F750_0925 F750_1725
SAMB : SAM23877_1940(ectC)
SPRI : SPRI_0153 SPRI_0226 SPRI_5648 SPRI_7127 SPRI_7200
SCZ : ABE83_19780 ABE83_28650(ectC)
SRW : TUE45_01706(ectC_1) TUE45_02347(ectC_2)
SLE : sle_52680(sle_52680)
SPAV : Spa2297_07445(ectC)
SGM : GCM10017557_63910(ectC)
SVU : B1H20_06320(ectC) B1H20_15475
SALJ : SMD11_5131(ectC) SMD11_6818(ectC)
STRO : STRMOE7_10260(ectC)
SGD : ELQ87_00215 ELQ87_30215
SQZ : FQU76_00510 FQU76_06105 FQU76_33230
SGZ : C0216_09930(ectC) C0216_31275
SAQU : EJC51_12475 EJC51_24880
SGF : HEP81_05898 HEP81_06682(ectC)
SCAV : CVT27_06030(ectC) CVT27_14805
SSUB : CP968_00520 CP968_31755
STSU : B7R87_00405 B7R87_06090(ectC)
STUI : GCM10017668_14630(ectC)
SCAL : I6J39_06490 I6J39_15490
SXN : IAG42_27495 IAG42_36780
STRY : EQG64_06115 EQG64_12885 EQG64_15530
SDD : D9753_27420 D9753_34400
SXT : KPP03845_100691(ectC)
SDRZ : NEH16_24785 NEH16_32310
SCOA : QU709_09955 QU709_33870
SROC : RGF97_13750 RGF97_32845
SLUO : PS467_11210 PS467_30555
STPB : QR97_25215(ectC) QR97_38595(ectC)
SRPZ : HEP85_00550 HEP85_10375
SGLY : P8A20_28510 P8A20_32955
ACRY : AC20117_07930(ectC)
AUL : DCC27_005200 DCC27_009350 DCC27_011155
AIG : QDX25_04710 QDX25_09300 QDX25_11070
CMUA : P8192_05780 P8192_12115
STRR : EKD16_02610(ectC1) EKD16_15780(ectC2)
NGN : LCN96_24160 LCN96_39340
AMYZ : HUW46_04999(ectC_1) HUW46_07490(ectC_2)
ANW : QP939_17915 QP939_36695
PPEL : H6H00_10590 H6H00_26505
PSDS : K1T35_26290 K1T35_45255
KPHY : AOZ06_02520(ectC) AOZ06_21730 AOZ06_22110 AOZ06_42065
AHM : TL08_02000 TL08_07195
ACTI : UA75_01845 UA75_06910
ACAD : UA74_01840 UA74_06915
AHG : AHOG_01795(ectC1) AHOG_06640(ectC2)
ALO : CRK58153 CRK58858 CRK62140
PMAD : BAY61_17720(ectC) BAY61_28355(ectC)
ACTU : Actkin_00430(ectC_1) Actkin_03250(ectC_2)
UME : RM788_50250 RM788_51360
AEY : CDG81_02200(ectC) CDG81_13715(ectC)
MFEG : GCM10025860_05100(ectC)
» show all
Taxonomy
Reference
1
Authors
Peters P, Galinski EA, Truper HG.
Title
The biosynthesis of ectoine.
Journal
FEMS Microbiol Lett 71:157-162 (1990)
Reference
Authors
Ono H, Sawada K, Khunajakr N, Tao T, Yamamoto M, Hiramoto M, Shinmyo A, Takano M, Murooka Y.
Title
Characterization of biosynthetic enzymes for ectoine as a compatible solute in a moderately halophilic eubacterium, Halomonas elongata.
Journal
Sequence
Reference
Authors
Kuhlmann AU, Bremer E.
Title
Osmotically regulated synthesis of the compatible solute ectoine in Bacillus pasteurii and related Bacillus spp.
Journal
Sequence
Reference
Authors
Louis P, Galinski EA
Title
Characterization of genes for the biosynthesis of the compatible solute ectoine from Marinococcus halophilus and osmoregulated expression in Escherichia coli.
Journal
Sequence
Reference
Authors
Schwibbert K, Marin-Sanguino A, Bagyan I, Heidrich G, Lentzen G, Seitz H, Rampp M, Schuster SC, Klenk HP, Pfeiffer F, Oesterhelt D, Kunte HJ
Title
A blueprint of ectoine metabolism from the genome of the industrial producer Halomonas elongata DSM 2581 T.
Journal
Sequence
Other DBs
ExPASy - ENZYME nomenclature database: 4.2.1.108
LinkDB
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