Entry
Name
squalene---hopanol cyclase;
squalene---hopene cyclase (ambiguous)
Class
Lyases;
Carbon-oxygen lyases;
Hydro-lyases
BRITE hierarchy
Sysname
hopan-22-ol hydro-lyase
Reaction(IUBMB)
hopan-22-ol = squalene + H2O [RN:
R07323 ]
Reaction(KEGG)
Substrate
Product
Comment
The enzyme produces the cyclization products hopene (cf. EC
5.4.99.17 ) and hopanol from squalene at a constant ratio of 5:1.
History
EC 4.2.1.129 created 2011
Pathway
ec00909 Sesquiterpenoid and triterpenoid biosynthesis
ec01110 Biosynthesis of secondary metabolites
Orthology
K06045 squalene-hopene/tetraprenyl-beta-curcumene cyclase
Genes
PGRI : PgNI_08500 PgNI_09483
PLJ : 28892859(PLICBS_009024)
CDET : 87942346(CDEST_05843) 87946309(CDEST_09807)
AFM : AFUA_5G00110 AFUA_7G00260 AFUA_7G00300
NFI : NFIA_112770 NFIA_112850
FAU : Fraau_0755 Fraau_3212
MEEF : JWZ97_02685(shc) JWZ97_06755(shc) JWZ97_18265(shc)
MMT : Metme_2461 Metme_3474
MDN : JT25_015465 JT25_019085
MKO : MKLM6_1250 MKLM6_1920
MELL : IVG45_06140(shc) IVG45_22120(shc)
MMOT : QZJ86_06480(shc) QZJ86_09080(shc)
MEUP : QC632_07170(shc) QC632_10780(shc)
MAH : MEALZ_2523(shc) MEALZ_3097(shc)
MBUR : EQU24_14525(shc) EQU24_15370(shc)
MPSY : CEK71_04645(shc) CEK71_11190(shc)
MISZ : MishRS11D_16130(shc)
MLAU : ACEPPP_03405(shc) ACEPPP_03880(shc)
RME : Rmet_4148(sqhC) Rmet_4403(shc)
CBW : RR42_s1630 RR42_s2399
CCUP : BKK81_10785 BKK81_26340
CUP : BKK80_11040 BKK80_29975
CUU : BKK79_01795 BKK79_20625
CPAU : EHF44_18565(shc) EHF44_19255(shc)
BPM : BURPS1710b_A1490(shc)
BPL : BURPS1106A_A3161(shc)
BUR : Bcep18194_B0019 Bcep18194_C7519
BCM : Bcenmc03_4556 Bcenmc03_6546
BCH : Bcen2424_5679 Bcen2424_6062
BCJ : BCAM2831(shc) BCAS0167(shc)
BCEN : DM39_5013(shc) DM39_6527(shc)
BCEO : I35_6711(shc) I35_7176(shc)
BAC : BamMC406_5504 BamMC406_5865
BMJ : BMULJ_05349(shc) BMULJ_05535(sqhC)
BMK : DM80_4553(shc) DM80_6441(shc)
BCED : DM42_5157(shc) DM42_6654(shc)
BCEP : APZ15_24775 APZ15_33895
BPYR : ABD05_21485 ABD05_34000
BCON : NL30_18005 NL30_34350
BUB : BW23_4001(shc) BW23_5528(shc)
BDF : WI26_26715 WI26_29610
BTEI : WS51_10745 WS51_29420
BSEM : WJ12_19620 WJ12_34020
BPSL : WS57_00085 WS57_17555
BMEC : WJ16_19345 WJ16_32495
BSTG : WT74_28725 WT74_32860
BSTL : BBJ41_27930 BBJ41_33625
BARI : NLX30_22955(shc) NLX30_35610(shc)
BAEN : L3V59_29250(shc) L3V59_39335(shc)
BSER : R0290_20615(shc) R0290_30685(shc)
BGL : bglu_2g02870 bglu_2g22720
BGU : KS03_3364(shc) KS03_3646(shc)
BGD : bgla_2g03260 bgla_2g29870
BGO : BM43_6721(shc) BM43_7081(shc)
BGP : BGL_2c02630 BGL_2c29490
BPLA : bpln_2g03050 bpln_2g29530
BURK : DM992_25920(shc) DM992_34725(shc)
BURM : GJG85_25390(shc) GJG85_31190(shc)
PTRO : G5S35_20780(shc) G5S35_32265(shc)
PACP : FAZ97_21335(shc) FAZ97_23545(shc)
PACS : FAZ98_17480(shc) FAZ98_18980(shc)
PPAI : E1956_24900(shc) E1956_40200(shc)
BCAN : BcanWSM471_14295(shc)
MOR : MOC_3575(shc) MOC_6001
MAQU : Maq22A_c25255(sqhC)
MPHY : MCBMB27_04727 MCBMB27_05561
METX : A3862_03545 A3862_04290
MIND : mvi_34500(shc_1) mvi_55610(shc_2)
MECL : CLZ_08600(shc) CLZ_16165(shc)
MENI : GU700_08600(shc) GU700_16170(shc)
LIZ : LGH83_05690(shc) LGH83_16590(shc)
ZMC : A265_00434 A265_01607
ZMR : A254_00434 A254_01607
GTI : FXF46_02260(shc) FXF46_13825(shc)
GFA : MKW11_02670(shc) MKW11_14255(shc)
KEU : S101446_01652 S101446_02249
KOI : LV478_02470(shc) LV478_05305(shc)
APT : APA01_01950 APA01_13100
APW : APA42C_01950 APA42C_13100
APF : APA03_01950 APA03_13100
APU : APA07_01950 APA07_13100
APG : APA12_01950 APA12_13100
APQ : APA22_01950 APA22_13100
APX : APA26_01950 APA26_13100
APZ : APA32_01950 APA32_13100
APK : APA386B_146(shc) APA386B_1683(shc)
ASV : WG31_01015 WG31_07060
APOM : CPF11_00890(shc) CPF11_06325(shc)
AASC : A4S02_04580 A4S02_11565
ACET : DS739_01115(shc) DS739_06780(shc)
AOY : EOV40_001040(shc) EOV40_006100(shc)
KHA : IFJ82_01385(shc) IFJ82_02850(shc)
GSU : GSU0688(shc-1) GSU3061(shc-2)
GSK : KN400_0662(shc-1) KN400_3000(shc-2)
GME : Gmet_0419(shc-2) Gmet_2820(shc-1)
GBZ : JZM60_01925(shc) JZM60_07780(shc)
GEV : GSVR_11110(shc-2) GSVR_16500(shc-1)
GEC : GEO60473_01410(shc_1) GEO60473_24790(shc_2)
GEO : Geob_3234(shc-2) Geob_3662(shc-1)
TAMM : GEAMG1_0845(shc) GEAMG1_2732(shc)
GBM : Gbem_1815 Gbem_3360(shc)
GBN : GEOBRER4_08490(shc-1)
PCA : Pcar_0355(shc-1) Pcar_0441(shc-2)
AGE : AA314_01781 AA314_05090 AA314_06818
MRM : A7982_05934 A7982_06057
RBA : RB2901 RB2998 RB5934(shc)
PSL : Psta_0174 Psta_0945 Psta_1738
RUL : UC8_30240 UC8_37370 UC8_42670(sqhC)
RML : FF011L_18080(sqhC) FF011L_23770 FF011L_27960
MFF : MFFC18_41350(sqhC) MFFC18_46730
ROL : CA51_14560 CA51_39620 CA51_52070(shc)
AHEL : Q31a_22040(shc_1) Q31a_45820 Q31a_46410(shc_2)
LCRE : Pla8534_14350 Pla8534_20930(sqhC) Pla8534_22350(shc)
AAGG : ETAA8_10120 ETAA8_62290(shc_1) ETAA8_62430(shc_2)
BVO : Pan97_09230(shc_1) Pan97_09420(shc_2)
BREM : PSR63_06100 PSR63_06195
RLC : K227x_13510 K227x_22910(shc) K227x_40600
TTF : THTE_1935 THTE_2306 THTE_3916
AMOB : HG15A2_00430 HG15A2_44900(shc)
PLM : Plim_0903 Plim_1904 Plim_4048
PEH : Spb1_06060 Spb1_15260(shc_1) Spb1_27280(shc_2)
PBS : Plabr_0011 Plabr_2149 Plabr_2180
PLS : VT03_01505 VT03_09805 VT03_26490(shc_2) VT03_32785(shc_3)
PLH : VT85_07400 VT85_20580(shc)
FMR : Fuma_03128(shc) Fuma_03348 Fuma_03645
GMR : GmarT_24340(shc_1) GmarT_47090(shc_2) GmarT_54430
GIM : F1728_02355 F1728_17190 F1728_21675
GPN : Pan110_23630(shc_1) Pan110_45560(shc_2)
GFM : Enr17x_25490(shc_2) Enr17x_47510(shc_3)
GAZ : Pan241w_24790(shc_2) Pan241w_46480(shc_3)
GAW : V144x_15110(shc_1) V144x_34540(shc_2)
GAX : Pan161_10520(shc_1) Pan161_47550(shc_2)
MRI : Mal4_31980(shc) Mal4_50450(sqhC)
SDYN : Mal52_02110 Mal52_19580(shc) Mal52_49180(sqhC)
PLON : Pla110_32440(shc_1) Pla110_36000(shc_2)
ACAF : CA12_21620(shc_1) CA12_23420(shc_2)
TPOL : Mal48_30440(sqhC) Mal48_49250(shc)
CHYA : V22_12590(shc_1) V22_22080(shc_2)
CCOS : Pan44_30420(shc_1) Pan44_41330(shc_2)
PVAR : SH412_001918 SH412_002047
SCHL : QJS52_19910 QJS52_23945
GES : VT84_13505(shc_1) VT84_20280(shc_2) VT84_26700 VT84_29250 VT84_38410
GOG : C1280_00600 C1280_05755 C1280_11220 C1280_15490 C1280_24955
GMS : SOIL9_23180 SOIL9_23870
TIM : GMBLW1_02660 GMBLW1_14470 GMBLW1_45200
LRS : PX52LOC_02174(shc) PX52LOC_03438
FTJ : FTUN_0199 FTUN_6577 FTUN_6629
ULI : ETAA1_06450(sqhC) ETAA1_31320(shc)
SACI : Sinac_2971 Sinac_7098 Sinac_7166
PBOR : BSF38_01778 BSF38_02668 BSF38_04488(shc)
AGV : OJF2_06420 OJF2_33050 OJF2_48380(shc)
HBS : IPV69_04890(shc) IPV69_19905
UAM : UABAM_04164 UABAM_06659
TRS : Terro_1976 Terro_2342
TALB : FTW19_15285(shc) FTW19_25255(shc)
EDG : H7846_10385(shc) H7846_17710(shc)
ADIN : H7849_03035(shc) H7849_09985
SUS : Acid_1186 Acid_1260 Acid_3957
PFER : IRI77_14385(shc) IRI77_19010(shc) IRI77_21610
SCOR : J3U87_05010 J3U87_08330
NALL : PP769_06180(shc) PP769_12205(shc)
NNEO : PQG83_03055(shc) PQG83_17410(shc)
NTP : CRH09_14130 CRH09_23905(shc) CRH09_26605
SVL : Strvi_2867 Strvi_5132
SMAL : SMALA_0221 SMALA_6345
SBH : SBI_00220 SBI_02586(hopA)
SCZ : ABE83_03660 ABE83_33310
SCX : AS200_08990 AS200_35430
SRW : TUE45_00448 TUE45_07304(shc)
SLE : sle_10520(sle_10520)
STRT : A8713_27345 A8713_30300
SCLF : BB341_00560 BB341_02805
SGRS : V9K83_04595(shc) V9K83_32575
SLS : SLINC_6334 SLINC_7200
SALU : DC74_6782 DC74_7525
SALL : SAZ_35230 SAZ_38855
SAUO : BV401_04845 BV401_35705
SGV : B1H19_34415 B1H19_35795
SQZ : FQU76_00220 FQU76_29310(shc) FQU76_33520
SRK : FGW37_27085(shc) FGW37_31230 FGW37_32255
SGAL : CP966_00565 CP966_31125(shc)
SPAD : DVK44_19855 DVK44_30855(shc)
SRIM : CP984_05710(shc) CP984_38180(shc)
SCIN : CP977_10960 CP977_28910(shc)
SPLA : CP981_01965 CP981_32445(shc)
SBRO : GQF42_07575 GQF42_37630(shc)
SDW : K7C20_01965 K7C20_30995(shc)
SMOB : J7W19_27235(shc) J7W19_27655
SMAO : CAG99_06465 CAG99_26915
SGOB : test1122_24235(shc)
STAA : LDH80_07695(shc) LDH80_27015
SXT : KPP03845_106143(shc)
SANT : QR300_09450(shc) QR300_39875
KBU : Q4V64_00240 Q4V64_47120(shc)
STPB : QR97_14680 QR97_33695
SRPA : HEP86_03260 HEP86_33755(shc)
STRL : HEP84_43725(shc) HEP84_46950
STII : DRB96_19725(shc) DRB96_23485(shc)
STIC : DRB89_19815(shc) DRB89_23315(shc)
SPIH : ABXR15_01960(shc) ABXR15_24530
SCT : SCAT_4943(shc) SCAT_5607
SCY : SCATT_49380 SCATT_56060
KAB : B7C62_21470 B7C62_32710
KIT : CFP65_0190 CFP65_6584
YIA : LO772_08835(shc) LO772_31665
AGRA : AGRA3207_001324(shc)
ACIR : OG979_25100(shc) OG979_31070(shc)
FAL : FRAAL1432(shc1) FRAAL2491(shc2)
FRE : Franean1_4758 Franean1_5713
FRI : FraEuI1c_2682 FraEuI1c_5917
SEN : SACE_4327(shc1) SACE_4648
SACG : FDZ84_19500 FDZ84_33290(shc) FDZ84_37270
SACC : EYD13_11020(shc1) EYD13_12855(shc2)
PHH : AFB00_04195 AFB00_16765
SSYI : EKG83_15250 EKG83_31035
KUT : JJ691_03820(shc_1) JJ691_30070(shc_2)
CROS : N8J89_18605 N8J89_23875
SBAE : DSM104329_05202(shc)
TVN : NIES2134_122340(shc)
NOP : Nos7524_3073 Nos7524_5159
SCYT : SAMD_37110 SAMD_47790
KBS : EPA93_16020(shc) EPA93_17550 EPA93_17590
CCZ : CCALI_00139 CCALI_01615
» show all
Taxonomy
Reference
Authors
Hoshino T, Nakano S, Kondo T, Sato T, Miyoshi A
Title
Squalene-hopene cyclase: final deprotonation reaction, conformational analysis for the cyclization of (3R,S)-2,3-oxidosqualene and further evidence for the requirement of an isopropylidene moiety both for initiation of the polycyclization cascade and for the formation of the 5-membered E-ring.
Journal
Reference
Authors
Sato T, Kouda M, Hoshino T
Title
Site-directed mutagenesis experiments on the putative deprotonation site of squalene-hopene cyclase from Alicyclobacillus acidocaldarius.
Journal
Other DBs
ExPASy - ENZYME nomenclature database: 4.2.1.129
LinkDB
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