Loading
PDBj
MenuPDBj@FacebookPDBj@X(formerly Twitter)PDBj@BlueSkyPDBj@YouTubewwPDB FoundationwwPDBDonate
RCSB PDBPDBeBMRBAdv. SearchSearch help
DRI
DRI
Name:2,6-dideoxy-4-O-methyl-beta-D-glucopyranose
Formula:C7 H14 O4
SMILES:O(C1C(OC(O)CC1O)C)C
InChi:InChI=1S/C7H14O4/c1-4-7(10-2)5(8)3-6(9)11-4/h4-9H,3H2,1-2H3/t4-,5-,6-,7-/m1/s1
Synonyms:4-O-METHYL-2,6-DIDEOXY-BETA-D-GLUCOSE
Definition date:1999-07-08
Last modified:2020-07-17
Identifier:2,6-dideoxy-4-O-methyl-beta-D-arabino-hexopyranose
DSR
DSR
Name:2,6-dideoxy-4-thio-beta-D-allopyranose
Formula:C6 H12 O3 S
SMILES:SC1C(OC(O)CC1O)C
InChi:InChI=1S/C6H12O3S/c1-3-6(10)4(7)2-5(8)9-3/h3-8,10H,2H2,1H3/t3-,4+,5-,6-/m1/s1
Synonyms:2,6-dideoxy-4-thio-beta-D-allose
Definition date:1999-07-08
Last modified:2020-07-17
Identifier:2,6-dideoxy-4-thio-beta-D-ribo-hexopyranose
5GO
5GO
Name:4-O-(3-O-sulfo-beta-D-galactopyranosyl)-beta-D-glucopyranose
Formula:C12 H22 O14 S
SMILES:C1(C(C(C(C(CO)O1)O)OS(=O)(O)=O)O)OC2C(C(C(O)OC2CO)O)O
InChi:InChI=1S/C12H22O14S/c13-1-3-5(15)10(26-27(20,21)22)8(18)12(24-3)25-9-4(2-14)23-11(19)7(17)6(9)16/h3-19H,1-2H2,(H,20,21,22)/t3-,4-,5+,6-,7-,8-,9-,10+,11-,12+/m1/s1
Definition date:2015-09-24
Last modified:2020-07-17
Release date:2016-02-17
Identifier:4-O-(3-O-sulfo-beta-D-galactopyranosyl)-beta-D-glucopyranose
5KQ
5KQ
Name:(6R)-5-acetamido-6-[(1S,2S)-3-acetamido-1,2-dihydroxypropyl]-3,5-dideoxy-beta-L-threo-hex-2-ulopyranosonic acid
Formula:C13 H22 N2 O9
SMILES:CC(=O)NC1C(OC(CC1O)(O)C(O)=O)C(O)C(CNC(=O)C)O
InChi:InChI=1S/C13H22N2O9/c1-5(16)14-4-8(19)10(20)11-9(15-6(2)17)7(18)3-13(23,24-11)12(21)22/h7-11,18-20,23H,3-4H2,1-2H3,(H,14,16)(H,15,17)(H,21,22)/t7-,8-,9+,10-,11+,13+/m0/s1
Synonyms:(6R)-5-(acetylamino)-6-[(1S,2S)-3-(acetylamino)-1,2-dihydroxypropyl]-3,5-dideoxy-beta-L-threo-hex-2-ulopyranosonic acid
Definition date:2015-10-14
Last modified:2020-07-17
Release date:2016-03-23
Identifier:(6R)-5-(acetylamino)-6-[(1S,2S)-3-(acetylamino)-1,2-dihydroxypropyl]-3,5-dideoxy-beta-L-threo-hex-2-ulopyranosonic acid
5KV
5KV
Name:2-deoxy-6-O-sulfo-2-(sulfoamino)-beta-D-glucopyranose
Formula:C6 H13 N O11 S2
SMILES:OC1C(C(C(OC1COS(=O)(O)=O)O)NS(O)(=O)=O)O
InChi:InChI=1S/C6H13NO11S2/c8-4-2(1-17-20(14,15)16)18-6(10)3(5(4)9)7-19(11,12)13/h2-10H,1H2,(H,11,12,13)(H,14,15,16)/t2-,3-,4-,5-,6-/m1/s1
Synonyms:6-O-sulfo-N-sulfo-beta-D-glucosamine
Definition date:2015-10-15
Last modified:2020-07-17
Release date:2015-11-18
Identifier:2-deoxy-6-O-sulfo-2-(sulfoamino)-beta-D-glucopyranose
5L2
5L2
Name:methyl (2S,4R)-1-[(2S,3R,4R,5S,6S)-6-(acetyloxymethyl)-3,4,5-tris(oxidanyl)oxan-2-yl]sulfonyl-4-sulfamoyloxy-pyrrolidine-2-carb oxylate
Formula:C14 H24 N2 O13 S2
SMILES:C1(C(C(C(C(COC(=O)C)O1)O)O)O)S(=O)(=O)N2CC(OS(=O)(=O)N)CC2C(=O)OC
InChi:InChI=1S/C14H24N2O13S2/c1-6(17)27-5-9-10(18)11(19)12(20)14(28-9)30(22,23)16-4-7(29-31(15,24)25)3-8(16)13(21)26-2/h7-12,14,18-20H,3-5H2,1-2H3,(H2,15,24,25)/t7-,8+,9+,10-,11-,12-,14+/m1/s1
Definition date:2015-10-16
Last modified:2020-07-17
Release date:2015-10-28
Identifier:methyl (2S,4R)-1-({(2S,3R,4R,5S,6S)-6-[(acetyloxy)methyl]-3,4,5-trihydroxytetrahydro-2H-pyran-2-yl}sulfonyl)-4-(sulfamoyloxy)py rrolidine-2-carboxylate (non-preferred name)
5L3
5L3
Name:(6R)-5-O-acetyl-2,6-anhydro-6-{[4-(sulfamoyloxy)piperidin-1-yl]sulfonyl}-L-glucitol
Formula:C13 H24 N2 O11 S2
SMILES:C1(C(OC(C)=O)C(O)C(C(CO)O1)O)S(=O)(=O)N2CCC(CC2)OS(=O)(=O)N
InChi:InChI=1S/C13H24N2O11S2/c1-7(17)24-12-11(19)10(18)9(6-16)25-13(12)27(20,21)15-4-2-8(3-5-15)26-28(14,22)23/h8-13,16,18-19H,2-6H2,1H3,(H2,14,22,23)/t9-,10+,11-,12-,13-/m1/s1
Definition date:2015-10-16
Last modified:2020-07-17
Release date:2015-10-28
Identifier:(6R)-5-O-acetyl-2,6-anhydro-6-{[4-(sulfamoyloxy)piperidin-1-yl]sulfonyl}-L-glucitol
5LS
5LS
Name:2,4-di-O-sulfo-alpha-D-glucopyranose
Formula:C6 H12 O12 S2
SMILES:OC[CH]1O[CH](O)[CH](O[S](O)(=O)=O)[CH](O)[CH]1O[S](O)(=O)=O
InChi:InChI=1S/C6H12O12S2/c7-1-2-4(17-19(10,11)12)3(8)5(6(9)16-2)18-20(13,14)15/h2-9H,1H2,(H,10,11,12)(H,13,14,15)/t2-,3+,4-,5-,6+/m1/s1
Synonyms:[(2~{R},3~{S},4~{S},5~{R},6~{S})-2-(hydroxymethyl)-4,6-bis(oxidanyl)-5-sulfooxy-oxan-3-yl] hydrogen sulfate
Definition date:2015-10-20
Last modified:2020-07-17
Release date:2016-11-02
Identifier:[(2~{R},3~{S},4~{S},5~{R},6~{S})-2-(hydroxymethyl)-4,6-bis(oxidanyl)-5-sulfooxy-oxan-3-yl] hydrogen sulfate
5LT
5LT
Name:3,4-di-O-sulfo-alpha-D-glucopyranose
Formula:C6 H12 O12 S2
SMILES:C1(OC(C(C(C1O)OS(=O)(=O)O)OS(=O)(=O)O)CO)O
InChi:InChI=1S/C6H12O12S2/c7-1-2-4(17-19(10,11)12)5(18-20(13,14)15)3(8)6(9)16-2/h2-9H,1H2,(H,10,11,12)(H,13,14,15)/t2-,3-,4-,5-,6+/m1/s1
Definition date:2015-10-20
Last modified:2020-07-17
Release date:2020-07-29
Identifier:3,4-di-O-sulfo-alpha-D-glucopyranose
5N6
5N6
Name:9-O-acetyl-5-acetamido-3,5-dideoxy-D-glycero-alpha-D-galacto-non-2-ulopyranosonic acid
Formula:C13 H21 N O10
SMILES:CC(=O)N[CH]1[CH](O)C[C](O)(O[CH]1[CH](O)[CH](O)COC(C)=O)C(O)=O
InChi:InChI=1S/C13H21NO10/c1-5(15)14-9-7(17)3-13(22,12(20)21)24-11(9)10(19)8(18)4-23-6(2)16/h7-11,17-19,22H,3-4H2,1-2H3,(H,14,15)(H,20,21)/t7-,8+,9+,10+,11+,13+/m0/s1
Synonyms:(2~{R},4~{S},5~{R},6~{R})-5-acetamido-6-[(1~{R},2~{R})-3-acetyloxy-1,2-bis(oxidanyl)propyl]-2,4-bis(oxidanyl)oxane-2-ca rboxylic acid
Definition date:2015-10-27
Last modified:2020-07-17
Release date:2016-03-23
Identifier:(2~{R},4~{S},5~{R},6~{R})-5-acetamido-6-[(1~{R},2~{R})-3-acetyloxy-1,2-bis(oxidanyl)propyl]-2,4-bis(oxidanyl)oxane-2-ca rboxylic acid
5TH
5TH
Name:[(2S,3R,4S,5S,6R)-6-(hydroxymethyl)-2,4-bis(oxidanyl)-5-oxidanylsulfanyloxy-oxan-3-yl] hydrogen sulfate
Formula:C6 H12 O10 S2
SMILES:OC[CH]1O[CH](O)[CH](O[S](O)(=O)=O)[CH](O)[CH]1OSO
InChi:InChI=1S/C6H12O10S2/c7-1-2-4(15-17-10)3(8)5(6(9)14-2)16-18(11,12)13/h2-10H,1H2,(H,11,12,13)/t2-,3+,4-,5-,6+/m1/s1
Synonyms:[(2~{S},3~{R},4~{S},5~{S},6~{R})-6-(hydroxymethyl)-2,4-bis(oxidanyl)-5-oxidanylsulfanyloxy-oxan-3-yl] hydrogen sulfate
Definition date:2015-11-28
Last modified:2020-07-17
Release date:2016-11-02
Identifier:[(2~{S},3~{R},4~{S},5~{S},6~{R})-6-(hydroxymethyl)-2,4-bis(oxidanyl)-5-oxidanylsulfanyloxy-oxan-3-yl] hydrogen sulfate
5TJ
5TJ
Name:[(2R,3R,4R,5R,6S)-2-(hydroxymethyl)-5,6-bis(oxidanyl)-3-oxidanylsulfanyloxy-oxan-4-yl] hydrogen sulfate
Formula:C6 H12 O10 S2
SMILES:OC[CH]1O[CH](O)[CH](O)[CH](O[S](O)(=O)=O)[CH]1OSO
InChi:InChI=1S/C6H12O10S2/c7-1-2-4(15-17-10)5(16-18(11,12)13)3(8)6(9)14-2/h2-10H,1H2,(H,11,12,13)/t2-,3-,4-,5-,6+/m1/s1
Synonyms:[(2~{R},3~{R},4~{R},5~{R},6~{S})-2-(hydroxymethyl)-5,6-bis(oxidanyl)-3-oxidanylsulfanyloxy-oxan-4-yl] hydrogen sulfate
Definition date:2015-11-28
Last modified:2020-07-17
Release date:2016-11-02
Identifier:[(2~{R},3~{R},4~{R},5~{R},6~{S})-2-(hydroxymethyl)-5,6-bis(oxidanyl)-3-oxidanylsulfanyloxy-oxan-4-yl] hydrogen sulfate
5TK
5TK
Name:(2S,3R,4R,5S,6R)-6-(hydroxymethyl)-5-oxidanylsulfanyloxy-oxane-2,3,4-triol
Formula:C6 H12 O7 S
SMILES:OC[CH]1O[CH](O)[CH](O)[CH](O)[CH]1OSO
InChi:InChI=1S/C6H12O7S/c7-1-2-5(13-14-11)3(8)4(9)6(10)12-2/h2-11H,1H2/t2-,3-,4-,5-,6+/m1/s1
Synonyms:(2~{S},3~{R},4~{R},5~{S},6~{R})-6-(hydroxymethyl)-5-oxidanylsulfanyloxy-oxane-2,3,4-triol
Definition date:2015-11-28
Last modified:2020-07-17
Release date:2016-11-02
Identifier:(2~{S},3~{R},4~{R},5~{S},6~{R})-6-(hydroxymethyl)-5-oxidanylsulfanyloxy-oxane-2,3,4-triol
5TM
5TM
Name:[(2S,3R,4S,5R,6R)-6-(hydroxymethyl)-2,5-bis(oxidanyl)-4-oxidanylsulfanyloxy-oxan-3-yl] hydrogen sulfate
Formula:C6 H12 O10 S2
SMILES:OC[CH]1O[CH](O)[CH](O[S](O)(=O)=O)[CH](OSO)[CH]1O
InChi:InChI=1S/C6H12O10S2/c7-1-2-3(8)4(15-17-10)5(6(9)14-2)16-18(11,12)13/h2-10H,1H2,(H,11,12,13)/t2-,3-,4+,5-,6+/m1/s1
Synonyms:[(2~{S},3~{R},4~{S},5~{R},6~{R})-6-(hydroxymethyl)-2,5-bis(oxidanyl)-4-oxidanylsulfanyloxy-oxan-3-yl] hydrogen sulfate
Definition date:2015-11-28
Last modified:2020-07-17
Release date:2016-11-02
Identifier:[(2~{S},3~{R},4~{S},5~{R},6~{R})-6-(hydroxymethyl)-2,5-bis(oxidanyl)-4-oxidanylsulfanyloxy-oxan-3-yl] hydrogen sulfate
DYM
DYM
Name:(2R)-2,3-dihydroxypropyl 2-acetamido-2,4-dideoxy-alpha-L-threo-hex-4-enopyranosiduronic acid
Formula:C11 H17 N O8
SMILES:C(C1=CC(C(C(O1)OCC(CO)O)NC(C)=O)O)(=O)O
InChi:InChI=1S/C11H17NO8/c1-5(14)12-9-7(16)2-8(10(17)18)20-11(9)19-4-6(15)3-13/h2,6-7,9,11,13,15-16H,3-4H2,1H3,(H,12,14)(H,17,18)/t6-,7+,9-,11-/m1/s1
Synonyms:6-(2,3-DIHYDROXYPROPOXY)-5-ACETAMIDO-5,6-DIHYDRO-4-HYDROXY-4H-PYRAN-2-CARBOXYLIC ACID
Definition date:2005-11-28
Last modified:2020-07-17
Identifier:(2R)-2,3-dihydroxypropyl 2-(acetylamino)-2,4-dideoxy-alpha-L-threo-hex-4-enopyranosiduronic acid
E3M
E3M
Name:(1R)-4-acetamido-3-amino-1,5-anhydro-2,3,4-trideoxy-1-sulfo-D-glycero-D-galacto-octitol
Formula:C10 H20 N2 O8 S
SMILES:C1(OC(C(C(C1)N)NC(C)=O)C(C(CO)O)O)S(O)(=O)=O
InChi:InChI=1S/C10H20N2O8S/c1-4(14)12-8-5(11)2-7(21(17,18)19)20-10(8)9(16)6(15)3-13/h5-10,13,15-16H,2-3,11H2,1H3,(H,12,14)(H,17,18,19)/t5-,6+,7+,8+,9+,10+/m0/s1
Synonyms:(1R)-4-(acetylamino)-3-amino-1,5-anhydro-2,3,4-trideoxy-1-sulfo-D-glycero-D-galacto-octitol
Definition date:2017-11-30
Last modified:2020-07-17
Release date:2018-03-07
Identifier:(1R)-4-(acetylamino)-3-amino-1,5-anhydro-2,3,4-trideoxy-1-sulfo-D-glycero-D-galacto-octitol
E5G
E5G
Name:5-hydroxypentyl alpha-D-glucopyranoside
Formula:C11 H22 O7
SMILES:O(CCCCCO)C1OC(C(O)C(O)C1O)CO
InChi:InChI=1S/C11H22O7/c12-4-2-1-3-5-17-11-10(16)9(15)8(14)7(6-13)18-11/h7-16H,1-6H2/t7-,8-,9+,10-,11+/m1/s1
Synonyms:5-hydroxypentyl alpha-D-glucoside
Definition date:2012-01-11
Last modified:2020-07-17
Identifier:5-hydroxypentyl alpha-D-glucopyranoside
491
491
Name:2-acetamido-3-O-[(1R)-1-carboxyethyl]-2-deoxy-1-O-phosphono-alpha-D-glucopyranose
Formula:C11 H20 N O11 P
SMILES:O=C(O)C(OC1C(O)C(OC(OP(=O)(O)O)C1NC(=O)C)CO)C
InChi:InChI=1S/C11H20NO11P/c1-4(10(16)17)21-9-7(12-5(2)14)11(23-24(18,19)20)22-6(3-13)8(9)15/h4,6-9,11,13,15H,3H2,1-2H3,(H,12,14)(H,16,17)(H2,18,19,20)/t4-,6-,7-,8-,9-,11-/m1/s1
Synonyms:2-(acetylamino)-3-O-[(1R)-1-carboxyethyl]-2-deoxy-1-O-phosphono-alpha-D-glucopyranose
Definition date:2015-02-16
Last modified:2020-07-17
Release date:2015-03-18
Identifier:2-(acetylamino)-3-O-[(1R)-1-carboxyethyl]-2-deoxy-1-O-phosphono-alpha-D-glucopyranose
49A
49A
Name:4,9-AMINO-2,4-DEOXY-2,3-DEHYDRO-N-ACETYL-NEURAMINIC ACID
Formula:C11 H19 N3 O6
SMILES:O=C(O)C=1OC(C(O)C(O)CN)C(NC(=O)C)C(C=1)N
InChi:InChI=1S/C11H19N3O6/c1-4(15)14-8-5(13)2-7(11(18)19)20-10(8)9(17)6(16)3-12/h2,5-6,8-10,16-17H,3,12-13H2,1H3,(H,14,15)(H,18,19)/t5-,6+,8+,9+,10+/m0/s1
Definition date:2000-07-26
Last modified:2020-07-17
Identifier:5-(acetylamino)-4,9-diamino-2,6-anhydro-3,4,5,9-tetradeoxy-D-glycero-D-galacto-non-2-enonic acid
49S
49S
Name:2-acetamido-2-deoxy-beta-D-mannopyranuronic acid
Formula:C8 H13 N O7
SMILES:O=C(O)C1OC(O)C(NC(=O)C)C(O)C1O
InChi:InChI=1S/C8H13NO7/c1-2(10)9-3-4(11)5(12)6(7(13)14)16-8(3)15/h3-6,8,11-12,15H,1H3,(H,9,10)(H,13,14)/t3-,4+,5-,6-,8+/m0/s1
Synonyms:2-(acetylamino)-2-deoxy-beta-D-mannopyranuronic acid
Definition date:2015-02-18
Last modified:2020-07-17
Release date:2017-02-01
Identifier:2-(acetylamino)-2-deoxy-beta-D-mannopyranuronic acid
49T
49T
Name:2-acetamido-2-deoxy-alpha-D-fucopyranose
Formula:C8 H15 N O5
SMILES:O=C(NC1C(O)C(O)C(OC1O)C)C
InChi:InChI=1S/C8H15NO5/c1-3-6(11)7(12)5(8(13)14-3)9-4(2)10/h3,5-8,11-13H,1-2H3,(H,9,10)/t3-,5-,6+,7-,8+/m1/s1
Synonyms:2-acetamido-2,6-deoxy-alpha-D-galactopyranose
Definition date:2015-02-18
Last modified:2020-07-17
Release date:2017-02-01
Identifier:2-(acetylamino)-2,6-dideoxy-alpha-D-galactopyranose
49V
49V
Name:2-acetamido-2,4-dideoxy-alpha-L-erythro-hex-4-enopyranuronic acid
Formula:C8 H11 N O6
SMILES:O=C(O)C=1OC(O)C(NC(=O)C)C(O)C=1
InChi:InChI=1S/C8H11NO6/c1-3(10)9-6-4(11)2-5(7(12)13)15-8(6)14/h2,4,6,8,11,14H,1H3,(H,9,10)(H,12,13)/t4-,6-,8?/m0/s1
Synonyms:2-(acetylamino)-2,4-dideoxy-alpha-L-erythro-hex-4-enopyranuronic acid
Definition date:2015-02-18
Last modified:2020-07-17
Release date:2017-02-01
Identifier:2-(acetylamino)-2,4-dideoxy-alpha-L-erythro-hex-4-enopyranuronic acid
4AM
4AM
Name:4-AMINO-2-DEOXY-2,3-DEHYDRO-N-ACETYL-NEURAMINIC ACID
Formula:C11 H18 N2 O7
SMILES:O=C(O)C=1OC(C(O)C(O)CO)C(NC(=O)C)C(C=1)N
InChi:InChI=1S/C11H18N2O7/c1-4(15)13-8-5(12)2-7(11(18)19)20-10(8)9(17)6(16)3-14/h2,5-6,8-10,14,16-17H,3,12H2,1H3,(H,13,15)(H,18,19)/t5-,6+,8+,9+,10+/m0/s1
Synonyms:4-amino-Neu5Ac2en
Definition date:1999-07-08
Last modified:2020-07-17
Identifier:5-(acetylamino)-4-amino-2,6-anhydro-3,4,5-trideoxy-D-glycero-D-galacto-non-2-enonic acid
4CQ
4CQ
Name:6-O-alpha-D-Glucosyl-beta-cyclodextrin
Formula:C48 H80 O40
SMILES:OC1C(C(O)C(CO)OC1OCC5C6OC2OC(CO)C(C(C2O)O)OC3OC(CO)C(C(C3O)O)OC4OC(CO)C(C(C4O)O)OC9OC(C(OC8OC(C(OC7OC(C(OC(O5)C(C6O)O)C(C7O)O)CO)C(C8O)O)CO)C(C9O)O)CO)O
InChi:InChI=1S/C48H80O40/c49-1-9-17(56)18(57)26(65)41(74-9)73-8-16-40-25(64)33(72)48(81-16)87-39-15(7-55)79-46(31(70)23(39)62)85-37-13(5-53)77-44(29(68)21(37)60)83-35-11(3-51)75-42(27(66)19(35)58)82-34-10(2-50)76-43(28(67)20(34)59)84-36-12(4-52)78-45(30(69)22(36)61)86-38-14(6-54)80-47(88-40)32(71)24(38)63/h9-72H,1-8H2/t9-,10-,11-,12-,13-,14-,15-,16-,17-,18+,19-,20-,21-,22-,23-,24-,25-,26-,27-,28-,29-,30-,31-,32-,33-,34-,35-,36-,37-,38-,39-,40-,41+,42-,43-,44-,45-,46-,47-,48-/m1/s1
Definition date:2015-02-27
Last modified:2020-07-17
Release date:2015-04-01
Identifier:(1S,3R,5R,6S,8R,10R,11S,13R,15R,16S,18R,20R,21S,23R,25R,26S,28R,30R,31S,33R,35R,36R,37R,38R,39R,40R,41R,42R,43R,44R,45R,46R,47R,48R,49R)-5,10,15,20,25,30-hexakis(hydroxymethyl)-35-({[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl]oxy}methyl)-2,4,7,9,12,14,17,19,22,24,27,29,32,34-tetradecaoxaoctacyclo[31.2.2.2~3,6~.2~8,11~.2~13,16~.2~18,21~.2~23,26~.2~28,31~]nonatetracontane-36,37,38,39,40,41,42,43,44,45,46,47,48,49-tetradecol (non-preferred name)
4GL
4GL
Name:alpha-D-gulopyranose
Formula:C6 H12 O6
SMILES:OC1C(O)C(OC(O)C1O)CO
InChi:InChI=1S/C6H12O6/c7-1-2-3(8)4(9)5(10)6(11)12-2/h2-11H,1H2/t2-,3+,4-,5-,6+/m1/s1
Synonyms:alpha-D-gulose
Definition date:2011-08-18
Last modified:2020-07-17
Release date:2020-07-29
Identifier:alpha-D-gulopyranose

238582

건을2025-07-09부터공개중

PDB statisticsPDBj update infoContact PDBjnumon