prot_H-paniculata_contig4741.11780.1 (polypeptide) Halopteris paniculata Hal_grac_a_UBK monoicous

You are viewing a polypeptide, more information available on the corresponding mRNA page

Overview
NamemRNA_H-paniculata_contig4741.11780.1
Unique Nameprot_H-paniculata_contig4741.11780.1
Typepolypeptide
OrganismHalopteris paniculata Hal_grac_a_UBK monoicous (Halopteris paniculata Hal_grac_a_UBK monoicous)
Sequence length381
Homology
BLAST of mRNA_H-paniculata_contig4741.11780.1 vs. uniprot
Match: A0A6H5L5I7_9PHAE (Lipid_desat domain-containing protein n=1 Tax=Ectocarpus sp. CCAP 1310/34 TaxID=867726 RepID=A0A6H5L5I7_9PHAE)

HSP 1 Score: 447 bits (1149), Expect = 1.090e-153
Identity = 238/386 (61.66%), Postives = 271/386 (70.21%), Query Frame = 0
Query:    1 MPPEESQVFSSDGGIFLNSLPSI--GNLPDER----VADNGRLSDAEADVLVDNKGRPYKLGPKGFVCDLNTRAVKIARRVQARALAASEREPNGHVSVAGEKEGYVPAELPAPVWASLGGKDNDSSHTLSTTEESG-GESGTVRSAIAQEIQFVLGGRLPFVKRSELLVWSWVLLSAFFLVRYGLLEAGLACTVAAFCVMYVVLDFYSGVLHVVLDDEWNMGVPLLSQPAMEFQYHHHIPDDGCSRPFIEGMGDLNFIIGLHLALFTALFIHGGQKDSLLLCAGGWKMLIAYWGIWNHRQAHQMKSKRPFWVTYLQNKNLMLSPAAHKVHHTPPHEDEYCLLGVSTPAVTWLKRRNIGSISWILLFLLLTALDTVGPARLLDIIF 379
            MPP+ +   SS G +   + P     +L D++    +   G     E  VL+DNKGRPY LGP+GFV DLNTRAVKIARRV      A + +                         S             T   +    SGTVRS IAQEIQFVLGGRLPFVKR E LVW +V LS FFL+RYG+ E G+A TV AF VMY VLDFYSGVLHVVLDD+WNM VPLLSQPAMEFQYHHHIPDDGCSRPF+EGMGDLNFI+GLHLALFTALF+ GG +D +LL AGGWKM++AYWGIWNHRQAHQ+KSKRP W TYLQN  +MLSPAAHKVHHTPPH+DEYCLLGV+T  VTWL RRN+GSI WI LFL LTALDTV  +RLL ++F
Sbjct:    1 MPPQAT--ISSSGAMIPPADPDHRPASLADKKHYQELQQQGXXXXEE--VLIDNKGRPYNLGPRGFVRDLNTRAVKIARRV------AQQSQXXXXXXXXXXXXXXXXXXXXXXXXXSTNXXXXXXXXXXXTAVAADKSTSGTVRSPIAQEIQFVLGGRLPFVKRIETLVWGYVCLSMFFLIRYGIFECGVAPTVGAFAVMYFVLDFYSGVLHVVLDDDWNMKVPLLSQPAMEFQYHHHIPDDGCSRPFVEGMGDLNFIVGLHLALFTALFVRGGSQDFMLLTAGGWKMVLAYWGIWNHRQAHQLKSKRPRWCTYLQNNGIMLSPAAHKVHHTPPHDDEYCLLGVTTWPVTWLGRRNLGSIFWIALFLGLTALDTVCASRLLSMVF 376          
BLAST of mRNA_H-paniculata_contig4741.11780.1 vs. uniprot
Match: D7FL42_ECTSI (Lipid_desat domain-containing protein n=1 Tax=Ectocarpus siliculosus TaxID=2880 RepID=D7FL42_ECTSI)

HSP 1 Score: 409 bits (1052), Expect = 1.450e-140
Identity = 194/246 (78.86%), Postives = 217/246 (88.21%), Query Frame = 0
Query:  134 SGTVRSAIAQEIQFVLGGRLPFVKRSELLVWSWVLLSAFFLVRYGLLEAGLACTVAAFCVMYVVLDFYSGVLHVVLDDEWNMGVPLLSQPAMEFQYHHHIPDDGCSRPFIEGMGDLNFIIGLHLALFTALFIHGGQKDSLLLCAGGWKMLIAYWGIWNHRQAHQMKSKRPFWVTYLQNKNLMLSPAAHKVHHTPPHEDEYCLLGVSTPAVTWLKRRNIGSISWILLFLLLTALDTVGPARLLDIIF 379
            SGTVRS+IAQEIQFVLGGRLPFVKR E LV  +V +S FFL+RYG+LE G+A TV AF VMY VLDFYSGVLHVVLDD+WNM VPLLSQPAMEFQYHHHIPDDGCSRPF+EGMGDLNFI+GLHLALFTALF+ GG +D +LL AGGWKM++AYWGIWNHRQAHQ+KSKRP W TYLQN  +MLSPAAHKVHHTPPH+DEYCLLGV+T  VTWL RRN+GSI WI LFL LTALDT+  +RLL ++F
Sbjct:   26 SGTVRSSIAQEIQFVLGGRLPFVKRIETLVRGYVCVSMFFLIRYGILECGVAPTVGAFAVMYFVLDFYSGVLHVVLDDDWNMNVPLLSQPAMEFQYHHHIPDDGCSRPFVEGMGDLNFIVGLHLALFTALFVRGGSQDFMLLTAGGWKMVLAYWGIWNHRQAHQLKSKRPRWCTYLQNNGIMLSPAAHKVHHTPPHDDEYCLLGVTTWPVTWLGRRNLGSIFWIALFLGLTALDTICASRLLSMVF 271          
BLAST of mRNA_H-paniculata_contig4741.11780.1 vs. uniprot
Match: A0A6U5EGY9_9STRA (Hypothetical protein n=1 Tax=Corethron hystrix TaxID=216773 RepID=A0A6U5EGY9_9STRA)

HSP 1 Score: 144 bits (364), Expect = 1.980e-36
Identity = 78/223 (34.98%), Postives = 125/223 (56.05%), Query Frame = 0
Query:  148 VLGGRLPFVKRSELLVWSWVLLSAFFLVRYGLLEAGLACTVAAFCVMYVVLDFYSGVLHVVLDDEWNMGVPLLSQPAMEFQYHHHIPDDGCSRPFIEGMGDLNFIIGLHLALFTALFIHGGQKDSL---LLCAGGWKMLIAYWGIWNHRQAHQMKSKRPFWVTYLQNKNLMLSPAAHKVHHTPPHEDEYCLLGVSTPAVTWLKRRNIGSISWILLFLLLTALD 367
            ++ G   +  RS   V+S++L++   +V YG+ +  L  T  +   +++  D YSGVLHVV D   N+ +P+L QP +EFQ+HH IPDD   + F++  GDLN  + L L       + G  ++ +    L   G K+ + Y+G ++HR AH      P    +LQ + LM+SP AH  HH PPH+ ++CL+GV  P V  ++R  +   +W+ +FL  + LD
Sbjct:  102 MVAGTPVYQLRSAYAVFSYLLITLAMIV-YGMSQISLFATSLSLLTIFLGYDLYSGVLHVVFDHPDNIRLPVLGQPCLEFQWHHKIPDDLVRKDFVDVCGDLN-TVALILFFVYGYLLFGPHREGVSGAALVLAGSKLWMGYFGQFSHRSAHSYGKHCPRLAAWLQKRGLMISPRAHLSHHKPPHDTDFCLIGVCNPIVAAMRRVTLNRHAWLAVFLTWSVLD 322          
BLAST of mRNA_H-paniculata_contig4741.11780.1 vs. uniprot
Match: A0A7S3LC45_9STRA (Hypothetical protein n=1 Tax=Amphora coffeiformis TaxID=265554 RepID=A0A7S3LC45_9STRA)

HSP 1 Score: 144 bits (362), Expect = 4.220e-36
Identity = 79/236 (33.47%), Postives = 133/236 (56.36%), Query Frame = 0
Query:  143 QEIQFVLGGRLPFVKRSELLVWSWVLLSAFFLVRYGLLEAGLACTVAAFCV--MYVVLDFYSGVLHVVLDDEWNMGVPLLSQPAMEFQYHHHIPDDGCSRPFIEGMGDLNFIIGLHLALFTALFIHGGQKDSLLLCAGGWKMLIAYWGIWNHRQAHQMKSKRPFWVTYLQNKNLMLSPAAHKVHHTPPHEDEYCLLGVSTPAVTWLKRRNIGSISWILLFLLLTALDTVGPARLLD 376
            Q++  +  G   +  RS +LV+++ + +A  +++   +   L     A CV  M++  DFYSGVLHVVLD   N+ +P+L QP +EFQ+HH IPDD   + F++  GDLN ++ +  A+   L         + +  GG K+ +AY+G ++H+ AH     R  + T+LQ    M+S   H  HH PP++ ++CL+G   PA+  L+     + +W+ LF + + LD VG  +L++
Sbjct:  103 QKMTTLTAGSPVYQLRSSVLVYAYAIGTALLILKGATMLHPLT---TALCVLTMFLGYDFYSGVLHVVLDHPDNIALPILGQPCLEFQWHHAIPDDLVRKDFVDVCGDLNVVVMILAAINLYLL---DLNSGVAMVIGGLKLWMAYFGQFSHKSAHAFGPARGGFATWLQKYGFMISCKDHMSHHKPPYDVDFCLIGFCNPAIDALRSLTTNNAAWLSLFFVWSILDLVGYVKLVE 332          
BLAST of mRNA_H-paniculata_contig4741.11780.1 vs. uniprot
Match: A0A8J2S8L3_9STRA (Hypothetical protein n=1 Tax=Pelagomonas calceolata TaxID=35677 RepID=A0A8J2S8L3_9STRA)

HSP 1 Score: 135 bits (339), Expect = 4.060e-33
Identity = 82/187 (43.85%), Postives = 102/187 (54.55%), Query Frame = 0
Query:  182 AGLACTVA----AFC----VMYVVLDFYSGVLHVVLDDEWNM-GVP--LLSQPAMEFQYHHHIPDDGCSRPFIEGMGDLNFIIGLHLALFTALFIHGGQKDSLLLCAGGWKMLIAYWGIWNHRQAHQMKSKRPFWVTYLQNKNLMLSPAAHKVHHTPPHEDEYCLLGVSTPAVTWLKRRNIGSISWI 357
            AG  CT A    AF      MY+  DFYSGVLHV LDD  NM GV   +L Q  +EFQ+HH IP DG S+PFI    DLN I+ + + L   L    G          G K+  AY+G + HR AH  KSKRP WV +LQ+   M   A H  HH PPH++ +CL+G   PAV  L +   G+  W+
Sbjct:   95 AGYLCTTAPSLRAFLWMLPAMYLGYDFYSGVLHVALDDPKNMQGVKSYILFQGCLEFQWHHAIPYDGASKPFIACCADLNIIVLILMVLNCGLL---GYTSGTRAALTGLKLFFAYFGQYCHRAAHTPKSKRPQWVQFLQSTGFMTPQAKHNGHHRPPHDENFCLIGKMDPAVNGLIKL-CGTNDWV 277          
BLAST of mRNA_H-paniculata_contig4741.11780.1 vs. uniprot
Match: A0A7S3PX68_9STRA (Hypothetical protein n=1 Tax=Chaetoceros debilis TaxID=122233 RepID=A0A7S3PX68_9STRA)

HSP 1 Score: 109 bits (272), Expect = 1.110e-23
Identity = 60/193 (31.09%), Postives = 98/193 (50.78%), Query Frame = 0
Query:  155 FVKRSELLVWSWVLLSAFFLVRYGLLEAGLACTVAAFCVMYVVLDFYSGVLHVVLDDEWNMGVPLLSQPAMEFQYHHHIPDDGCSRPFIEGMGDLNFIIGLHLAL-FTALFIHGGQKDSLLLCAGGWKMLIAYWGIWNHRQAHQMKSKRPFWVTYLQNKNLMLSPAAHKVHHTPPHEDEYCLLGVSTPAVTWL 346
            +V R+  LV  + + SA  L  + + +  L   +       V  D  SG LH+V DD  N+ +P+L QP +EFQ HHH P D   R  ++ +GDLN + G+   L     F      ++      G K+ +AY+G ++HR AH   S    ++  L+    M+    H+ HH PPH+ ++CL+G+  P + ++
Sbjct:   58 YVPRTHSLVIVYSIFSALIL-AWAIHDTSLLHFILCIIGSLVGYDILSGFLHIVFDDTRNLCLPVLGQPCLEFQMHHHFPYDLVKRDLLDVLGDLNTVTGILAVLNICPYFFCDPWNNTTHRFMLGMKLFMAYYGQFSHRSAHTPSSVHNKYIEALRKIGFMIPLDVHRSHHRPPHDKDFCLVGICNPLINFM 249          
BLAST of mRNA_H-paniculata_contig4741.11780.1 vs. uniprot
Match: A0A7Y2FPK9_9DELT (Lipid_desat domain-containing protein n=1 Tax=Myxococcales bacterium TaxID=2026763 RepID=A0A7Y2FPK9_9DELT)

HSP 1 Score: 107 bits (267), Expect = 3.850e-23
Identity = 70/194 (36.08%), Postives = 98/194 (50.52%), Query Frame = 0
Query:  189 AAFCVMYVVLDFYSGVLHVVLDDEWNMGVPLLSQPAMEFQYHHHIPDDGCSRPFIEGMGDLNFIIGLHLALFTALFIHG--GQKDSLLLCAGGWKMLIAY-WGIWN---HRQAHQMKSKRPFWVTYLQNKNLMLSPAAHKVHHTPPHEDEYCLLGVSTPAVTWLKRRNIGSISWILLFLLLTALDTVGPARLLD 376
            A F V Y  +DFYSGVLHVVLD+   + +PL+  P +EFQ+HH  P D  +R   +  GDLN ++     L  + F+ G  G   +  + AG     + Y WG  N   HR AH     RP    ++Q   L++ PA H VHH    +    L G S   +  + R       W++LF++LTALD V    L+D
Sbjct:   87 ATFVVFYFYIDFYSGVLHVVLDNPRFVRLPLIGVPCVEFQWHHTFPYDISTRRLFDVWGDLNVLL-----LVKSAFLFGICGFSTTTFMVAG-----VGYAWGYANQFSHRLAHTAPRNRPKLAVWMQEHRLLMPPAVHHVHHNDHTQAFPVLSGHSRGLIQGMLRVIPNGYFWLVLFVVLTALDLVAICWLVD 270          
BLAST of mRNA_H-paniculata_contig4741.11780.1 vs. uniprot
Match: A0A5F1XTR2_9LEPT (Kua-ubiquitin conjugating enzyme hybrid localization domain protein n=4 Tax=Leptospira TaxID=171 RepID=A0A5F1XTR2_9LEPT)

HSP 1 Score: 70.1 bits (170), Expect = 3.930e-10
Identity = 58/167 (34.73%), Postives = 85/167 (50.90%), Query Frame = 0
Query:  199 DFYSGVLHVVLDDEWNMGVPLLSQPAMEFQYH-HHIPDDGCSR-PFIEGMGDLNFIIGLHLALFTALFIHGGQKDSLLLCAGGWKMLIAYWGIWN----HRQAHQMKSKRPFWVTYLQNKNLMLSPAAHKVHHTPPHEDEYCLL-GVSTPAVTWLKRRNIGSISWIL 358
            DF SG++H + D   +   P+   PA  F +  HH+   G +R  FIE  G+ N ++ L + ++   F       S L+ A  W  L+  WGI+     H+ AHQ  S   F +  LQ   L+L PA HKVHHTPPH+  +C+  G   P +  LK  +  ++ WIL
Sbjct:   68 DFISGLVHFLGDSVGSETTPIFG-PAFIFPFRDHHVDPKGITRHDFIETNGN-NCLVSLPILVYYVFFWESEGVVSSLI-ALFWFFLL--WGIFATNQIHKWAHQ-DSPNAF-IKTLQKYKLILGPAHHKVHHTPPHDTYFCITTGWLNPVLKTLKFYD--ALRWIL 225          
BLAST of mRNA_H-paniculata_contig4741.11780.1 vs. uniprot
Match: H8MNW2_CORCM (Carotenoid synthesis regulator CarF n=33 Tax=Myxococcaceae TaxID=31 RepID=H8MNW2_CORCM)

HSP 1 Score: 58.2 bits (139), Expect = 6.830e-6
Identity = 42/162 (25.93%), Postives = 72/162 (44.44%), Query Frame = 0
Query:  195 YVVLDFYSGVLHVVLDDEWNMGVPLLSQPAMEFQYHHHIPDDGCSR-PFIEGMGDLNFIIGLHLALFTALFIHGGQKDSLLLCAGGWKMLIAYWG-----IWNHRQAHQMK--SKRPFWVTYLQNKNLMLSPAAHKVHHTPPHEDEYCLLGVSTPAVTWLKR 348
            Y+  DF SG +H + D   +  +P+L +  +     HH+ +   +R  F+E  G+ N ++ L +A             ++ L   GW  L A+ G     +    Q H+     + P  + +LQ  +L+L P  H++HHT P    YC+       V W+ R
Sbjct:   68 YLAADFVSGFVHWMGDTWGSTEMPILGKAFIRPFREHHVDEKAITRHDFVETNGN-NCLVSLPVAALAV---------AIPLAGPGWVFLAAFLGAMIFWVMATNQFHKWSHLDEPPAIINFLQRVHLILPPDHHRIHHTAPFNQYYCI------TVGWMNR 213          
BLAST of mRNA_H-paniculata_contig4741.11780.1 vs. uniprot
Match: UPI00186BBDAB (fatty acid desaturase family protein n=1 Tax=Corallococcus sp. ZKHCc1 1396 TaxID=2710757 RepID=UPI00186BBDAB)

HSP 1 Score: 56.2 bits (134), Expect = 2.960e-5
Identity = 43/159 (27.04%), Postives = 72/159 (45.28%), Query Frame = 0
Query:  195 YVVLDFYSGVLHVVLDDEWNMGVPLLSQPAMEFQYHHHIPDDGCSR-PFIEGMGDLNFIIGLHLA-LFTALFIHGGQKDSLLLCAGG---WKMLIAYWGIWNHRQAHQMKSKRPFWVTYLQNKNLMLSPAAHKVHHTPPHEDEYCLLGVSTPAVTWLKR 348
            Y+  DF SG +H + D   +  +P+L +  +     HH+ +   +R  F+E  G+ N ++ L +A L  A+ ++G     L    G    W M    +  W+H          P  + +LQ  +L+L P  H++HHT P    YC+       V W+ R
Sbjct:   68 YLAADFVSGFVHWMGDTWGSTQMPVLGKAFIRPFREHHVDEKAITRHDFVETNGN-NCLVSLPVAALAVAVPLNGPGWVFLAAFLGAMIFWVMATNQFHKWSHLDTP------PALIHFLQRVHLILPPDHHRIHHTAPFNQYYCI------TVGWMNR 213          
The following BLAST results are available for this feature:
BLAST of mRNA_H-paniculata_contig4741.11780.1 vs. uniprot
Analysis Date: 2022-09-16 (Diamond blastp: OGS1.0 vs UniRef90)
Total hits: 10
Match NameE-valueIdentityDescription
A0A6H5L5I7_9PHAE1.090e-15361.66Lipid_desat domain-containing protein n=1 Tax=Ecto... [more]
D7FL42_ECTSI1.450e-14078.86Lipid_desat domain-containing protein n=1 Tax=Ecto... [more]
A0A6U5EGY9_9STRA1.980e-3634.98Hypothetical protein n=1 Tax=Corethron hystrix Tax... [more]
A0A7S3LC45_9STRA4.220e-3633.47Hypothetical protein n=1 Tax=Amphora coffeiformis ... [more]
A0A8J2S8L3_9STRA4.060e-3343.85Hypothetical protein n=1 Tax=Pelagomonas calceolat... [more]
A0A7S3PX68_9STRA1.110e-2331.09Hypothetical protein n=1 Tax=Chaetoceros debilis T... [more]
A0A7Y2FPK9_9DELT3.850e-2336.08Lipid_desat domain-containing protein n=1 Tax=Myxo... [more]
A0A5F1XTR2_9LEPT3.930e-1034.73Kua-ubiquitin conjugating enzyme hybrid localizati... [more]
H8MNW2_CORCM6.830e-625.93Carotenoid synthesis regulator CarF n=33 Tax=Myxoc... [more]
UPI00186BBDAB2.960e-527.04fatty acid desaturase family protein n=1 Tax=Coral... [more]
back to top
InterPro
Analysis Name: InterProScan on OGS1.0
Date Performed: 2022-09-29
IPR TermIPR DescriptionSourceSource TermSource DescriptionAlignment
IPR019547B domain of TMEM189, localisation domainPFAMPF10520TMEM189_B_dmaincoord: 195..335
e-value: 1.1E-16
score: 61.5
NoneNo IPR availablePHOBIUSTRANSMEMBRANETransmembrane regioncoord: 272..290
NoneNo IPR availablePHOBIUSCYTOPLASMIC_DOMAINCytoplasmic domaincoord: 291..355
NoneNo IPR availablePHOBIUSNON_CYTOPLASMIC_DOMAINNon cytoplasmic domaincoord: 267..271
NoneNo IPR availablePHOBIUSTRANSMEMBRANETransmembrane regioncoord: 185..209
NoneNo IPR availablePHOBIUSNON_CYTOPLASMIC_DOMAINNon cytoplasmic domaincoord: 376..380
NoneNo IPR availablePHOBIUSCYTOPLASMIC_DOMAINCytoplasmic domaincoord: 210..248
NoneNo IPR availablePHOBIUSNON_CYTOPLASMIC_DOMAINNon cytoplasmic domaincoord: 180..184
NoneNo IPR availablePHOBIUSTRANSMEMBRANETransmembrane regioncoord: 161..179
NoneNo IPR availablePHOBIUSTRANSMEMBRANETransmembrane regioncoord: 249..266
NoneNo IPR availablePHOBIUSTRANSMEMBRANETransmembrane regioncoord: 356..375
NoneNo IPR availablePHOBIUSCYTOPLASMIC_DOMAINCytoplasmic domaincoord: 1..160
NoneNo IPR availableTMHMMTMhelixcoord: 187..209
NoneNo IPR availableTMHMMTMhelixcoord: 161..180
NoneNo IPR availableTMHMMTMhelixcoord: 353..375
NoneNo IPR availableTMHMMTMhelixcoord: 249..268
NoneNo IPR availableTMHMMTMhelixcoord: 273..290

Alignments
The following features are aligned
Aligned FeatureFeature TypeAlignment Location
H-paniculata_contig4741contigH-paniculata_contig4741:1125..6644 -
Analyses
This polypeptide is derived from or has results from the following analyses
Analysis NameDate Performed
InterProScan on OGS1.02022-09-29
Diamond blastp: OGS1.0 vs UniRef902022-09-16
OGS1.0 of Halopteris paniculata Hal_grac_a_UBK monoicous2021-02-24
Relationships

This polypeptide derives from the following mRNA feature(s):

Feature NameUnique NameSpeciesTypePosition
mRNA_H-paniculata_contig4741.11780.1mRNA_H-paniculata_contig4741.11780.1Halopteris paniculata Hal_grac_a_UBK monoicousmRNAH-paniculata_contig4741 402..6843 -


Sequences
The following sequences are available for this feature:

polypeptide sequence

>prot_H-paniculata_contig4741.11780.1 ID=prot_H-paniculata_contig4741.11780.1|Name=mRNA_H-paniculata_contig4741.11780.1|organism=Halopteris paniculata Hal_grac_a_UBK monoicous|type=polypeptide|length=381bp
MPPEESQVFSSDGGIFLNSLPSIGNLPDERVADNGRLSDAEADVLVDNKG
RPYKLGPKGFVCDLNTRAVKIARRVQARALAASEREPNGHVSVAGEKEGY
VPAELPAPVWASLGGKDNDSSHTLSTTEESGGESGTVRSAIAQEIQFVLG
GRLPFVKRSELLVWSWVLLSAFFLVRYGLLEAGLACTVAAFCVMYVVLDF
YSGVLHVVLDDEWNMGVPLLSQPAMEFQYHHHIPDDGCSRPFIEGMGDLN
FIIGLHLALFTALFIHGGQKDSLLLCAGGWKMLIAYWGIWNHRQAHQMKS
KRPFWVTYLQNKNLMLSPAAHKVHHTPPHEDEYCLLGVSTPAVTWLKRRN
IGSISWILLFLLLTALDTVGPARLLDIIFV*
back to top
Annotated Terms
The following terms have been associated with this polypeptide:
Vocabulary: INTERPRO
TermDefinition
IPR019547TMEM189_B_dmain