SGID Silkworm Genome Informatics Database
Gene
KWMTBOMO14994  Validated by peptides from experiments
Pre Gene Modal
BGIBMGA004876
Annotation
hypothetical_protein_KGM_22030_[Danaus_plexippus]
Full name
Molybdopterin synthase catalytic subunit       + More
Multifunctional fusion protein      
Alternative Name
Molybdenum cofactor synthesis protein 2 large subunit
Molybdenum cofactor synthesis protein 2B
Location in the cell
Cytoplasmic   Reliability : 1.96 Nuclear   Reliability : 2.053
 

Sequence

CDS
ATGGACCATATAAAATTAACAGTAGATAGACTGTCAGTCGAAGAAATAAGTGAACTTGTAACTGATGATAGCTGCGGTGCAATTTCATTGTTTATTGGCACAACTAGAGACAATTTTGAAGGAAAAAAGGTACTAAGGCTGGAATATGAGGCCTACGAATCTATGGCCATAAAAGCGATAAAAACAATTTGTGATGACGTCAGACAGAAATGGCCGCTTGTACACGGAATAGCTATTTATCACAGGTTGGGCAACGTTCCGTGTCGAGAGGCGTCTGTCGTGATAGCCATAAGCAGTCCGCAGAGGAAGGACTCTTTAAGCGCCGTATCCTACACCATCGATCAGCTAAAGGCCTCAGTTCCTATATGGAAGAAGGAAATATACGACGGACAACCCGCCCAATGGAAGGAGAATCGTGAATTTCCGTCGAAATCGGAGTCGAAGAACATCGACAAAAATTTAGTACAGATCAACGTTTCGAGCGAAGAACTACAGAAGCGGATACAGAACTTTATTGAGAGGAAACGGGAGCAGGTTAATTACGGCAACATACAGGACTTCGTGCCGGGGCGGCGTCAGGACGAGGAGGACACGTGCGCGCGGGTCAGGGCGCAGTTCGTCAAACGAAACGATTCTAAAGGACATTTGAAAGTATACAAAGTCAACAACGAATGGGGTCCACAAACGGTTAGTTTCAGTGGGGTCCCCGTTGGGTCCTCGGACCCGGGCCTGCCGCCCTCCGTAGCCGAGCGAGTCGTGGCCGTCGAGAAGTTCCTTAACCTGGGCCCCGTCTCCAAGGACATCTTCAAGCGGCTCAAGGACATGGAGGACAGGATCGCGTATCTGCAGTCGGTGTCGCCGGAATACGCGCAGTTCTGGAAAACAAAGGCAGACCTGGAAGAGATAAAATCTGAGGATCGTATAGATTACGCGTTCTCTGCTGAAGACATCGCGAGGAAGATCGACCAATTGGAAAAGGCCAATTTATGA
Protein
MDHIKLTVDRLSVEEISELVTDDSCGAISLFIGTTRDNFEGKKVLRLEYEAYESMAIKAIKTICDDVRQKWPLVHGIAIYHRLGNVPCREASVVIAISSPQRKDSLSAVSYTIDQLKASVPIWKKEIYDGQPAQWKENREFPSKSESKNIDKNLVQINVSSEELQKRIQNFIERKREQVNYGNIQDFVPGRRQDEEDTCARVRAQFVKRNDSKGHLKVYKVNNEWGPQTVSFSGVPVGSSDPGLPPSVAERVVAVEKFLNLGPVSKDIFKRLKDMEDRIAYLQSVSPEYAQFWKTKADLEEIKSEDRIDYAFSAEDIARKIDQLEKANL

Summary

Description
Catalytic subunit of the molybdopterin synthase complex, a complex that catalyzes the conversion of precursor Z into molybdopterin. Acts by mediating the incorporation of 2 sulfur atoms from thiocarboxylated MOCS2A into precursor Z to generate a dithiolene group.
Acts as a sulfur carrier required for molybdopterin biosynthesis. Component of the molybdopterin synthase complex that catalyzes the conversion of precursor Z into molybdopterin by mediating the incorporation of 2 sulfur atoms into precursor Z to generate a dithiolene group. In the complex, serves as sulfur donor by being thiocarboxylated (-COSH) at its C-terminus by MOCS3. After interaction with MOCS2B, the sulfur is then transferred to precursor Z to form molybdopterin.
Catalytic Activity
2 [molybdopterin-synthase sulfur-carrier protein]-C-terminal Gly-NH-CH2-C(O)SH + cyclic pyranopterin phosphate + H2O = 2 [molybdopterin-synthase sulfur-carrier protein]-C-terminal Gly-Gly + 4 H(+) + molybdopterin
Subunit
Heterotetramer; composed of 2 small (MOCS2A) and 2 large (MOCS2B) subunits.
Miscellaneous
This protein is produced by a bicistronic gene which also produces the large subunit (MOCS2A).
This protein is produced by a bicistronic gene which also produces the large subunit (MOCS2B).
Similarity
Belongs to the MoaE family. MOCS2B subfamily.
Belongs to the MoaD family. MOCS2A subfamily.
Keywords
Complete proteome   Cytoplasm   Molybdenum cofactor biosynthesis   Reference proteome   Transferase  
Feature
chain  Molybdopterin synthase catalytic subunit
EC Number
2.8.1.12
EMBL
BABH01025217    BABH01025218    BABH01025219    BABH01025220    BABH01025221    ODYU01010736    + More
SOQ56035.1    RSAL01000009    RVE53864.1    KZ150226    PZC72053.1    NWSH01000636    PCG75120.1    AGBW02012265    OWR45318.1    PCG75121.1    KQ460205    KPJ16982.1    KQ459604    KPI92070.1    JTDY01004414    KOB68192.1    ADTU01009937    KQ435848    KOX71043.1    GEZM01009852    JAV94260.1    KQ978739    KYN28718.1    NEVH01008200    PNF34911.1    PNF34914.1    KZ288194    PBC33840.1    KQ414741    KOC61973.1    KK852805    KDR16124.1    KQ977276    KYN04434.1    GL448301    EFN84820.1    KK107054    QOIP01000004    EZA61459.1    RLU23575.1    AJWK01035129    KQ982686    KYQ52292.1    CH902617    KQ971352    EFA06321.2    AE014297    AY047520    CM000160    CCAG010012069    CH964272    CM000364    CH480848    CH954182    GDIQ01257722    GDIP01046269    GDIQ01036440    JAM57446.1    JAN58297.1    APGK01036258    KB740937    ENN77778.1    CH916369    GEZM01009854    JAV94257.1    JXJN01011305    GDIP01244861    JAI78540.1    CM000070    CH479182    OUUW01000007    SPP83233.1    KQ981305    KYN42897.1    GDIP01144658    JAJ78744.1    CH933806    CH940650    KRF82695.1    KRT00592.1    GDRN01099152    JAI58823.1    GDHF01029180    JAI23134.1    GDHF01001486    JAI50828.1    GDHF01005834    JAI46480.1    BT080289    ACO14713.1    BT076513    ACO10937.1   
Pfam
PF02391   MoaE        + More
PF02597   ThiS
Interpro
IPR036563   MoaE_sf        + More
IPR003448   Mopterin_biosynth_MoaE       
IPR028888   MOCS2B_euk       
IPR003749   ThiS/MoaD-like       
IPR016155   Mopterin_synth/thiamin_S_b       
IPR028887   MOCS2A       
IPR012675   Beta-grasp_dom_sf       
SUPFAM
SSF54690   SSF54690        + More
SSF54285   SSF54285       
Gene 3D
PDB
5MPO     E-value=3.12718e-40,     Score=414

Ontologies

Topology

Subcellular location
Cytoplasm  
Length:
329
Number of predicted TMHs:
0
Exp number of AAs in TMHs:
0.000770000000000001
Exp number, first 60 AAs:
0.00041
Total prob of N-in:
0.04415
outside
1  -  329
 
 

Population Genetic Test Statistics

Pi
215.101656
Theta
167.659235
Tajima's D
0.82358
CLR
0.746912
CSRT
0.616169191540423
Interpretation
Uncertain
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