Carg06658 (gene) Silver-seed gourd

NameCarg06658
Typegene
OrganismCucurbita argyrosperma (Silver-seed gourd)
DescriptionDNA-directed RNA polymerases I, II, and III subunit RPABC4
LocationCucurbita_argyrosperma_scaffold_012 : 247900 .. 249453 (-)
The following sequences are available for this feature:

Gene sequence (with intron)

Legend: polypeptideCDSexon
Hold the cursor over a type above to highlight its positions in the sequence below.
ATGGATCCTCAACCCGAACCAGTGAGCTACATATGTGGAGGTACGGTTGTTGTGTTTATTGATTCCATGCTTCAAAATCTACTGAATATTTAGGTTTTCAAGTTTGGTTCTCGTGTGCATCCTTTAATCAGTGTATAGTTACTTTGATTACATTAAAACATCGGGAATCTGGAAGTTTATTGATTTGAGTCTATATTTTTCGCAATCGAATATACATATATATCTTAGAATCCAGTAGTTTGAGTATATATTTACAATACTTGCACTAAATATTCACCTATGTTTGGATCTTGAGTACTGTCGAATTGGTGTAGATTGTGGAATGGAGAACACTCTGAAGCAGGGTGATGTTATACAGTGCCGAGAGTGTGGTTATCGTATTCTCTACAAGAAGCGCACCCGTCGCAGTAAGATATATTTGTTTTTTTTTTCTTTTACTCATGAATGTGTCGTCTCTATGTATGATATTTCCGTTAAAGTTCTTAATTTCCACTGATGTTTGGAATTTTAAGTGTCGTCCATGAAGTTGTTTCTGACTTTCATATGCTTGGCCATAAATTTTCGATGAACTAAGAAACAGTGGCGGGATTTTTAATTAATAGTAGAGTAAAAAAAATTTGGTGGGGCGGGAGCTAGTGTAACGGCCCAATCCCACAGCTAGTAGATATTGTTATCTCTAGGCTTTCCCTTATGGCTTTCACTCAAGGTTTTTAAAACACGTCAGCTAGAGAGAGAGATTTCCACGTCGTTATAAAGAATGCTTTGTTCCCCTCTCCAACCGATGTGGGATCTCACAATCCACTCCCTTTAGTCACCATCCTTGCTGACACTTGTTCCTCTCTCCAATTGACATGAGATCTCATAGTCCACCTCTCTTCAAAGCCCCACGTCCTCACTGGCACTCGTTCTTCTCTACAATCGATGTGAGATCTCCAATTGACATGAGATCTCACGTCCTCACTAGTTAAGTCGATGAAAATAAGGTTAAACACTGTGATCGATGCTTGATAAGCTTTGGACAGTTCTGTATTTTGTTGGTCTAATTCTAAAGTTGATTGCATTGCGTTTGAGATCCCACTTGTTTGAGCGTTCCATATCCACTGCACCACTTGTCATAAGCTGATCAGCTACCTTTTCACTTCTTGTGTATTTATTTTGCATTCCCTTGATCACACTATCAACATCCATTCTAAATGCTGTCTTCTTCGTGATCTTTAACCTTCATTTCCCTTCTTCATAGTTCATTCGAAAATGGATCATCTCAAAATTCATGTTAGCATCGGTTTGTTTTGACGTTTACGTTGGTTGTAGTGATTTAGTATAATGTCCTAACGTGTTGTGTTTGAGCAAAATCTGTTCTCGATCTTTAGTAGTAATCGAATGAAAAAGTGCTTCTTGTGGTATCCCTCCTATGACTTAGGACTAAGCTTTGAGGGGAAGCCCAAAAGGGAAAACCTAAAGAGGACAATATTTGCTAGTAGTGGATCTGGGTCGTTACAAATGGTATCAAAGCCTGACAGCGGACGATGTGCCAGCCTTCTCGCTGTTCCTTAA

mRNA sequence

ATGGATCCTCAACCCGAACCAGTGAGCTACATATGTGGAGATTGTGGAATGGAGAACACTCTGAAGCAGGGTGATGTTATACAGTGCCGAGAGTGTGGTTATCGTATTCTCTACAAGAAGCGCACCCGTCGCAGACTAAGCTTTGAGGGGAAGCCCAAAAGGGAAAACCTAAAGAGGACAATATTTGCTAGTAGTGGATCTGGGTCGTTACAAATGGTATCAAAGCCTGACAGCGGACGATGTGCCAGCCTTCTCGCTGTTCCTTAA

Coding sequence (CDS)

ATGGATCCTCAACCCGAACCAGTGAGCTACATATGTGGAGATTGTGGAATGGAGAACACTCTGAAGCAGGGTGATGTTATACAGTGCCGAGAGTGTGGTTATCGTATTCTCTACAAGAAGCGCACCCGTCGCAGACTAAGCTTTGAGGGGAAGCCCAAAAGGGAAAACCTAAAGAGGACAATATTTGCTAGTAGTGGATCTGGGTCGTTACAAATGGTATCAAAGCCTGACAGCGGACGATGTGCCAGCCTTCTCGCTGTTCCTTAA

Protein sequence

MDPQPEPVSYICGDCGMENTLKQGDVIQCRECGYRILYKKRTRRRLSFEGKPKRENLKRTIFASSGSGSLQMVSKPDSGRCASLLAVP
BLAST of Carg06658 vs. NCBI nr
Match: XP_015579873.1 (DNA-directed RNA polymerases II, IV and V subunit 12 [Ricinus communis] >XP_016903136.1 PREDICTED: DNA-directed RNA polymerases II, IV and V subunit 12 [Cucumis melo] >XP_016899390.1 PREDICTED: DNA-directed RNA polymerases II, IV and V subunit 12 [Cucumis melo] >XP_016899391.1 PREDICTED: DNA-directed RNA polymerases II, IV and V subunit 12 [Cucumis melo] >XP_022136997.1 DNA-directed RNA polymerases II, IV and V subunit 12 [Momordica charantia] >XP_022954995.1 DNA-directed RNA polymerases II, IV and V subunit 12 [Cucurbita moschata] >XP_022923649.1 DNA-directed RNA polymerases II, IV and V subunit 12 [Cucurbita moschata] >XP_022994261.1 DNA-directed RNA polymerases II, IV and V subunit 12 [Cucurbita maxima] >XP_023001815.1 DNA-directed RNA polymerases II, IV and V subunit 12 [Cucurbita maxima] >XP_023001816.1 DNA-directed RNA polymerases II, IV and V subunit 12 [Cucurbita maxima] >XP_023542174.1 DNA-directed RNA polymerases II, IV and V subunit 12 [Cucurbita pepo subsp. pepo] >KGN64215.1 hypothetical protein Csa_1G043180 [Cucumis sativus])

HSP 1 Score: 102.8 bits (255), Expect = 6.0e-19
Identity = 45/51 (88.24%), Postives = 48/51 (94.12%), Query Frame = 0

Query: 1  MDPQPEPVSYICGDCGMENTLKQGDVIQCRECGYRILYKKRTRRRLSFEGK 52
          MDPQPEPVSYICGDCGMENTLKQGDVIQCRECGYRILYKKRTRR + +E +
Sbjct: 1  MDPQPEPVSYICGDCGMENTLKQGDVIQCRECGYRILYKKRTRRIVQYEAR 51

BLAST of Carg06658 vs. NCBI nr
Match: XP_012836463.1 (PREDICTED: DNA-directed RNA polymerases II, IV and V subunit 12 [Erythranthe guttata] >XP_012850578.1 PREDICTED: DNA-directed RNA polymerases II, IV and V subunit 12 [Erythranthe guttata] >EYU26259.1 hypothetical protein MIMGU_mgv1a017602mg [Erythranthe guttata] >EYU38219.1 hypothetical protein MIMGU_mgv1a017594mg [Erythranthe guttata])

HSP 1 Score: 100.9 bits (250), Expect = 2.3e-18
Identity = 44/51 (86.27%), Postives = 47/51 (92.16%), Query Frame = 0

Query: 1  MDPQPEPVSYICGDCGMENTLKQGDVIQCRECGYRILYKKRTRRRLSFEGK 52
          MDPQPEPVSYICGDCG ENTLKQGDVIQCRECGYRILYKKRTRR + +E +
Sbjct: 1  MDPQPEPVSYICGDCGQENTLKQGDVIQCRECGYRILYKKRTRRIVQYEAR 51

BLAST of Carg06658 vs. NCBI nr
Match: XP_021658712.1 (DNA-directed RNA polymerases II, IV and V subunit 12 [Hevea brasiliensis])

HSP 1 Score: 100.9 bits (250), Expect = 2.3e-18
Identity = 44/51 (86.27%), Postives = 47/51 (92.16%), Query Frame = 0

Query: 1  MDPQPEPVSYICGDCGMENTLKQGDVIQCRECGYRILYKKRTRRRLSFEGK 52
          MDPQPEPVSYICGDCGMENTLK GDVIQCRECGYRILYKKRTRR + +E +
Sbjct: 1  MDPQPEPVSYICGDCGMENTLKPGDVIQCRECGYRILYKKRTRRIIQYEAR 51

BLAST of Carg06658 vs. NCBI nr
Match: KDP44492.1 (hypothetical protein JCGZ_16325 [Jatropha curcas])

HSP 1 Score: 100.5 bits (249), Expect = 3.0e-18
Identity = 44/48 (91.67%), Postives = 45/48 (93.75%), Query Frame = 0

Query: 1  MDPQPEPVSYICGDCGMENTLKQGDVIQCRECGYRILYKKRTRRRLSF 49
          MDPQPEPVSYICGDCGMENTLK GDVIQCRECGYRILYKKRTRR + F
Sbjct: 1  MDPQPEPVSYICGDCGMENTLKPGDVIQCRECGYRILYKKRTRRSMQF 48

BLAST of Carg06658 vs. NCBI nr
Match: XP_014507408.2 (DNA-directed RNA polymerases II, IV and V subunit 12 [Vigna radiata var. radiata])

HSP 1 Score: 100.5 bits (249), Expect = 3.0e-18
Identity = 44/51 (86.27%), Postives = 47/51 (92.16%), Query Frame = 0

Query: 1  MDPQPEPVSYICGDCGMENTLKQGDVIQCRECGYRILYKKRTRRRLSFEGK 52
          MDPQPEPVSYICGDCGMENTLK GDVIQCRECGYRILYKKRTRR + +E +
Sbjct: 35 MDPQPEPVSYICGDCGMENTLKPGDVIQCRECGYRILYKKRTRRIVQYEAR 85

BLAST of Carg06658 vs. TAIR10
Match: AT5G41010.1 (DNA directed RNA polymerase, 7 kDa subunit)

HSP 1 Score: 95.1 bits (235), Expect = 2.3e-20
Identity = 40/51 (78.43%), Postives = 45/51 (88.24%), Query Frame = 0

Query: 1  MDPQPEPVSYICGDCGMENTLKQGDVIQCRECGYRILYKKRTRRRLSFEGK 52
          MDP PEPV+Y+CGDCG ENTLK GDVIQCRECGYRILYKKRTRR + +E +
Sbjct: 1  MDPAPEPVTYVCGDCGQENTLKSGDVIQCRECGYRILYKKRTRRVVQYEAR 51

BLAST of Carg06658 vs. TAIR10
Match: AT1G53690.1 (DNA directed RNA polymerase, 7 kDa subunit)

HSP 1 Score: 68.9 bits (167), Expect = 1.7e-12
Identity = 30/41 (73.17%), Postives = 34/41 (82.93%), Query Frame = 0

Query: 2  DPQPEP-VSYICGDCGMENTLKQGDVIQCRECGYRILYKKR 42
          D QPE  V Y+CGDCG EN LK+GDV QCR+CG+RILYKKR
Sbjct: 10 DKQPEQLVIYVCGDCGQENILKRGDVFQCRDCGFRILYKKR 50

BLAST of Carg06658 vs. Swiss-Prot
Match: sp|Q9FLM8|NRPBC_ARATH (DNA-directed RNA polymerases II, IV and V subunit 12 OS=Arabidopsis thaliana OX=3702 GN=NRPB12 PE=1 SV=1)

HSP 1 Score: 95.1 bits (235), Expect = 4.1e-19
Identity = 40/51 (78.43%), Postives = 45/51 (88.24%), Query Frame = 0

Query: 1  MDPQPEPVSYICGDCGMENTLKQGDVIQCRECGYRILYKKRTRRRLSFEGK 52
          MDP PEPV+Y+CGDCG ENTLK GDVIQCRECGYRILYKKRTRR + +E +
Sbjct: 1  MDPAPEPVTYVCGDCGQENTLKSGDVIQCRECGYRILYKKRTRRVVQYEAR 51

BLAST of Carg06658 vs. Swiss-Prot
Match: sp|Q9C8M4|RPBCL_ARATH (DNA-directed RNA polymerase subunit 12-like protein OS=Arabidopsis thaliana OX=3702 GN=NRPB12L PE=3 SV=1)

HSP 1 Score: 68.9 bits (167), Expect = 3.1e-11
Identity = 30/41 (73.17%), Postives = 34/41 (82.93%), Query Frame = 0

Query: 2  DPQPEP-VSYICGDCGMENTLKQGDVIQCRECGYRILYKKR 42
          D QPE  V Y+CGDCG EN LK+GDV QCR+CG+RILYKKR
Sbjct: 10 DKQPEQLVIYVCGDCGQENILKRGDVFQCRDCGFRILYKKR 50

BLAST of Carg06658 vs. Swiss-Prot
Match: sp|Q3ZBC0|RPAB4_BOVIN (DNA-directed RNA polymerases I, II, and III subunit RPABC4 OS=Bos taurus OX=9913 GN=POLR2K PE=1 SV=1)

HSP 1 Score: 68.2 bits (165), Expect = 5.3e-11
Identity = 27/49 (55.10%), Postives = 38/49 (77.55%), Query Frame = 0

Query: 3  PQPEPVSYICGDCGMENTLKQGDVIQCRECGYRILYKKRTRRRLSFEGK 52
          P+ +P+ YICG+C  EN +K  D I+CRECGYRI+YKKRT+R + F+ +
Sbjct: 10 PKQQPMIYICGECHTENEIKSRDPIRCRECGYRIMYKKRTKRLVVFDAR 58

BLAST of Carg06658 vs. Swiss-Prot
Match: sp|P53803|RPAB4_HUMAN (DNA-directed RNA polymerases I, II, and III subunit RPABC4 OS=Homo sapiens OX=9606 GN=POLR2K PE=1 SV=1)

HSP 1 Score: 68.2 bits (165), Expect = 5.3e-11
Identity = 27/49 (55.10%), Postives = 38/49 (77.55%), Query Frame = 0

Query: 3  PQPEPVSYICGDCGMENTLKQGDVIQCRECGYRILYKKRTRRRLSFEGK 52
          P+ +P+ YICG+C  EN +K  D I+CRECGYRI+YKKRT+R + F+ +
Sbjct: 10 PKQQPMIYICGECHTENEIKSRDPIRCRECGYRIMYKKRTKRLVVFDAR 58

BLAST of Carg06658 vs. Swiss-Prot
Match: sp|Q63871|RPAB4_MOUSE (DNA-directed RNA polymerases I, II, and III subunit RPABC4 OS=Mus musculus OX=10090 GN=Polr2k PE=3 SV=2)

HSP 1 Score: 68.2 bits (165), Expect = 5.3e-11
Identity = 27/49 (55.10%), Postives = 38/49 (77.55%), Query Frame = 0

Query: 3  PQPEPVSYICGDCGMENTLKQGDVIQCRECGYRILYKKRTRRRLSFEGK 52
          P+ +P+ YICG+C  EN +K  D I+CRECGYRI+YKKRT+R + F+ +
Sbjct: 10 PKQQPMIYICGECHTENEIKSRDPIRCRECGYRIMYKKRTKRLVVFDAR 58

BLAST of Carg06658 vs. TrEMBL
Match: tr|A0A1S4E4H5|A0A1S4E4H5_CUCME (DNA-directed RNA polymerases II, IV and V subunit 12 OS=Cucumis melo OX=3656 GN=LOC103482567 PE=4 SV=1)

HSP 1 Score: 102.8 bits (255), Expect = 3.9e-19
Identity = 45/51 (88.24%), Postives = 48/51 (94.12%), Query Frame = 0

Query: 1  MDPQPEPVSYICGDCGMENTLKQGDVIQCRECGYRILYKKRTRRRLSFEGK 52
          MDPQPEPVSYICGDCGMENTLKQGDVIQCRECGYRILYKKRTRR + +E +
Sbjct: 1  MDPQPEPVSYICGDCGMENTLKQGDVIQCRECGYRILYKKRTRRIVQYEAR 51

BLAST of Carg06658 vs. TrEMBL
Match: tr|A0A0A0LQM4|A0A0A0LQM4_CUCSA (Uncharacterized protein OS=Cucumis sativus OX=3659 GN=Csa_1G043180 PE=4 SV=1)

HSP 1 Score: 102.8 bits (255), Expect = 3.9e-19
Identity = 45/51 (88.24%), Postives = 48/51 (94.12%), Query Frame = 0

Query: 1  MDPQPEPVSYICGDCGMENTLKQGDVIQCRECGYRILYKKRTRRRLSFEGK 52
          MDPQPEPVSYICGDCGMENTLKQGDVIQCRECGYRILYKKRTRR + +E +
Sbjct: 1  MDPQPEPVSYICGDCGMENTLKQGDVIQCRECGYRILYKKRTRRIVQYEAR 51

BLAST of Carg06658 vs. TrEMBL
Match: tr|A0A022RDU6|A0A022RDU6_ERYGU (Uncharacterized protein OS=Erythranthe guttata OX=4155 GN=MIMGU_mgv1a017594mg PE=4 SV=1)

HSP 1 Score: 100.9 bits (250), Expect = 1.5e-18
Identity = 44/51 (86.27%), Postives = 47/51 (92.16%), Query Frame = 0

Query: 1  MDPQPEPVSYICGDCGMENTLKQGDVIQCRECGYRILYKKRTRRRLSFEGK 52
          MDPQPEPVSYICGDCG ENTLKQGDVIQCRECGYRILYKKRTRR + +E +
Sbjct: 1  MDPQPEPVSYICGDCGQENTLKQGDVIQCRECGYRILYKKRTRRIVQYEAR 51

BLAST of Carg06658 vs. TrEMBL
Match: tr|F6HCN6|F6HCN6_VITVI (Uncharacterized protein OS=Vitis vinifera OX=29760 GN=VIT_16s0115g00190 PE=4 SV=1)

HSP 1 Score: 100.9 bits (250), Expect = 1.5e-18
Identity = 44/48 (91.67%), Postives = 45/48 (93.75%), Query Frame = 0

Query: 1  MDPQPEPVSYICGDCGMENTLKQGDVIQCRECGYRILYKKRTRRRLSF 49
          MDPQPEPVSYICGDCG ENTLK GDVIQCRECGYRILYKKRTRRR+ F
Sbjct: 1  MDPQPEPVSYICGDCGQENTLKPGDVIQCRECGYRILYKKRTRRRIEF 48

BLAST of Carg06658 vs. TrEMBL
Match: tr|A0A1U8AQX5|A0A1U8AQX5_NELNU (DNA-directed RNA polymerases II, IV and V subunit 12 OS=Nelumbo nucifera OX=4432 GN=LOC104603134 PE=4 SV=1)

HSP 1 Score: 100.5 bits (249), Expect = 2.0e-18
Identity = 44/51 (86.27%), Postives = 47/51 (92.16%), Query Frame = 0

Query: 1  MDPQPEPVSYICGDCGMENTLKQGDVIQCRECGYRILYKKRTRRRLSFEGK 52
          MDPQPEPVSYICGDCGMENTLK GDVIQCRECGYRILYKKRTRR + +E +
Sbjct: 1  MDPQPEPVSYICGDCGMENTLKPGDVIQCRECGYRILYKKRTRRIVQYEAR 51

The following BLAST results are available for this feature:
Match NameE-valueIdentityDescription
XP_015579873.16.0e-1988.24DNA-directed RNA polymerases II, IV and V subunit 12 [Ricinus communis] >XP_0169... [more]
XP_012836463.12.3e-1886.27PREDICTED: DNA-directed RNA polymerases II, IV and V subunit 12 [Erythranthe gut... [more]
XP_021658712.12.3e-1886.27DNA-directed RNA polymerases II, IV and V subunit 12 [Hevea brasiliensis][more]
KDP44492.13.0e-1891.67hypothetical protein JCGZ_16325 [Jatropha curcas][more]
XP_014507408.23.0e-1886.27DNA-directed RNA polymerases II, IV and V subunit 12 [Vigna radiata var. radiata... [more]
Match NameE-valueIdentityDescription
AT5G41010.12.3e-2078.43DNA directed RNA polymerase, 7 kDa subunit[more]
AT1G53690.11.7e-1273.17DNA directed RNA polymerase, 7 kDa subunit[more]
Match NameE-valueIdentityDescription
sp|Q9FLM8|NRPBC_ARATH4.1e-1978.43DNA-directed RNA polymerases II, IV and V subunit 12 OS=Arabidopsis thaliana OX=... [more]
sp|Q9C8M4|RPBCL_ARATH3.1e-1173.17DNA-directed RNA polymerase subunit 12-like protein OS=Arabidopsis thaliana OX=3... [more]
sp|Q3ZBC0|RPAB4_BOVIN5.3e-1155.10DNA-directed RNA polymerases I, II, and III subunit RPABC4 OS=Bos taurus OX=9913... [more]
sp|P53803|RPAB4_HUMAN5.3e-1155.10DNA-directed RNA polymerases I, II, and III subunit RPABC4 OS=Homo sapiens OX=96... [more]
sp|Q63871|RPAB4_MOUSE5.3e-1155.10DNA-directed RNA polymerases I, II, and III subunit RPABC4 OS=Mus musculus OX=10... [more]
Match NameE-valueIdentityDescription
tr|A0A1S4E4H5|A0A1S4E4H5_CUCME3.9e-1988.24DNA-directed RNA polymerases II, IV and V subunit 12 OS=Cucumis melo OX=3656 GN=... [more]
tr|A0A0A0LQM4|A0A0A0LQM4_CUCSA3.9e-1988.24Uncharacterized protein OS=Cucumis sativus OX=3659 GN=Csa_1G043180 PE=4 SV=1[more]
tr|A0A022RDU6|A0A022RDU6_ERYGU1.5e-1886.27Uncharacterized protein OS=Erythranthe guttata OX=4155 GN=MIMGU_mgv1a017594mg PE... [more]
tr|F6HCN6|F6HCN6_VITVI1.5e-1891.67Uncharacterized protein OS=Vitis vinifera OX=29760 GN=VIT_16s0115g00190 PE=4 SV=... [more]
tr|A0A1U8AQX5|A0A1U8AQX5_NELNU2.0e-1886.27DNA-directed RNA polymerases II, IV and V subunit 12 OS=Nelumbo nucifera OX=4432... [more]
The following terms have been associated with this gene:
Vocabulary: Molecular Function
TermDefinition
GO:0003899DNA-directed RNA polymerase activity
GO:0003677DNA binding
Vocabulary: Biological Process
TermDefinition
GO:0006351transcription, DNA-templated
Vocabulary: INTERPRO
TermDefinition
IPR029040RPABC4/Spt4
IPR006591RNAP_P/RPABC4
GO Assignments
This gene is annotated with the following GO terms.
Category Term Accession Term Name
biological_process GO:0006144 purine nucleobase metabolic process
biological_process GO:0006206 pyrimidine nucleobase metabolic process
biological_process GO:0006351 transcription, DNA-templated
cellular_component GO:0005730 nucleolus
molecular_function GO:0003677 DNA binding
molecular_function GO:0003899 DNA-directed RNA polymerase activity

The following mRNA feature(s) are a part of this gene:

Feature NameUnique NameType
Carg06658-RACarg06658-RAmRNA


Analysis Name: InterPro Annotations of silver-seed gourd
Date Performed: 2019-03-07
IPR TermIPR DescriptionSourceSource TermSource DescriptionAlignment
IPR006591RNA polymerase archaeal subunit P/eukaryotic subunit RPABC4SMARTSM00659rpolcxc3coord: 8..51
e-value: 7.4E-19
score: 78.6
IPR006591RNA polymerase archaeal subunit P/eukaryotic subunit RPABC4PFAMPF03604DNA_RNApol_7kDcoord: 10..41
e-value: 1.2E-16
score: 60.0
NoneNo IPR availableGENE3DG3DSA:2.20.28.30coord: 1..51
e-value: 8.7E-24
score: 84.6
NoneNo IPR availablePANTHERPTHR12056DNA-DIRECTED RNA POLYMERASES I, II, AND IIIcoord: 3..49
NoneNo IPR availablePRODOMPD012151coord: 14..51
e-value: 8.0E-12
score: 163.0
IPR029040RNA polymerase subunit RPABC4/transcription elongation factor Spt4SUPERFAMILYSSF63393RNA polymerase subunitscoord: 7..49