MELO.jh034689.1.t1 (mRNA) Melon (Harukei-3) v1.41

Overview
NameMELO.jh034689.1.t1
TypemRNA
OrganismCucumis melo var. reticulatus cv. Harukei-3 (Melon (Harukei-3) v1.41)
DescriptionUnknown protein
Locationchr08: 7555254 .. 7557559 (-)
Sequence length2306
RNA-Seq ExpressionMELO.jh034689.1.t1
SyntenyMELO.jh034689.1.t1
Sequences
The following sequences are available for this feature:

Gene sequence (with intron)

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

mRNA sequence

AGAGAAGAATTATATATATATATATCCAATATATCATCAAATTAGCTTATAATTTGAAAGATGACTCTTGGAATCAATATTTCTGGTGGCCTTCAAATTGTGAATCCATTGGACAGTTTGCTTCTTGAGGTATGTGTTCCACTTGTGCTTAATCATTGTCGTGCTATACTTGGAATTGACGCCCAGTTTGAAGGTATTATAGATGGTCACTATGAGGTTGGACCAAATGGCAAAACATATACCCTTAAGTTGAAACTAAAGGTCAGGATTGGTGATGCTTATGTTATTAAGATCGTTGTGGTTAAATTCTTTTGGCCATTCATTGGCATTCCAACAAACCTTTTGTCTTTCGAGTATGTTGAAGAAATCAACATCTAAAAGCCATGAAATCACATGCTATCTATAATGAAAATGTTGCTTTCATATGCATCATTTTCATCTCTTATATATGTATCAATAAATATGTAAAACTGGCTTTCTCCTTAAGAATGCAATAAGGGATATTTCAATTTACATTATATTTGCTTTCTTAATGTCTTCTTCTTCTTTTTTAATCGTTCTTCTATTTCTAAAATCTTTGATTGTGAGTTTGAAATATTATCACTCGACACTTTTTATCTTTCTTCTACTTCTTGAATCTCTGACTGTAAAGCACATAAAGTTTGTTAAAAGTTAGAGTAAGTAAATGAGCTTAGGAGAGCAATCATGGTGGGGTGGCCAACAATCTGTGTATTTCATCATTCTATTTAAACAAACCTTCTCTTTACATTTTACAGAGTGTGTGAGCAAGGAACATTGAGTGTGTAGTTGTCTTTTCCTTCTTCATTGTTCTCTGTATTCTTGTGAAAATAAGTGAAGAGTTTTGTGAGGCTTTCTACTATAGGCTTTCTACTATAACTCTTTAGTGTTCTTCTCCTTCTTCTATCTTTTATTTACGTTTGCATTCTTTGGCTATTGGTACTGTTTTCGATTGAGAAAAATCCAGCAACAGTCTACAATTTTTGCCCTAGCTTTTAATTATAACTTGATTAATTCGATCTCAAAGTTCTATATCTAATTGTATATGGCCACTAGTTTGTAATTCTTTTTAATTCTCCTAGCTTTAAATTTTGTCACTTCATACATCTAATTCTTGACGACATGATAAGGGTTCAGACGTTCCATCTAGAAAAAGATTGTATATCAATTCTTATCGAGCTAAATTCGTTTTGAACTTTTTTTTTCTAAATAAAGATATATAATCTAAAAATATATTTTCTTGTCAAAAAAATAATCTAAAAAAATATTTTGACTTCAATAAAAGTTTGCTCGATTCAAGTATTCTATTTTTTTTAATTTTTCGTTCTTGTATAATGTGAAAATATATGTATATAAAAAAAATACGTAAAAAAGTAAAAAGACATTTTCGATCAAGCAACTCAATCTTAAATAAAATATTATATATATGGGTTTTGGCCAAAAGGTGAGTGTACTCTAACTCACATAATGTACATACAAACTGTTACTTATAAGACAATCAGATTCAAATTTATCGATTAATTAGAAACAAAAGAAAAACCAAAACCAGTGTTCAGTCCAATGGTTCCATTTTCTTTTATTTAATTAATTATTTAATGGATCTAGTTCTCTTGTGCTCCAACTATTGAATATCTTATTTTTTATGAATTGTTTGGATTTAGCATTGGCCTTTTGGTTTTTGCTTTTGGGTCCGTGTCCAGAGTCTGCGTTTGGTGAGTTCACCTCACATAAAACATATCCTTTGCAACTATGAAGGAAAATAGAATTGTTCGAGAAGATCATAGTGGGTGCTTGATAGTATCTTTGTCCCGTGACGTTGGATTCAGGGGAGCAACTTCTGGTGTACATGTGGCTATCTTGTTAGTTGAATAGCTATATTTACAGCATGATAGAGTATTTTGTGCAATCTTAGTAGAGTAGGCCTAATCATGTTCTTATATATCATTTTACGTGGAAATATATGATCTCGTTTTATGGGTCTAATTAAGATCTTCAAGATGCAGATGTTATGTGATCGAACTGGATTACCAACTCTCGTTGTTCTGATTATTGTTTTTAGTATCTGTTACTTATTATCTTGAGTGCTAACTTATGTTGTCAGTTAGTTAATCGTGACTTCTTTTTTTAAGGAGGTTAATTAGTAATAGTATATATAAAGGTGGATAAGTAGTAGAAACTAGATGAGTGAAGAAATTAAAGAAGCATAGAGAGATCAATAATTATTACTAAAAAGATTGTAATGGTTCTAATATCATTAAACACAATGACTCAGTTCGATTGCATGTGAA

Coding sequence (CDS)

ATGACTCTTGGAATCAATATTTCTGGTGGCCTTCAAATTGTGAATCCATTGGACAGTTTGCTTCTTGAGGTATGTGTTCCACTTGTGCTTAATCATTGTCGTGCTATACTTGGAATTGACGCCCAGTTTGAAGGTATTATAGATGGTCACTATGAGGTTGGACCAAATGGCAAAACATATACCCTTAAGTTGAAACTAAAGGTCAGGATTGGTGATGCTTATGTTATTAAGATCGTTGTGGTTAAATTCTTTTGGCCATTCATTGGCATTCCAACAAACCTTTTGTCTTTCGAGTATGTTGAAGAAATCAACATCTAA

Protein sequence

MTLGINISGGLQIVNPLDSLLLEVCVPLVLNHCRAILGIDAQFEGIIDGHYEVGPNGKTYTLKLKLKVRIGDAYVIKIVVVKFFWPFIGIPTNLLSFEYVEEINI
Homology
[Close]
BLAST of MELO.jh034689.1.t1 vs. NCBI nr
Match: KAA0040704.1 (hypothetical protein E6C27_scaffold529G00200 [Cucumis melo var. makuwa] >TYK00712.1 hypothetical protein E5676_scaffold75352G00010 [Cucumis melo var. makuwa] >TYK14273.1 hypothetical protein E5676_scaffold4170G00020 [Cucumis melo var. makuwa])

HSP 1 Score: 210 bits (535), Expect = 1.57e-68
Identity = 103/105 (98.10%), Postives = 105/105 (100.00%), Query Frame = 0 

Query: 1   MTLGINISGGLQIVNPLDSLLLEVCVPLVLNHCRAILGIDAQFEGIIDGHYEVGPNGKTY 60
           MTLGINISGGLQIVNPLDSLLLEVCVPLVLNHCRAILGIDAQFEGIIDGH+EVGPNGKTY
Sbjct: 1   MTLGINISGGLQIVNPLDSLLLEVCVPLVLNHCRAILGIDAQFEGIIDGHFEVGPNGKTY 60

Query: 61  TLKLKLKVRIGDAYVIKIVVVKFFWPFIGIPTNLLSFEYVEEINI 105
           TLKLKLKVRIGDAYVIKIVVVKFFWPFIG+PTNLLSFEYVEEINI
Sbjct: 61  TLKLKLKVRIGDAYVIKIVVVKFFWPFIGLPTNLLSFEYVEEINI 105

[Close]
BLAST of MELO.jh034689.1.t1 vs. NCBI nr
Match: KAE8647454.1 (hypothetical protein Csa_003781 [Cucumis sativus])

HSP 1 Score: 134 bits (337), Expect = 2.51e-38
Identity = 70/108 (64.81%), Postives = 89/108 (82.41%), Query Frame = 0 

Query: 1   MTLGINISGGLQIVNPLD---SLLLEVCVPLVLNHCRAILGIDAQFEGIIDGHYEVGPNG 60
           MTLGI ISGGLQIV PLD   + L ++ V  V+ HC+++L IDA FEG+IDG  E+G NG
Sbjct: 1   MTLGIGISGGLQIV-PLDLSDNTLCDLLVQHVMKHCQSVLQIDATFEGLIDGKIEIGLNG 60

Query: 61  KTYTLKLKLKVRIGDAYVIKIVVVKFFWPFIGIPTNLLSFEYVEEINI 105
           KTYTLKLK+KVRIGDAYV+KIV+V+ F+PF+G P +++SFEY+EEINI
Sbjct: 61  KTYTLKLKIKVRIGDAYVVKIVLVRLFFPFVGYP-SVVSFEYLEEINI 106

[Close]
BLAST of MELO.jh034689.1.t1 vs. NCBI nr
Match: KGN48337.1 (hypothetical protein Csa_004454 [Cucumis sativus])

HSP 1 Score: 117 bits (293), Expect = 1.18e-31
Identity = 58/99 (58.59%), Postives = 75/99 (75.76%), Query Frame = 0 

Query: 7   ISGGLQIVNPLDSLLLEVCVPLVLNHCRAILGIDAQFEGIIDGHYEVGPNGKTYTLKLKL 66
           +S  +  V+P D  L+E CVPLV+NHC++I  ID +FEGI+ G  EVGPNGKTYTL+LKL
Sbjct: 7   VSKQILPVDPSDRSLIEQCVPLVINHCQSIHQIDVKFEGILHGQCEVGPNGKTYTLRLKL 66

Query: 67  KVRIGDAYVIKIVVVKFFWPFIGIPTNLLSFEYVEEINI 105
           K ++GD YV+KI V+KFF P  G P +LLSFE  +EIN+
Sbjct: 67  KDKVGDRYVLKIGVIKFFCPLFG-PPSLLSFECSKEINV 104

[Close]
BLAST of MELO.jh034689.1.t1 vs. NCBI nr
Match: XP_031744690.1 (actin-related protein 2-like [Cucumis sativus])

HSP 1 Score: 68.2 bits (165), Expect = 5.63e-12
Identity = 36/66 (54.55%), Postives = 47/66 (71.21%), Query Frame = 0 

Query: 36  ILGIDAQFEGIIDGHYEVGPNGKTYTLKLKLKVRIGDAYVIKIVVVKFFWPFIGIPTNLL 95
           +L I+   E ++D  +EV  NGKT+TLKLKLKV++ D+   KI VVK FWP IG+PT +L
Sbjct: 58  VLKIEVDIEAVLDVVHEVNSNGKTFTLKLKLKVKLLDSVDTKIAVVKIFWPPIGLPT-IL 117

Query: 96  SFEYVE 101
           SF  VE
Sbjct: 118 SFLCVE 122

[Close]
BLAST of MELO.jh034689.1.t1 vs. ExPASy TrEMBL
Match: A0A5D3BPM4 (Uncharacterized protein OS=Cucumis melo var. makuwa OX=1194695 GN=E5676_scaffold4170G00020 PE=4 SV=1)

HSP 1 Score: 210 bits (535), Expect = 7.62e-69
Identity = 103/105 (98.10%), Postives = 105/105 (100.00%), Query Frame = 0 

Query: 1   MTLGINISGGLQIVNPLDSLLLEVCVPLVLNHCRAILGIDAQFEGIIDGHYEVGPNGKTY 60
           MTLGINISGGLQIVNPLDSLLLEVCVPLVLNHCRAILGIDAQFEGIIDGH+EVGPNGKTY
Sbjct: 1   MTLGINISGGLQIVNPLDSLLLEVCVPLVLNHCRAILGIDAQFEGIIDGHFEVGPNGKTY 60

Query: 61  TLKLKLKVRIGDAYVIKIVVVKFFWPFIGIPTNLLSFEYVEEINI 105
           TLKLKLKVRIGDAYVIKIVVVKFFWPFIG+PTNLLSFEYVEEINI
Sbjct: 61  TLKLKLKVRIGDAYVIKIVVVKFFWPFIGLPTNLLSFEYVEEINI 105

[Close]
BLAST of MELO.jh034689.1.t1 vs. ExPASy TrEMBL
Match: A0A0A0KFK8 (Uncharacterized protein OS=Cucumis sativus OX=3659 GN=Csa_6G483240 PE=4 SV=1)

HSP 1 Score: 135 bits (341), Expect = 2.99e-39
Identity = 71/108 (65.74%), Postives = 89/108 (82.41%), Query Frame = 0 

Query: 1   MTLGINISGGLQIVNPLD---SLLLEVCVPLVLNHCRAILGIDAQFEGIIDGHYEVGPNG 60
           MTLGI ISGGLQIV PLD   + L ++ V  V+ HC+++L IDA FEG+IDG  E+G NG
Sbjct: 1   MTLGIGISGGLQIV-PLDLSDNTLCDLLVQHVMKHCQSVLQIDATFEGLIDGKIEIGLNG 60

Query: 61  KTYTLKLKLKVRIGDAYVIKIVVVKFFWPFIGIPTNLLSFEYVEEINI 105
           KTYTLKLK+KVRIGDAYV+KIV+VK F+PF+G P +++SFEY+EEINI
Sbjct: 61  KTYTLKLKIKVRIGDAYVVKIVLVKLFFPFVGFP-SVVSFEYLEEINI 106

[Close]
BLAST of MELO.jh034689.1.t1 vs. ExPASy TrEMBL
Match: A0A0A0KKQ8 (Uncharacterized protein OS=Cucumis sativus OX=3659 GN=Csa_6G483230 PE=4 SV=1)

HSP 1 Score: 130 bits (326), Expect = 5.76e-37
Identity = 69/108 (63.89%), Postives = 86/108 (79.63%), Query Frame = 0 

Query: 1   MTLGINISGGLQIVNPLD---SLLLEVCVPLVLNHCRAILGIDAQFEGIIDGHYEVGPNG 60
           MTLGI I GGLQIV PLD   + L ++ V  V+ HC+++L IDA FEG IDG  E+G NG
Sbjct: 1   MTLGIGIGGGLQIV-PLDLSDNTLCDLLVQHVIKHCQSVLQIDATFEGFIDGSIEIGLNG 60

Query: 61  KTYTLKLKLKVRIGDAYVIKIVVVKFFWPFIGIPTNLLSFEYVEEINI 105
           KTY LKLKLKVRIGDAYV+KIV+VK F+PF+G P +++SFEY+EEI+I
Sbjct: 61  KTYILKLKLKVRIGDAYVVKIVLVKLFFPFVGFP-SVVSFEYLEEISI 106

[Close]
BLAST of MELO.jh034689.1.t1 vs. ExPASy TrEMBL
Match: A0A0A0KIX9 (Uncharacterized protein OS=Cucumis sativus OX=3659 GN=Csa_6G483235 PE=4 SV=1)

HSP 1 Score: 117 bits (293), Expect = 5.72e-32
Identity = 58/99 (58.59%), Postives = 75/99 (75.76%), Query Frame = 0 

Query: 7   ISGGLQIVNPLDSLLLEVCVPLVLNHCRAILGIDAQFEGIIDGHYEVGPNGKTYTLKLKL 66
           +S  +  V+P D  L+E CVPLV+NHC++I  ID +FEGI+ G  EVGPNGKTYTL+LKL
Sbjct: 7   VSKQILPVDPSDRSLIEQCVPLVINHCQSIHQIDVKFEGILHGQCEVGPNGKTYTLRLKL 66

Query: 67  KVRIGDAYVIKIVVVKFFWPFIGIPTNLLSFEYVEEINI 105
           K ++GD YV+KI V+KFF P  G P +LLSFE  +EIN+
Sbjct: 67  KDKVGDRYVLKIGVIKFFCPLFG-PPSLLSFECSKEINV 104

[Close]
BLAST of MELO.jh034689.1.t1 vs. ExPASy TrEMBL
Match: A0A0A0KFL5 (Uncharacterized protein OS=Cucumis sativus OX=3659 GN=Csa_6G483250 PE=4 SV=1)

HSP 1 Score: 113 bits (282), Expect = 2.55e-30
Identity = 57/104 (54.81%), Postives = 80/104 (76.92%), Query Frame = 0 

Query: 1   MTLGINISGGLQIVNPLD---SLLLEVCVPLVLNHCRAILGIDAQFEGIIDGHYEVGPNG 60
           M++G+ I G LQIV P+D   + L ++ V  V+ HC+ +L IDA +EG IDG  E+G NG
Sbjct: 1   MSVGMGIGGSLQIV-PMDLSDNTLCDLLVQHVMKHCQTVLQIDATYEGFIDGSIEIGMNG 60

Query: 61  KTYTLKLKLKVRIGDAYVIKIVVVKFFWPFIGIPTNLLSFEYVE 101
           KTY+ KLKLK+++GDAYVIK V+VK F+PFIG+P +++SFEY+E
Sbjct: 61  KTYSFKLKLKIKVGDAYVIKPVLVKIFFPFIGLP-SIVSFEYLE 102

The following BLAST results are available for this feature:
BLAST of MELO.jh034689.1.t1 vs. NCBI nr
Match NameE-valueIdentityDescription
KAA0040704.11.57e-6898.10hypothetical protein E6C27_scaffold529G00200 [Cucumis melo var. makuwa] >TYK0071... [more]
KAE8647454.12.51e-3864.81hypothetical protein Csa_003781 [Cucumis sativus][more]
KGN48337.11.18e-3158.59hypothetical protein Csa_004454 [Cucumis sativus][more]
XP_031744690.15.63e-1254.55actin-related protein 2-like [Cucumis sativus][more]
BLAST of MELO.jh034689.1.t1 vs. NCBI nr
Match NameE-valueIdentityDescription
BLAST of MELO.jh034689.1.t1 vs. ExPASy TrEMBL
Match NameE-valueIdentityDescription
A0A5D3BPM47.62e-6998.10Uncharacterized protein OS=Cucumis melo var. makuwa OX=1194695 GN=E5676_scaffold... [more]
A0A0A0KFK82.99e-3965.74Uncharacterized protein OS=Cucumis sativus OX=3659 GN=Csa_6G483240 PE=4 SV=1[more]
A0A0A0KKQ85.76e-3763.89Uncharacterized protein OS=Cucumis sativus OX=3659 GN=Csa_6G483230 PE=4 SV=1[more]
A0A0A0KIX95.72e-3258.59Uncharacterized protein OS=Cucumis sativus OX=3659 GN=Csa_6G483235 PE=4 SV=1[more]
A0A0A0KFL52.55e-3054.81Uncharacterized protein OS=Cucumis sativus OX=3659 GN=Csa_6G483250 PE=4 SV=1[more]
BLAST of MELO.jh034689.1.t1 vs. ExPASy TrEMBL
Match NameE-valueIdentityDescription
Relationships

This mRNA is a part of the following gene feature(s):

Feature NameUnique NameType
MELO.jh034689.1MELO.jh034689.1gene


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

Feature NameUnique NameType
MELO.jh034689.1.t1.exonMELO.jh034689.1.t1.exonexon


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

Feature NameUnique NameType
MELO.jh034689.1.t1.stop_codonMELO.jh034689.1.t1.stop_codonstop_codon


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

Feature NameUnique NameType
MELO.jh034689.1.t1.cdsMELO.jh034689.1.t1.cdsCDS


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

Feature NameUnique NameType
MELO.jh034689.1.t1.start_codonMELO.jh034689.1.t1.start_codonstart_codon


The following polypeptide feature(s) derives from this mRNA:

Feature NameUnique NameType
MELO.jh034689.1.t1MELO.jh034689.1.t1-proteinpolypeptide