Definition Prochlorococcus marinus str. MIT 9313 chromosome, complete genome.
Accession NC_005071
Length 2,410,873

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The map label for this gene is hemK [C]

Identifier: 33863927

GI number: 33863927

Start: 1765858

End: 1766778

Strand: Reverse

Name: hemK [C]

Synonym: PMT1660

Alternate gene names: 33863927

Gene position: 1766778-1765858 (Counterclockwise)

Preceding gene: 33863928

Following gene: 33863926

Centisome position: 73.28

GC content: 54.18

Gene sequence:

>921_bases
ATGGCATTGCTGGAGATTTCCGCAGCAGAGCTATTGGCCTGGCGTCGTTTGCAGTTGGCTGAAGGAGGCCGTGCTGTTGA
TTTTGACTGGTTGCTTGATTTGGGTGGAGGTTTGCGCTGGAGCGATCTTCAGCAGCTTTATCTCGACCCACGCCGTTCAG
TGCTGCTTGAGCGATCTCTTGATCAGCTCGAAATGATCTGGAAGCAACATCTTGATCATCACATTCCTCTTCAGCATTTG
ATCGGTTACTGCCCTTGGAGGGATTTTGAGCTGGAGGTCAGTGCGGTGGCATTGATTCCCCGACAAGAGACGGAGCTGTT
GGTGGATTTTGCTTTGCAAGCATTGGTTCGGAAACCTTTTGGTCGCTGGGCCGATTTGGGGACAGGGTCAGGAGCACTAG
CTGTGGCGTTGGCTCGCGCTCTCCCTGTTTGGCGAGGACATGCAGTGGATTGCAGCATCGAGGCCTTGGCTTTGGCGAAA
CGGAACTTGCAAAGGCTTGCGCCCCATGCCTTATGGCAGCTGCATCAGGGCAGTTGGTGGGAGCCTTTGCGGCCTTGGTG
GGGAGAGTTCAGCTTGGTACTGGTCAATCCTCCCTACATCCCAGAAGTTGTAATGGCTCAACTTGAACCCGTGGTCCGTG
ATCATGAGCCGCATTTGGCTCTATACGGGGGAGCCGATGGGTTGGTGGCCACTCGTCAAATCATTGCTGGTGCCATGCAG
GCCTTAGAGCCTGGTGGTTGGCTGTTCTTGGAACACCACCATGACCAGAGCGATGCCGTGCTGGCTTTGATGCGTCAGCA
GGGTTTGGAGAATGTGGACTACAAGTCAGATTTACTGGGGGTAAGGCGCTTTGCCATTGCTCGGCATCCTGATTATCAAG
ACTCTTTGAACCATGGCAGTTCTGCCCTCGGCTGTTCTTGA

Upstream 100 bases:

>100_bases
GTCTTCGGCGCGATTGACAGAACAATTGCTTCAGTTGGAGCTGCAGGGGGTTTTGGTGGCAGAGCCTGGGTTGTATTGGC
GTTTGGCCTAGCCTGTTTCG

Downstream 100 bases:

>100_bases
CGCCAGTGCCTTGGCATCCAGATTGCATGCTGGTTCAGCGGCATTGTTGCCCACAGACACCTTGCCAGCTTTGGCGGCCG
CTCCTGTTCACGCTGCACAG

Product: SAM-binding motif-containing protein

Products: Protoporphyrin IX; H2O

Alternate protein names: M.Ssp6803HemKP [H]

Number of amino acids: Translated: 306; Mature: 305

Protein sequence:

>306_residues
MALLEISAAELLAWRRLQLAEGGRAVDFDWLLDLGGGLRWSDLQQLYLDPRRSVLLERSLDQLEMIWKQHLDHHIPLQHL
IGYCPWRDFELEVSAVALIPRQETELLVDFALQALVRKPFGRWADLGTGSGALAVALARALPVWRGHAVDCSIEALALAK
RNLQRLAPHALWQLHQGSWWEPLRPWWGEFSLVLVNPPYIPEVVMAQLEPVVRDHEPHLALYGGADGLVATRQIIAGAMQ
ALEPGGWLFLEHHHDQSDAVLALMRQQGLENVDYKSDLLGVRRFAIARHPDYQDSLNHGSSALGCS

Sequences:

>Translated_306_residues
MALLEISAAELLAWRRLQLAEGGRAVDFDWLLDLGGGLRWSDLQQLYLDPRRSVLLERSLDQLEMIWKQHLDHHIPLQHL
IGYCPWRDFELEVSAVALIPRQETELLVDFALQALVRKPFGRWADLGTGSGALAVALARALPVWRGHAVDCSIEALALAK
RNLQRLAPHALWQLHQGSWWEPLRPWWGEFSLVLVNPPYIPEVVMAQLEPVVRDHEPHLALYGGADGLVATRQIIAGAMQ
ALEPGGWLFLEHHHDQSDAVLALMRQQGLENVDYKSDLLGVRRFAIARHPDYQDSLNHGSSALGCS
>Mature_305_residues
ALLEISAAELLAWRRLQLAEGGRAVDFDWLLDLGGGLRWSDLQQLYLDPRRSVLLERSLDQLEMIWKQHLDHHIPLQHLI
GYCPWRDFELEVSAVALIPRQETELLVDFALQALVRKPFGRWADLGTGSGALAVALARALPVWRGHAVDCSIEALALAKR
NLQRLAPHALWQLHQGSWWEPLRPWWGEFSLVLVNPPYIPEVVMAQLEPVVRDHEPHLALYGGADGLVATRQIIAGAMQA
LEPGGWLFLEHHHDQSDAVLALMRQQGLENVDYKSDLLGVRRFAIARHPDYQDSLNHGSSALGCS

Specific function: Probable protein methyltransferase. May methylate a Gln residue in target proteins [H]

COG id: COG2890

COG function: function code J; Methylase of polypeptide chain release factors

Gene ontology:

Cell location: Cytoplasm [C]

Metaboloic importance: Non_Essential [C]

Operon status: Not Known

Operon components: None

Similarity: Belongs to the hemK family [H]

Homologues:

Organism=Homo sapiens, GI7705409, Length=227, Percent_Identity=30.3964757709251, Blast_Score=77, Evalue=3e-14,
Organism=Escherichia coli, GI1787463, Length=235, Percent_Identity=35.3191489361702, Blast_Score=100, Evalue=2e-22,
Organism=Escherichia coli, GI87082085, Length=184, Percent_Identity=30.4347826086957, Blast_Score=80, Evalue=2e-16,
Organism=Drosophila melanogaster, GI24582226, Length=220, Percent_Identity=30, Blast_Score=87, Evalue=2e-17,

Paralogues:

None

Copy number: NA

Swissprot (AC and ID): NA

Other databases:

- InterPro:   IPR002052
- InterPro:   IPR004556
- InterPro:   IPR019874
- InterPro:   IPR007848 [H]

Pfam domain/function: PF05175 MTS [H]

EC number: 1.3.3.4

Molecular weight: Translated: 34461; Mature: 34330

Theoretical pI: Translated: 6.00; Mature: 6.00

Prosite motif: PS00092 N6_MTASE

Important sites: NA

Signals:

None

Transmembrane regions:

None

Cys/Met content:

1.0 %Cys     (Translated Protein)
1.6 %Met     (Translated Protein)
2.6 %Cys+Met (Translated Protein)
1.0 %Cys     (Mature Protein)
1.3 %Met     (Mature Protein)
2.3 %Cys+Met (Mature Protein)

Secondary structure:

>Translated Secondary Structure
MALLEISAAELLAWRRLQLAEGGRAVDFDWLLDLGGGLRWSDLQQLYLDPRRSVLLERSL
CCEEEHHHHHHHHHHHHHHHCCCCEECHHHHHHCCCCCCHHHHHHHHHCHHHHHHHHHHH
DQLEMIWKQHLDHHIPLQHLIGYCPWRDFELEVSAVALIPRQETELLVDFALQALVRKPF
HHHHHHHHHHCCCCCCHHHHHHCCCCCCCEEEEEEEEECCCCHHHHHHHHHHHHHHHCCC
GRWADLGTGSGALAVALARALPVWRGHAVDCSIEALALAKRNLQRLAPHALWQLHQGSWW
CHHHCCCCCCHHHHHHHHHHHHHHCCCCCCCHHHHHHHHHHHHHHHHHHHHHHHCCCCCC
EPLRPWWGEFSLVLVNPPYIPEVVMAQLEPVVRDHEPHLALYGGADGLVATRQIIAGAMQ
CCCCCCCCCEEEEEECCCCCHHHHHHHHHHHHHCCCCCEEEEECCCCHHHHHHHHHHHHH
ALEPGGWLFLEHHHDQSDAVLALMRQQGLENVDYKSDLLGVRRFAIARHPDYQDSLNHGS
HCCCCCEEEEEECCCCHHHHHHHHHHHCCCCCCHHHHHHHHHHHHHHCCCCHHHHHCCCC
SALGCS
CCCCCC
>Mature Secondary Structure 
ALLEISAAELLAWRRLQLAEGGRAVDFDWLLDLGGGLRWSDLQQLYLDPRRSVLLERSL
CEEEHHHHHHHHHHHHHHHCCCCEECHHHHHHCCCCCCHHHHHHHHHCHHHHHHHHHHH
DQLEMIWKQHLDHHIPLQHLIGYCPWRDFELEVSAVALIPRQETELLVDFALQALVRKPF
HHHHHHHHHHCCCCCCHHHHHHCCCCCCCEEEEEEEEECCCCHHHHHHHHHHHHHHHCCC
GRWADLGTGSGALAVALARALPVWRGHAVDCSIEALALAKRNLQRLAPHALWQLHQGSWW
CHHHCCCCCCHHHHHHHHHHHHHHCCCCCCCHHHHHHHHHHHHHHHHHHHHHHHCCCCCC
EPLRPWWGEFSLVLVNPPYIPEVVMAQLEPVVRDHEPHLALYGGADGLVATRQIIAGAMQ
CCCCCCCCCEEEEEECCCCCHHHHHHHHHHHHHCCCCCEEEEECCCCHHHHHHHHHHHHH
ALEPGGWLFLEHHHDQSDAVLALMRQQGLENVDYKSDLLGVRRFAIARHPDYQDSLNHGS
HCCCCCEEEEEECCCCHHHHHHHHHHHCCCCCCHHHHHHHHHHHHHHCCCCHHHHHCCCC
SALGCS
CCCCCC

PDB accession: NA

Resolution: NA

Structure class: Unstructured

Cofactors: NA

Metal ions: NA

Kcat value (1/min): NA

Specific activity: NA

Km value (mM): NA

Substrates: Protoporphyrinogen IX; O2

Specific reaction: protoporphyrinogen-IX + 1.5 O2 = protoporphyrin-IX + 3 H2O

General reaction: NA

Inhibitor: NA

Structure determination priority: 10.0

TargetDB status: NA

Availability: NA

References: 8905231 [H]