Definition Nostoc sp. PCC 7120, complete genome.
Accession NC_003272
Length 6,413,771

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The map label for this gene is chlB [H]

Identifier: 17230933

GI number: 17230933

Start: 4147164

End: 4148690

Strand: Direct

Name: chlB [H]

Synonym: alr3441

Alternate gene names: 17230933

Gene position: 4147164-4148690 (Clockwise)

Preceding gene: 17230929

Following gene: 17230934

Centisome position: 64.66

GC content: 46.17

Gene sequence:

>1527_bases
ATGAAATTGGCTTACTGGATGTATGCAGGCCCCGCCCACATTGGCACTTTGCGAGTCGCAACTTCATTTAAAAACGTCCA
TGCTATTATGCACGCGCCTCTGGGTGATGACTACTTTAATGTCATGCGCTCAATGCTATCGCGGGAGAGGGACTTCACAC
CAGTAACAACCAGTGTGGTTGACCGCCATGTTTTAGCCCGTGGTTCTCAAGAAAAGGTGGTAGATAATATTACCCGCAAA
GATGCAGAAGAACGCCCAGATTTAATTGTCTTAACTCCCACCTGTACCTCCAGTATTCTGCAAGAAGACCTAGAAAACTT
CGTCGAACGCGCCCAGTTGGAGGCAAAAGGGGACGTGTTGCTGGCGGATGTGAACCACTATCGGGTAAACGAACTGCAAG
CAGGCGATCGCACTCTCCACCAAATTGTTCAATACTATATTGAAAAAGCCCGCAAAAAAGGCGAACTCCCAGAAGGTAAA
ACCGCCAAGCCCTCAGTTAACATCATCGGCATTTCTACCCTGGGGTTCCACAATAACCACGACTGCACCGAACTCAAAAG
GCTGATGGCTGATTTGGGAATTGAGGTCAACGCGGTCATTCCTGAAGGCGCTTCTGTTCACGAGTTGAAGAATTTACCCA
GAGCTTGGTTTAACCTCGTTCCTTACCGGGAATTGGGTTTAATGACAGCTAATTACCTAGAAAAGGAATTTGGCACACCT
TGCATAGATATTGTGCCAATGGGTGTAGTAGAAACTGCCCGTTGTATCCGTAAGATTCAGGAAGTGATTAACGCTCAAGG
TGCTGATGTTAATTACGAAGACTACATCAACGAGCAAACCTTGTATGTATCCCAAGCTGCTTGGTTCTCCCGTTCCATCG
ACTGTCAAAACCTGACTGGTAAAAAAGCCGTTGTTTTTGGCGACAACACCCACGCCGCCGCCTTGACAAAGATTTTGTCA
CGAGAAATGGGGATTCACGTTGTTTGGGCGGGAACCTACTGCAAGTATGATGCTGATTGGTTCCGCGAACAGGTAAGCGA
GTATTGCGATGAAGTTCTGATTACCGAAGATCATGGGGAAATTGGGGATGCGATCGCCCGTGTTGAACCCTCTGCCATCT
TCGGTACACAAATGGAACGCCACGTTGGTAAGCGTTTAGATATTCCTTGTGGTGTGATTGCTGCACCCATTCACGTACAA
AACTTCCCCATCGGTTACAAACCATTCTTGGGTTATGAAGGAACCAATCAAATTACCGATTTAATCTACAATTCCTTCAC
TTTAGGTATGGAAGACCACCTATTAGAAATATTTGGTGGACACGATACGAAGGAAGTAATTACTAAAGGTATTTCTGCTG
GTTCTGACCTGAGTTGGACAAAAGATGGCTTGGCAGAATTGAATAAAATTCCTGGTTTTGTGCGCGGAAAAGTCAAGCGG
AATACAGAAAAATTCGCACGCGATCGCGGTTTCAAAGATATCTCAGCAGAGGTGTTATATGCAGCCAAGGAAGCGGTAGG
AGCATAA

Upstream 100 bases:

>100_bases
TGGCGGCTACAAGTTTTGGGACAATCAGCATCAACAAACTAATCAAGCACTTATAGTCCCGTTTTGATGATTATTCAAGT
TTACAAGGGAGTAAAACATA

Downstream 100 bases:

>100_bases
ACAAGTGCTGAGTACTGAGTGAATTGAGCGCGGATAGGGCGCAGGGAGCCATTATTTCTTAATTTTGAATTTTGCGGAAA
GTGGGCGGTGTCGGTTTCCG

Product: light-independent protochlorophyllide reductase subunit B

Products: NA

Alternate protein names: DPOR subunit B; LI-POR subunit B [H]

Number of amino acids: Translated: 508; Mature: 508

Protein sequence:

>508_residues
MKLAYWMYAGPAHIGTLRVATSFKNVHAIMHAPLGDDYFNVMRSMLSRERDFTPVTTSVVDRHVLARGSQEKVVDNITRK
DAEERPDLIVLTPTCTSSILQEDLENFVERAQLEAKGDVLLADVNHYRVNELQAGDRTLHQIVQYYIEKARKKGELPEGK
TAKPSVNIIGISTLGFHNNHDCTELKRLMADLGIEVNAVIPEGASVHELKNLPRAWFNLVPYRELGLMTANYLEKEFGTP
CIDIVPMGVVETARCIRKIQEVINAQGADVNYEDYINEQTLYVSQAAWFSRSIDCQNLTGKKAVVFGDNTHAAALTKILS
REMGIHVVWAGTYCKYDADWFREQVSEYCDEVLITEDHGEIGDAIARVEPSAIFGTQMERHVGKRLDIPCGVIAAPIHVQ
NFPIGYKPFLGYEGTNQITDLIYNSFTLGMEDHLLEIFGGHDTKEVITKGISAGSDLSWTKDGLAELNKIPGFVRGKVKR
NTEKFARDRGFKDISAEVLYAAKEAVGA

Sequences:

>Translated_508_residues
MKLAYWMYAGPAHIGTLRVATSFKNVHAIMHAPLGDDYFNVMRSMLSRERDFTPVTTSVVDRHVLARGSQEKVVDNITRK
DAEERPDLIVLTPTCTSSILQEDLENFVERAQLEAKGDVLLADVNHYRVNELQAGDRTLHQIVQYYIEKARKKGELPEGK
TAKPSVNIIGISTLGFHNNHDCTELKRLMADLGIEVNAVIPEGASVHELKNLPRAWFNLVPYRELGLMTANYLEKEFGTP
CIDIVPMGVVETARCIRKIQEVINAQGADVNYEDYINEQTLYVSQAAWFSRSIDCQNLTGKKAVVFGDNTHAAALTKILS
REMGIHVVWAGTYCKYDADWFREQVSEYCDEVLITEDHGEIGDAIARVEPSAIFGTQMERHVGKRLDIPCGVIAAPIHVQ
NFPIGYKPFLGYEGTNQITDLIYNSFTLGMEDHLLEIFGGHDTKEVITKGISAGSDLSWTKDGLAELNKIPGFVRGKVKR
NTEKFARDRGFKDISAEVLYAAKEAVGA
>Mature_508_residues
MKLAYWMYAGPAHIGTLRVATSFKNVHAIMHAPLGDDYFNVMRSMLSRERDFTPVTTSVVDRHVLARGSQEKVVDNITRK
DAEERPDLIVLTPTCTSSILQEDLENFVERAQLEAKGDVLLADVNHYRVNELQAGDRTLHQIVQYYIEKARKKGELPEGK
TAKPSVNIIGISTLGFHNNHDCTELKRLMADLGIEVNAVIPEGASVHELKNLPRAWFNLVPYRELGLMTANYLEKEFGTP
CIDIVPMGVVETARCIRKIQEVINAQGADVNYEDYINEQTLYVSQAAWFSRSIDCQNLTGKKAVVFGDNTHAAALTKILS
REMGIHVVWAGTYCKYDADWFREQVSEYCDEVLITEDHGEIGDAIARVEPSAIFGTQMERHVGKRLDIPCGVIAAPIHVQ
NFPIGYKPFLGYEGTNQITDLIYNSFTLGMEDHLLEIFGGHDTKEVITKGISAGSDLSWTKDGLAELNKIPGFVRGKVKR
NTEKFARDRGFKDISAEVLYAAKEAVGA

Specific function: Uses Mg-ATP and reduced ferredoxin to reduce ring D of protochlorophyllide (Pchlide) to form chlorophyllide a (Chlide). This reaction is light-independent [H]

COG id: COG2710

COG function: function code C; Nitrogenase molybdenum-iron protein, alpha and beta chains

Gene ontology:

Cell location: Cytoplasmic

Metaboloic importance: NA

Operon status: Not Known

Operon components: None

Similarity: Belongs to the ChlB/BchB/BchZ family [H]

Homologues:

None

Paralogues:

None

Copy number: NA

Swissprot (AC and ID): NA

Other databases:

- InterPro:   IPR000510
- InterPro:   IPR013580
- InterPro:   IPR005969
- InterPro:   IPR016209 [H]

Pfam domain/function: PF00148 Oxidored_nitro; PF08369 PCP_red [H]

EC number: 1.18.-.-

Molecular weight: Translated: 56767; Mature: 56767

Theoretical pI: Translated: 5.86; Mature: 5.86

Prosite motif: NA

Important sites: NA

Signals:

None

Transmembrane regions:

None

Cys/Met content:

1.6 %Cys     (Translated Protein)
2.2 %Met     (Translated Protein)
3.7 %Cys+Met (Translated Protein)
1.6 %Cys     (Mature Protein)
2.2 %Met     (Mature Protein)
3.7 %Cys+Met (Mature Protein)

Secondary structure:

>Translated Secondary Structure
MKLAYWMYAGPAHIGTLRVATSFKNVHAIMHAPLGDDYFNVMRSMLSRERDFTPVTTSVV
CEEEEEEEECCCHHEEEHHHHHHHHHHHHHCCCCCCHHHHHHHHHHHCCCCCCCHHHHHH
DRHVLARGSQEKVVDNITRKDAEERPDLIVLTPTCTSSILQEDLENFVERAQLEAKGDVL
HHHHHHCCCHHHHHHHHHHCCHHHCCCEEEECCCHHHHHHHHHHHHHHHHHHHCCCCCEE
LADVNHYRVNELQAGDRTLHQIVQYYIEKARKKGELPEGKTAKPSVNIIGISTLGFHNNH
EEECCCEECCHHCCCHHHHHHHHHHHHHHHHHCCCCCCCCCCCCCEEEEEEEEECCCCCC
DCTELKRLMADLGIEVNAVIPEGASVHELKNLPRAWFNLVPYRELGLMTANYLEKEFGTP
CHHHHHHHHHHCCCEEEEECCCCCCHHHHHHCCHHHHHCCCHHHHHHHHHHHHHHHHCCC
CIDIVPMGVVETARCIRKIQEVINAQGADVNYEDYINEQTLYVSQAAWFSRSIDCQNLTG
EEEEECCCHHHHHHHHHHHHHHHCCCCCCCCHHHHCCCCEEEEEHHHHHHCCCCCCCCCC
KKAVVFGDNTHAAALTKILSREMGIHVVWAGTYCKYDADWFREQVSEYCDEVLITEDHGE
CEEEEECCCCHHHHHHHHHHHHCCEEEEEECCEECCCHHHHHHHHHHHHHHEEEECCCCH
IGDAIARVEPSAIFGTQMERHVGKRLDIPCGVIAAPIHVQNFPIGYKPFLGYEGTNQITD
HHHHHHHCCCHHHHHHHHHHHCCCCCCCCCCCEECCEEEECCCCCCCCCCCCCCCHHHHH
LIYNSFTLGMEDHLLEIFGGHDTKEVITKGISAGSDLSWTKDGLAELNKIPGFVRGKVKR
HHHHHHCCCHHHHHHHHHCCCCHHHHHHHCCCCCCCCCCCHHHHHHHHHCCCHHHHHHHH
NTEKFARDRGFKDISAEVLYAAKEAVGA
HHHHHHHHCCCCHHHHHHHHHHHHHHCC
>Mature Secondary Structure
MKLAYWMYAGPAHIGTLRVATSFKNVHAIMHAPLGDDYFNVMRSMLSRERDFTPVTTSVV
CEEEEEEEECCCHHEEEHHHHHHHHHHHHHCCCCCCHHHHHHHHHHHCCCCCCCHHHHHH
DRHVLARGSQEKVVDNITRKDAEERPDLIVLTPTCTSSILQEDLENFVERAQLEAKGDVL
HHHHHHCCCHHHHHHHHHHCCHHHCCCEEEECCCHHHHHHHHHHHHHHHHHHHCCCCCEE
LADVNHYRVNELQAGDRTLHQIVQYYIEKARKKGELPEGKTAKPSVNIIGISTLGFHNNH
EEECCCEECCHHCCCHHHHHHHHHHHHHHHHHCCCCCCCCCCCCCEEEEEEEEECCCCCC
DCTELKRLMADLGIEVNAVIPEGASVHELKNLPRAWFNLVPYRELGLMTANYLEKEFGTP
CHHHHHHHHHHCCCEEEEECCCCCCHHHHHHCCHHHHHCCCHHHHHHHHHHHHHHHHCCC
CIDIVPMGVVETARCIRKIQEVINAQGADVNYEDYINEQTLYVSQAAWFSRSIDCQNLTG
EEEEECCCHHHHHHHHHHHHHHHCCCCCCCCHHHHCCCCEEEEEHHHHHHCCCCCCCCCC
KKAVVFGDNTHAAALTKILSREMGIHVVWAGTYCKYDADWFREQVSEYCDEVLITEDHGE
CEEEEECCCCHHHHHHHHHHHHCCEEEEEECCEECCCHHHHHHHHHHHHHHEEEECCCCH
IGDAIARVEPSAIFGTQMERHVGKRLDIPCGVIAAPIHVQNFPIGYKPFLGYEGTNQITD
HHHHHHHCCCHHHHHHHHHHHCCCCCCCCCCCEECCEEEECCCCCCCCCCCCCCCHHHHH
LIYNSFTLGMEDHLLEIFGGHDTKEVITKGISAGSDLSWTKDGLAELNKIPGFVRGKVKR
HHHHHHCCCHHHHHHHHHCCCCHHHHHHHCCCCCCCCCCCHHHHHHHHHCCCHHHHHHHH
NTEKFARDRGFKDISAEVLYAAKEAVGA
HHHHHHHHCCCCHHHHHHHHHHHHHHCC

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: NA

Specific reaction: NA

General reaction: NA

Inhibitor: NA

Structure determination priority: 9.0

TargetDB status: NA

Availability: NA

References: NA