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 psaB [H]

Identifier: 33864036

GI number: 33864036

Start: 1859771

End: 1862020

Strand: Reverse

Name: psaB [H]

Synonym: PMT1769

Alternate gene names: 33864036

Gene position: 1862020-1859771 (Counterclockwise)

Preceding gene: 33864037

Following gene: 33864031

Centisome position: 77.23

GC content: 51.78

Gene sequence:

>2250_bases
ATGGCAACGAAATTTCCTTCGTTCAGCCAGGGTCTGGCACAGGACCCTACAACCCGCCGTATTTGGTACGGCATAGCCAC
GGCTCACGACTTCGAGAGCCACGACGGCATGACCGAAGAACGGCTTTACCAAAAGCTGTTCTCTACCCATTTCGGTCATC
TGGCTGTTATTGGCCTATGGGTTGCAGGAAACCTGTTCCATATCGCCTGGCAGGGCAACTTCGAACAGTGGGTCGCCGAC
CCACAAAATGTTCAACCGATTGCCCACGCAATTTGGGATCCTCACTTCGGTCAAGGCATCACTGATGCTTTGACTCAAGC
GGGTGCTTCCCGTCCAGTAAACATTTGCTATTCCGGTTTGTACCACTGGTGGTACACCATCGGAATGCGCACCAATACAG
AGCTTTACCAGGGCGCCATCTTCATTGACATCCTGGTTGCTTGGCTCTTGTTCGGTGGTTGGCTGCATTTACAGCCAAAG
TTCCGTCCTTCGCTGGCGTGGTTCAAGAACGCTGAGGCGATGATGAATCATCACCTCGCAGTGCTGTTCGGTTTCACCAA
CATCGCCTGGACTGGTCACCTCGTTCACGTGGCCATTCCTGAATCACGTGGTCAGCACGTCGGTTGGGACAACTTCCTCA
CAGTTCTCCCACACCCTGAAGGGTTGACCCCATTCTTCACAGGAAACTGGGGAGCCTATGCACAGAATCCTGATTCTTTG
AATCATGCCTTTGGTACTTCTGAAGGCGCTGGCACGGCCATCCTTACTTTCCTAGGTGGTGTTCATCCACAGAGTGGTGC
CCTTTGGCTGACTGACATCTCGCACCACCACATTGCGATCGGTGTCTTCATGATCATCGGTGGCCATATGTACCGGAATA
GTTTCGGTATCGGCCATACCTTTAAGGAAATCACCGACGGTCACAACACCAATCATCCCAATGATCCTCATAAGGATGGT
TTCCGAGAAAAAATCGGTCACTACGGTCTCAATCACAACGGGATCACCGACACGATCAACAACTCCCTGCACTTCCAACT
TGGTCTTGCTCTTGCCTGTCTAGGTACAGCAGCAAGCCTTGTAGCGCATCACATGGGCGCCTTGCCCTCGTATGCCTTCA
TTGCGCAGGACTACACCACTCAGGCAGCTCTTTACACCCACCATCAGTACATCGCCATCTTCCTGATGTGCGGTGCCTTC
TCCCACGGAGCAATCTTCTTTGTCCGTGACTATGACCCTGAGGCCAATAAGGACAATGTTCTTGCAAGGGTCTTAGAAAC
CAAAGAAGCACTTATCAGTCACTTGAGCTGGGTTTGCATGCTCCTCGGTTTCCACACCCTGGCGCTGTATCTCCATAACG
ATGTGGTGATTGCTTTCGGAACCCCCGAAAAGCAGATCCTTGTTGAGCCCATCTTTGCTCAGTTCATTCAGGCCGCTAGT
GGCAAGGTCATGTATGGCCTTGATGTGCTGCTGGCGAATGCAAATAGTGCCCCTTCCTTGGCTGCGGCTGGGATGCCTGG
GGATCACTACTGGATGGATCTGATTAATGCCAGTCCAGAGGTTTCCAACTTCATGCCTATTGGCCCAGGAGATTTCCTGG
TTCACCATGGCATTGCCTTGGGTCTTCACACCACTGCATTGATCTTGATCAAGGGAGCACTTGATGCAAGAGGTTCCAAG
CTGATGCCCGATAAAAAGGACTTCGGCTATGCCTTTGCTTGTGATGGCCCTGGACGTGGCGGCACCTGCGACATCTCTGC
GTGGGACTCCACTTACATGGCTATTTTCTGGGCACTGAATACCATTGCTTGGGCAACTTATTACTGGCACTGGAAGCACC
TTGCCGCTTGGCAGGGCAACATGGCTCAGTTCAATGAGTCCAGTACCCACTTAATGGGTTGGTTCAGGGATTATCTCTGG
ATCAATAGTTCCCAGATCATCAATGGCTACAACCCATTCGGGATTAATAATCTCTCCCCTTGGGCATACATGTTCCTTGC
AGGCCATTTGGTCTGGGCAACAGGATTCATGTTCCTGATCTCTTGGAGGGGTTATTGGCAGGAGCTGATCGAGACTCTCG
TTTGGGCTCATCAGCGCTCTCCGATTGCCAACCTGGTTGGATGGCGTGATAAGCCAGTAGCTCTTTCGATCGTGCAGGCC
CGTCTGGTTGGCGTGACTCACTTTGCAGTGGGCAACATATTTACCTTCGGTGCCTTTGTGATTGCATCTACAGCTAGCAA
GTTTGGATAA

Upstream 100 bases:

>100_bases
TGGTGTAACCCACTTCCTGTTTGGTGGCATTGTGACCACCTGGGCCTTCTTCCATGCCCGCCTTCTTGGGCTCGGCTGAC
CTTTCCTGACCTTTCCCCAC

Downstream 100 bases:

>100_bases
CATCCCCTCTCGCTAGTTAGTTAGTCGATTCATCGGCAGAAATATAATTCCCCGTCAGGTTTTACTTGACGGGGTTTTTT
TCTTGCTTTATTGGATGCAT

Product: photosystem I P700 chlorophyll a apoprotein A2

Products: NA

Alternate protein names: PsaB [H]

Number of amino acids: Translated: 749; Mature: 748

Protein sequence:

>749_residues
MATKFPSFSQGLAQDPTTRRIWYGIATAHDFESHDGMTEERLYQKLFSTHFGHLAVIGLWVAGNLFHIAWQGNFEQWVAD
PQNVQPIAHAIWDPHFGQGITDALTQAGASRPVNICYSGLYHWWYTIGMRTNTELYQGAIFIDILVAWLLFGGWLHLQPK
FRPSLAWFKNAEAMMNHHLAVLFGFTNIAWTGHLVHVAIPESRGQHVGWDNFLTVLPHPEGLTPFFTGNWGAYAQNPDSL
NHAFGTSEGAGTAILTFLGGVHPQSGALWLTDISHHHIAIGVFMIIGGHMYRNSFGIGHTFKEITDGHNTNHPNDPHKDG
FREKIGHYGLNHNGITDTINNSLHFQLGLALACLGTAASLVAHHMGALPSYAFIAQDYTTQAALYTHHQYIAIFLMCGAF
SHGAIFFVRDYDPEANKDNVLARVLETKEALISHLSWVCMLLGFHTLALYLHNDVVIAFGTPEKQILVEPIFAQFIQAAS
GKVMYGLDVLLANANSAPSLAAAGMPGDHYWMDLINASPEVSNFMPIGPGDFLVHHGIALGLHTTALILIKGALDARGSK
LMPDKKDFGYAFACDGPGRGGTCDISAWDSTYMAIFWALNTIAWATYYWHWKHLAAWQGNMAQFNESSTHLMGWFRDYLW
INSSQIINGYNPFGINNLSPWAYMFLAGHLVWATGFMFLISWRGYWQELIETLVWAHQRSPIANLVGWRDKPVALSIVQA
RLVGVTHFAVGNIFTFGAFVIASTASKFG

Sequences:

>Translated_749_residues
MATKFPSFSQGLAQDPTTRRIWYGIATAHDFESHDGMTEERLYQKLFSTHFGHLAVIGLWVAGNLFHIAWQGNFEQWVAD
PQNVQPIAHAIWDPHFGQGITDALTQAGASRPVNICYSGLYHWWYTIGMRTNTELYQGAIFIDILVAWLLFGGWLHLQPK
FRPSLAWFKNAEAMMNHHLAVLFGFTNIAWTGHLVHVAIPESRGQHVGWDNFLTVLPHPEGLTPFFTGNWGAYAQNPDSL
NHAFGTSEGAGTAILTFLGGVHPQSGALWLTDISHHHIAIGVFMIIGGHMYRNSFGIGHTFKEITDGHNTNHPNDPHKDG
FREKIGHYGLNHNGITDTINNSLHFQLGLALACLGTAASLVAHHMGALPSYAFIAQDYTTQAALYTHHQYIAIFLMCGAF
SHGAIFFVRDYDPEANKDNVLARVLETKEALISHLSWVCMLLGFHTLALYLHNDVVIAFGTPEKQILVEPIFAQFIQAAS
GKVMYGLDVLLANANSAPSLAAAGMPGDHYWMDLINASPEVSNFMPIGPGDFLVHHGIALGLHTTALILIKGALDARGSK
LMPDKKDFGYAFACDGPGRGGTCDISAWDSTYMAIFWALNTIAWATYYWHWKHLAAWQGNMAQFNESSTHLMGWFRDYLW
INSSQIINGYNPFGINNLSPWAYMFLAGHLVWATGFMFLISWRGYWQELIETLVWAHQRSPIANLVGWRDKPVALSIVQA
RLVGVTHFAVGNIFTFGAFVIASTASKFG
>Mature_748_residues
ATKFPSFSQGLAQDPTTRRIWYGIATAHDFESHDGMTEERLYQKLFSTHFGHLAVIGLWVAGNLFHIAWQGNFEQWVADP
QNVQPIAHAIWDPHFGQGITDALTQAGASRPVNICYSGLYHWWYTIGMRTNTELYQGAIFIDILVAWLLFGGWLHLQPKF
RPSLAWFKNAEAMMNHHLAVLFGFTNIAWTGHLVHVAIPESRGQHVGWDNFLTVLPHPEGLTPFFTGNWGAYAQNPDSLN
HAFGTSEGAGTAILTFLGGVHPQSGALWLTDISHHHIAIGVFMIIGGHMYRNSFGIGHTFKEITDGHNTNHPNDPHKDGF
REKIGHYGLNHNGITDTINNSLHFQLGLALACLGTAASLVAHHMGALPSYAFIAQDYTTQAALYTHHQYIAIFLMCGAFS
HGAIFFVRDYDPEANKDNVLARVLETKEALISHLSWVCMLLGFHTLALYLHNDVVIAFGTPEKQILVEPIFAQFIQAASG
KVMYGLDVLLANANSAPSLAAAGMPGDHYWMDLINASPEVSNFMPIGPGDFLVHHGIALGLHTTALILIKGALDARGSKL
MPDKKDFGYAFACDGPGRGGTCDISAWDSTYMAIFWALNTIAWATYYWHWKHLAAWQGNMAQFNESSTHLMGWFRDYLWI
NSSQIINGYNPFGINNLSPWAYMFLAGHLVWATGFMFLISWRGYWQELIETLVWAHQRSPIANLVGWRDKPVALSIVQAR
LVGVTHFAVGNIFTFGAFVIASTASKFG

Specific function: PsaA and psaB bind P700, the primary electron donor of photosystem I (PSI), as well as the electron acceptors A0, A1 and FX. PSI is a plastocyanin/cytochrome c6-ferredoxin oxidoreductase, converting photonic excitation into a charge separation, which tran

COG id: NA

COG function: NA

Gene ontology:

Cell location: Cellular thylakoid membrane; Multi-pass membrane protein [H]

Metaboloic importance: NA

Operon status: Not Known

Operon components: None

Similarity: Belongs to the psaA/psaB family [H]

Homologues:

None

Paralogues:

None

Copy number: NA

Swissprot (AC and ID): NA

Other databases:

- InterPro:   IPR001280
- InterPro:   IPR020586
- InterPro:   IPR006244 [H]

Pfam domain/function: PF00223 PsaA_PsaB [H]

EC number: NA

Molecular weight: Translated: 83233; Mature: 83101

Theoretical pI: Translated: 6.81; Mature: 6.81

Prosite motif: PS00419 PHOTOSYSTEM_I_PSAAB

Important sites: NA

Signals:

None

Transmembrane regions:

None

Cys/Met content:

0.8 %Cys     (Translated Protein)
2.7 %Met     (Translated Protein)
3.5 %Cys+Met (Translated Protein)
0.8 %Cys     (Mature Protein)
2.5 %Met     (Mature Protein)
3.3 %Cys+Met (Mature Protein)

Secondary structure:

>Translated Secondary Structure
MATKFPSFSQGLAQDPTTRRIWYGIATAHDFESHDGMTEERLYQKLFSTHFGHLAVIGLW
CCCCCCCHHCCCCCCCCCCEEEEEEEECCCCCCCCCCCHHHHHHHHHHHCCCHHHHHHHH
VAGNLFHIAWQGNFEQWVADPQNVQPIAHAIWDPHFGQGITDALTQAGASRPVNICYSGL
HHCCEEEEEEECCHHHHCCCCCCCCHHHHHHCCCCCCCCHHHHHHHCCCCCCHHHHHHHH
YHWWYTIGMRTNTELYQGAIFIDILVAWLLFGGWLHLQPKFRPSLAWFKNAEAMMNHHLA
HHHHEEECCCCCCHHHHHHHHHHHHHHHHHHCCEEEECCCCCCCHHHHCCHHHHHHCCEE
VLFGFTNIAWTGHLVHVAIPESRGQHVGWDNFLTVLPHPEGLTPFFTGNWGAYAQNPDSL
EEEECHHHEEECEEEEEEECCCCCCCCCCCCEEEEECCCCCCCCEEECCCCCCCCCCCHH
NHAFGTSEGAGTAILTFLGGVHPQSGALWLTDISHHHIAIGVFMIIGGHMYRNSFGIGHT
HHHCCCCCCCCHHHHHHHCCCCCCCCEEEEEECCCCHHHHHHHHHHCCHHHCCCCCCCCH
FKEITDGHNTNHPNDPHKDGFREKIGHYGLNHNGITDTINNSLHFQLGLALACLGTAASL
HHHHHCCCCCCCCCCCCCCHHHHHHHCCCCCCCCCCHHCCCCEEEHHHHHHHHHHHHHHH
VAHHMGALPSYAFIAQDYTTQAALYTHHQYIAIFLMCGAFSHGAIFFVRDYDPEANKDNV
HHHHHCCCCCHHHHECCCCHHHHHHHHHHHHHHHHHHCCCCCCEEEEEECCCCCCCCHHH
LARVLETKEALISHLSWVCMLLGFHTLALYLHNDVVIAFGTPEKQILVEPIFAQFIQAAS
HHHHHHHHHHHHHHHHHHHHHHHHHHHHHEEECCEEEEECCCCCHHHHHHHHHHHHHHCC
GKVMYGLDVLLANANSAPSLAAAGMPGDHYWMDLINASPEVSNFMPIGPGDFLVHHGIAL
CCEEEEEEEEEECCCCCCCCEECCCCCCHHHHHHHCCCCCCCCCCCCCCCHHHHHCCCHH
GLHTTALILIKGALDARGSKLMPDKKDFGYAFACDGPGRGGTCDISAWDSTYMAIFWALN
HHHHEEEEEEEECCCCCCCCCCCCCCCCCEEEEECCCCCCCEEEEECCCCHHHHHHHHHH
TIAWATYYWHWKHLAAWQGNMAQFNESSTHLMGWFRDYLWINSSQIINGYNPFGINNLSP
HHHHHHHHHHHHHHHHCCCCHHHCCCCCHHHHHHHHHHHEECCCCEECCCCCCCCCCCCH
WAYMFLAGHLVWATGFMFLISWRGYWQELIETLVWAHQRSPIANLVGWRDKPVALSIVQA
HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCCHHHHHCCCCCCHHHHHHHH
RLVGVTHFAVGNIFTFGAFVIASTASKFG
HHHHHHHHHHHHHHHHHHHHHHHHHHHCC
>Mature Secondary Structure 
ATKFPSFSQGLAQDPTTRRIWYGIATAHDFESHDGMTEERLYQKLFSTHFGHLAVIGLW
CCCCCCHHCCCCCCCCCCEEEEEEEECCCCCCCCCCCHHHHHHHHHHHCCCHHHHHHHH
VAGNLFHIAWQGNFEQWVADPQNVQPIAHAIWDPHFGQGITDALTQAGASRPVNICYSGL
HHCCEEEEEEECCHHHHCCCCCCCCHHHHHHCCCCCCCCHHHHHHHCCCCCCHHHHHHHH
YHWWYTIGMRTNTELYQGAIFIDILVAWLLFGGWLHLQPKFRPSLAWFKNAEAMMNHHLA
HHHHEEECCCCCCHHHHHHHHHHHHHHHHHHCCEEEECCCCCCCHHHHCCHHHHHHCCEE
VLFGFTNIAWTGHLVHVAIPESRGQHVGWDNFLTVLPHPEGLTPFFTGNWGAYAQNPDSL
EEEECHHHEEECEEEEEEECCCCCCCCCCCCEEEEECCCCCCCCEEECCCCCCCCCCCHH
NHAFGTSEGAGTAILTFLGGVHPQSGALWLTDISHHHIAIGVFMIIGGHMYRNSFGIGHT
HHHCCCCCCCCHHHHHHHCCCCCCCCEEEEEECCCCHHHHHHHHHHCCHHHCCCCCCCCH
FKEITDGHNTNHPNDPHKDGFREKIGHYGLNHNGITDTINNSLHFQLGLALACLGTAASL
HHHHHCCCCCCCCCCCCCCHHHHHHHCCCCCCCCCCHHCCCCEEEHHHHHHHHHHHHHHH
VAHHMGALPSYAFIAQDYTTQAALYTHHQYIAIFLMCGAFSHGAIFFVRDYDPEANKDNV
HHHHHCCCCCHHHHECCCCHHHHHHHHHHHHHHHHHHCCCCCCEEEEEECCCCCCCCHHH
LARVLETKEALISHLSWVCMLLGFHTLALYLHNDVVIAFGTPEKQILVEPIFAQFIQAAS
HHHHHHHHHHHHHHHHHHHHHHHHHHHHHEEECCEEEEECCCCCHHHHHHHHHHHHHHCC
GKVMYGLDVLLANANSAPSLAAAGMPGDHYWMDLINASPEVSNFMPIGPGDFLVHHGIAL
CCEEEEEEEEEECCCCCCCCEECCCCCCHHHHHHHCCCCCCCCCCCCCCCHHHHHCCCHH
GLHTTALILIKGALDARGSKLMPDKKDFGYAFACDGPGRGGTCDISAWDSTYMAIFWALN
HHHHEEEEEEEECCCCCCCCCCCCCCCCCEEEEECCCCCCCEEEEECCCCHHHHHHHHHH
TIAWATYYWHWKHLAAWQGNMAQFNESSTHLMGWFRDYLWINSSQIINGYNPFGINNLSP
HHHHHHHHHHHHHHHHCCCCHHHCCCCCHHHHHHHHHHHEECCCCEECCCCCCCCCCCCH
WAYMFLAGHLVWATGFMFLISWRGYWQELIETLVWAHQRSPIANLVGWRDKPVALSIVQA
HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHCCCCHHHHHCCCCCCHHHHHHHH
RLVGVTHFAVGNIFTFGAFVIASTASKFG
HHHHHHHHHHHHHHHHHHHHHHHHHHHCC

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: 6.0

TargetDB status: NA

Availability: NA

References: NA