ID   A2SY40_CHLIN            Unreviewed;       237 AA.
AC   A2SY40;
DT   06-MAR-2007, integrated into UniProtKB/TrEMBL.
DT   06-MAR-2007, sequence version 1.
DT   24-JUL-2024, entry version 65.
DE   RecName: Full=Chlorophyll a-b binding protein, chloroplastic {ECO:0000256|RuleBase:RU363080};
DE   Flags: Fragment;
OS   Chlamydomonas incerta.
OC   Eukaryota; Viridiplantae; Chlorophyta; core chlorophytes; Chlorophyceae;
OC   CS clade; Chlamydomonadales; Chlamydomonadaceae; Chlamydomonas.
OX   NCBI_TaxID=51695 {ECO:0000313|EMBL:ABD37906.1};
RN   [1] {ECO:0000313|EMBL:ABD37906.1}
RP   NUCLEOTIDE SEQUENCE.
RC   STRAIN=SAG 7.73 {ECO:0000313|EMBL:ABD37906.1};
RA   Borza T.C., Popescu C.E., Lee R.W.;
RT   "Antenna proteins of the green alga Chlamydomonas incerta.";
RL   Submitted (JAN-2006) to the EMBL/GenBank/DDBJ databases.
CC   -!- FUNCTION: The light-harvesting complex (LHC) functions as a light
CC       receptor, it captures and delivers excitation energy to photosystems
CC       with which it is closely associated. {ECO:0000256|RuleBase:RU363080}.
CC   -!- SUBCELLULAR LOCATION: Plastid, chloroplast thylakoid membrane
CC       {ECO:0000256|RuleBase:RU363080}.
CC   -!- SIMILARITY: Belongs to the light-harvesting chlorophyll a/b-binding
CC       (LHC) protein family. {ECO:0000256|RuleBase:RU363080}.
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DR   EMBL; DQ370094; ABD37906.1; -; mRNA.
DR   AlphaFoldDB; A2SY40; -.
DR   GO; GO:0009535; C:chloroplast thylakoid membrane; IEA:UniProtKB-SubCell.
DR   GO; GO:0009522; C:photosystem I; IEA:UniProtKB-KW.
DR   GO; GO:0009523; C:photosystem II; IEA:UniProtKB-KW.
DR   GO; GO:0016168; F:chlorophyll binding; IEA:UniProtKB-KW.
DR   GO; GO:0009768; P:photosynthesis, light harvesting in photosystem I; IEA:TreeGrafter.
DR   GO; GO:0009416; P:response to light stimulus; IEA:TreeGrafter.
DR   Gene3D; 1.10.3460.10; Chlorophyll a/b binding protein domain; 1.
DR   InterPro; IPR001344; Chloro_AB-bd_pln.
DR   InterPro; IPR022796; Chloroa_b-bind.
DR   PANTHER; PTHR21649; CHLOROPHYLL A/B BINDING PROTEIN; 1.
DR   PANTHER; PTHR21649:SF67; PHOTOSYSTEM I CHLOROPHYLL A_B-BINDING PROTEIN 5, CHLOROPLASTIC; 1.
DR   Pfam; PF00504; Chloroa_b-bind; 1.
DR   SUPFAM; SSF103511; Chlorophyll a-b binding protein; 1.
PE   2: Evidence at transcript level;
KW   Chlorophyll {ECO:0000256|ARBA:ARBA00022494, ECO:0000256|PIRSR:PIRSR601344-
KW   1}; Chloroplast {ECO:0000256|RuleBase:RU363080};
KW   Chromophore {ECO:0000256|ARBA:ARBA00022991, ECO:0000256|RuleBase:RU363080};
KW   Photosynthesis {ECO:0000256|ARBA:ARBA00022531,
KW   ECO:0000256|RuleBase:RU363080};
KW   Photosystem I {ECO:0000256|RuleBase:RU363080};
KW   Photosystem II {ECO:0000256|RuleBase:RU363080};
KW   Plastid {ECO:0000256|ARBA:ARBA00022640, ECO:0000256|RuleBase:RU363080};
KW   Thylakoid {ECO:0000256|RuleBase:RU363080}.
FT   BINDING         67
FT                   /ligand="chlorophyll a"
FT                   /ligand_id="ChEBI:CHEBI:58416"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR601344-1"
FT   BINDING         70
FT                   /ligand="chlorophyll a"
FT                   /ligand_id="ChEBI:CHEBI:58416"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR601344-1"
FT   BINDING         72
FT                   /ligand="chlorophyll b"
FT                   /ligand_id="ChEBI:CHEBI:61721"
FT                   /ligand_label="1"
FT                   /ligand_part="Mg"
FT                   /ligand_part_id="ChEBI:CHEBI:25107"
FT                   /note="axial binding residue"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR601344-1"
FT   BINDING         154
FT                   /ligand="chlorophyll b"
FT                   /ligand_id="ChEBI:CHEBI:61721"
FT                   /ligand_label="1"
FT                   /ligand_part="Mg"
FT                   /ligand_part_id="ChEBI:CHEBI:25107"
FT                   /note="axial binding residue"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR601344-1"
FT   BINDING         185
FT                   /ligand="chlorophyll b"
FT                   /ligand_id="ChEBI:CHEBI:61721"
FT                   /ligand_label="2"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR601344-1"
FT   BINDING         186
FT                   /ligand="chlorophyll a"
FT                   /ligand_id="ChEBI:CHEBI:58416"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR601344-1"
FT   BINDING         189
FT                   /ligand="chlorophyll a"
FT                   /ligand_id="ChEBI:CHEBI:58416"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR601344-1"
FT   BINDING         191
FT                   /ligand="chlorophyll a"
FT                   /ligand_id="ChEBI:CHEBI:58416"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR601344-1"
FT   BINDING         203
FT                   /ligand="chlorophyll a"
FT                   /ligand_id="ChEBI:CHEBI:58416"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR601344-1"
FT   BINDING         218
FT                   /ligand="chlorophyll a"
FT                   /ligand_id="ChEBI:CHEBI:58416"
FT                   /ligand_label="1"
FT                   /evidence="ECO:0000256|PIRSR:PIRSR601344-1"
FT   NON_TER         1
FT                   /evidence="ECO:0000313|EMBL:ABD37906.1"
SQ   SEQUENCE   237 AA;  25278 MW;  E2C9027BF4742197 CRC64;
     RSGVAARSAS SRKSVVTCVA RQSWLPGSQI PAHLDTPSAQ ALAGNFGFDP LGLGKDPVAL
     AWYQQAELIH CRTAMTGVAG ILIPGLLTKA GALNVPEWYD AGKVAIENSF APWGTLLAVQ
     LFLCGFVEVK RWQDIRKPGS QGEPGSFLGF ESSLKGTSEV GYPGGPFDPL GLSKEADKWA
     DWKLKEVKNG RLAMLAFLGF VAQKYATGAG PVDNLVAHLK DPWHVNYATN GVSLPFL
//