View source for 7ykb


==Neutron Structure of PcyA D105N Mutant Complexed with Biliverdin at Room Temperature==
<StructureSection load='7ykb' size='340' side='right'caption='[[7ykb]], [[Resolution|resolution]] 1.38&Aring;' scene=''>
== Structural highlights ==
<table><tr><td colspan='2'>[[7ykb]] is a 1 chain structure with sequence from [https://en.wikipedia.org/wiki/Synechocystis_sp._PCC_6803_substr._Kazusa Synechocystis sp. PCC 6803 substr. Kazusa]. Full crystallographic information is available from [http://oca.weizmann.ac.il/oca-bin/ocashort?id=7YKB OCA]. For a <b>guided tour on the structure components</b> use [https://proteopedia.org/fgij/fg.htm?mol=7YKB FirstGlance]. <br>
</td></tr><tr id='method'><td class="sblockLbl"><b>[[Empirical_models|Method:]]</b></td><td class="sblockDat" id="methodDat">Hybrid , Neutron Diffraction , X-ray diffraction, [[Resolution|Resolution]] 1.38&#8491;</td></tr>
<tr id='ligand'><td class="sblockLbl"><b>[[Ligand|Ligands:]]</b></td><td class="sblockDat" id="ligandDat"><scene name='pdbligand=BLR:3-[5-[(Z)-(4-ethenyl-3-methyl-5-oxidanylidene-pyrrol-2-ylidene)methyl]-2-[[5-[(Z)-(3-ethenyl-4-methyl-5-oxidanylidene-pyrrol-2-ylidene)methyl]-3-(3-hydroxy-3-oxopropyl)-4-methyl-1H-pyrrol-2-yl]methyl]-4-methyl-1H-pyrrol-3-yl]propanoic+acid'>BLR</scene>, <scene name='pdbligand=NA:SODIUM+ION'>NA</scene></td></tr>
<tr id='resources'><td class="sblockLbl"><b>Resources:</b></td><td class="sblockDat"><span class='plainlinks'>[https://proteopedia.org/fgij/fg.htm?mol=7ykb FirstGlance], [http://oca.weizmann.ac.il/oca-bin/ocaids?id=7ykb OCA], [https://pdbe.org/7ykb PDBe], [https://www.rcsb.org/pdb/explore.do?structureId=7ykb RCSB], [https://www.ebi.ac.uk/pdbsum/7ykb PDBsum], [https://prosat.h-its.org/prosat/prosatexe?pdbcode=7ykb ProSAT]</span></td></tr>
</table>
== Function ==
[https://www.uniprot.org/uniprot/PCYA_SYNY3 PCYA_SYNY3] Catalyzes the four-electron reduction of biliverdin IX-alpha (2-electron reduction at both the A and D rings); the reaction proceeds via an isolatable 2-electron intermediate, 181,182-dihydrobiliverdin (By similarity).

==See Also==
*[[Phycocyanobilin:ferredoxin oxidoreductase|Phycocyanobilin:ferredoxin oxidoreductase]]
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</StructureSection>
[[Category: Large Structures]]
[[Category: Synechocystis sp. PCC 6803 substr. Kazusa]]
[[Category: Nanasawa R]]
[[Category: Unno M]]