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Protein

Phycoerythrocyanin alpha chain

Gene

pccA

Organism
Mastigocladus laminosus (Fischerella sp.)
Status
Reviewed-Annotation score: -Experimental evidence at protein leveli

Functioni

Light-harvesting photosynthetic bile pigment-protein from the phycobiliprotein complex.

Absorptioni

Abs(max)=~550 nm

Sites

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Binding sitei84Phycoviolobilin chromophore (covalent; via 1 link)1

GO - Biological processi

Keywordsi

Biological processElectron transport, Photosynthesis, Transport
LigandBile pigment, Chromophore

Names & Taxonomyi

Protein namesi
Recommended name:
Phycoerythrocyanin alpha chain
Gene namesi
Name:pccA
OrganismiMastigocladus laminosus (Fischerella sp.)
Taxonomic identifieri83541 [NCBI]
Taxonomic lineageiBacteriaCyanobacteriaNostocalesHapalosiphonaceaeMastigocladus

Subcellular locationi

GO - Cellular componenti

Keywords - Cellular componenti

Membrane, Phycobilisome, Thylakoid

PTM / Processingi

Molecule processing

Feature keyPosition(s)DescriptionActionsGraphical viewLength
ChainiPRO_00001991691 – 162Phycoerythrocyanin alpha chainAdd BLAST162

Post-translational modificationi

Contains one covalently linked bilin chromophore.

Interactioni

Subunit structurei

Heterodimer of an alpha and a beta chain.

Structurei

Secondary structure

1162
Legend: HelixTurnBeta strandPDB Structure known for this area
Show more details
Feature keyPosition(s)DescriptionActionsGraphical viewLength
Helixi4 – 15Combined sources12
Turni21 – 24Combined sources4
Helixi25 – 28Combined sources4
Helixi31 – 62Combined sources32
Helixi64 – 66Combined sources3
Beta strandi71 – 74Combined sources4
Helixi78 – 101Combined sources24
Helixi105 – 110Combined sources6
Turni111 – 114Combined sources4
Helixi115 – 118Combined sources4
Turni119 – 122Combined sources4
Helixi126 – 138Combined sources13
Helixi144 – 160Combined sources17

3D structure databases

Select the link destinations:
PDBei
RCSB PDBi
PDBji
Links Updated
PDB entryMethodResolution (Å)ChainPositionsPDBsum
2C7JX-ray3.00A1-162[»]
2C7KX-ray3.20A1-162[»]
2C7LX-ray2.85A1-162[»]
2J96X-ray2.25A/B1-162[»]
ProteinModelPortaliP00309
SMRiP00309
ModBaseiSearch...
MobiDBiSearch...

Miscellaneous databases

EvolutionaryTraceiP00309

Family & Domainsi

Sequence similaritiesi

Belongs to the phycobiliprotein family.Curated

Family and domain databases

Gene3Di1.10.490.20, 1 hit
InterProiView protein in InterPro
IPR009050 Globin-like_sf
IPR012128 Phycobilisome_asu/bsu
IPR038719 Phycobilisome_asu/bsu_sf
PfamiView protein in Pfam
PF00502 Phycobilisome, 1 hit
PIRSFiPIRSF000081 Phycocyanin, 1 hit
SUPFAMiSSF46458 SSF46458, 1 hit

Sequencei

Sequence statusi: Complete.

P00309-1 [UniParc]FASTAAdd to basket

« Hide

        10         20         30         40         50
MKTPLTEAIA AADLRGSYLS NTELQAVFGR FNRARAGLEA ARAFANNGKK
60 70 80 90 100
WAEAAANHVY QKFPYTTQMQ GPQYASTPEG KAKCVRDIDH YLRTISYCCV
110 120 130 140 150
VGGTGPLDDY VVAGLKEFNS ALGLSPSWYI AALEFVRDNH GLTGDVAGEA
160
NTYINYAINA LS
Length:162
Mass (Da):17,564
Last modified:July 21, 1986 - v1
Checksum:iC069332836F2BD2E
GO

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
M34254 Genomic DNA Translation: AAC64654.1

Similar proteinsi

Entry informationi

Entry nameiPHEA_MASLA
AccessioniPrimary (citable) accession number: P00309
Entry historyiIntegrated into UniProtKB/Swiss-Prot: July 21, 1986
Last sequence update: July 21, 1986
Last modified: April 25, 2018
This is version 85 of the entry and version 1 of the sequence. See complete history.
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programProkaryotic Protein Annotation Program

Miscellaneousi

Keywords - Technical termi

3D-structure, Direct protein sequencing

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