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Protein

Non-legume hemoglobin

Gene
N/A
Organism
Parasponia andersonii (Sponia andersonii)
Status
Reviewed-Annotation score: -Experimental evidence at protein leveli

Functioni

Provides oxygen to the bacteroids. This role is essential for symbiotic nitrogen fixation.

Sites

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Metal bindingi70Iron (heme distal ligand)PROSITE-ProRule annotation1
Metal bindingi105Iron (heme proximal ligand)PROSITE-ProRule annotation1

GO - Molecular functioni

Keywordsi

Biological processNitrogen fixation, Oxygen transport, Transport
LigandHeme, Iron, Metal-binding

Names & Taxonomyi

Protein namesi
Recommended name:
Non-legume hemoglobin
OrganismiParasponia andersonii (Sponia andersonii)
Taxonomic identifieri3476 [NCBI]
Taxonomic lineageiEukaryotaViridiplantaeStreptophytaEmbryophytaTracheophytaSpermatophytaMagnoliophytaeudicotyledonsGunneridaePentapetalaerosidsfabidsRosalesCannabaceaeParasponia

PTM / Processingi

Molecule processing

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Initiator methionineiRemoved
ChainiPRO_00001929812 – 162Non-legume hemoglobinAdd BLAST161

Amino acid modifications

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Modified residuei2N-acetylserine1 Publication1

Keywords - PTMi

Acetylation

PTM databases

iPTMnetiP68168

Expressioni

Tissue specificityi

Root nodules.

Interactioni

Subunit structurei

Homodimer.

Structurei

Secondary structure

1162
Legend: HelixTurnBeta strandPDB Structure known for this area
Show more details
Feature keyPosition(s)DescriptionActionsGraphical viewLength
Helixi12 – 25Combined sources14
Helixi26 – 28Combined sources3
Helixi29 – 43Combined sources15
Helixi45 – 50Combined sources6
Helixi52 – 54Combined sources3
Helixi67 – 88Combined sources22
Helixi95 – 108Combined sources14
Helixi112 – 129Combined sources18
Turni131 – 133Combined sources3
Helixi136 – 154Combined sources19

3D structure databases

Select the link destinations:
PDBei
RCSB PDBi
PDBji
Links Updated
PDB entryMethodResolution (Å)ChainPositionsPDBsum
3QQRX-ray2.16A/B1-162[»]
ProteinModelPortaliP68168
SMRiP68168
ModBaseiSearch...
MobiDBiSearch...

Miscellaneous databases

EvolutionaryTraceiP68168

Family & Domainsi

Sequence similaritiesi

Belongs to the plant globin family.Curated

Family and domain databases

Gene3Di1.10.490.10, 1 hit
InterProiView protein in InterPro
IPR000971 Globin
IPR009050 Globin-like_sf
IPR012292 Globin/Proto
IPR001032 Leghaemoglobin
IPR019824 Leghaemoglobin_Fe_BS
PfamiView protein in Pfam
PF00042 Globin, 1 hit
PRINTSiPR00188 PLANTGLOBIN
SUPFAMiSSF46458 SSF46458, 1 hit
PROSITEiView protein in PROSITE
PS01033 GLOBIN, 1 hit
PS00208 PLANT_GLOBIN, 1 hit

Sequencei

Sequence statusi: Complete.

Sequence processingi: The displayed sequence is further processed into a mature form.

P68168-1 [UniParc]FASTAAdd to basket

« Hide

        10         20         30         40         50
MSSSEVNKVF TEEQEALVVK AWAVMKKNSA ELGLQFFLKI FEIAPSAKNL
60 70 80 90 100
FSYLKDSPVP LEQNPKLKPH ATTVFVMTCE SAVQLRKAGK ATVKESDLKR
110 120 130 140 150
IGAIHFKTGV VNEHFEVTRF ALLETIKEAV PEMWSPEMKN AWGVAYDQLV
160
AAIKFEMKPS ST
Length:162
Mass (Da):18,150
Last modified:January 23, 2007 - v2
Checksum:iC68B7F8F47E3DFB4
GO

Experimental Info

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Sequence conflicti91A → V in AAB86653 (Ref. 1) Curated1

Polymorphismi

Two variants of the protein, hemoglobin I and hemoglobin II seem to exist.1 Publication

Natural variant

Feature keyPosition(s)DescriptionActionsGraphical viewLength
Natural varianti31E → D Polymorphism; in 30% hemoglobin Iin 30% hemoglobin I. 1 Publication1

Sequence databases

Select the link destinations:
EMBLi
GenBanki
DDBJi
Links Updated
U27194 Genomic DNA Translation: AAB86653.1
PIRiS05541 GPDRNL

Keywords - Coding sequence diversityi

Polymorphism

Similar proteinsi

Entry informationi

Entry nameiHBPL_PARAD
AccessioniPrimary (citable) accession number: P68168
Secondary accession number(s): P04396
Entry historyiIntegrated into UniProtKB/Swiss-Prot: March 20, 1987
Last sequence update: January 23, 2007
Last modified: April 25, 2018
This is version 59 of the entry and version 2 of the sequence. See complete history.
Entry statusiReviewed (UniProtKB/Swiss-Prot)
Annotation programPlant Protein Annotation Program

Miscellaneousi

Keywords - Technical termi

3D-structure, Direct protein sequencing
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Main funding by: National Institutes of Health