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ASM1731132v1

Organism name:
Ursus maritimus (polar bear)
Isolate:
PB19
BioSample:
SAMN10734297
BioProject:
PRJNA669153
Submitter:
University of California, Santa Cruz
Date:
2021/03/09
Assembly level:
Scaffold
Genome representation:
full
RefSeq category:
representative genome
GenBank assembly accession:
GCA_017311325.1 (latest)
RefSeq assembly accession:
GCF_017311325.1 (latest)
RefSeq assembly and GenBank assembly identical:
no (hide details)
  • Different: chromosome MT.
  • Data displayed for RefSeq version
WGS Project:
JADGMR01
Assembly method:
Pilon v. 1.23; HiRise v. 2.1; PBJelly v. 15.8.24
Expected final version:
yes
Reference guided assembly:
GCA_000687225.1
Genome coverage:
52.0x
Sequencing technology:
Illumina HiSeq; Oxford Nanopore

IDs: 9506191 [UID] 25500128 [GenBank] 25828708 [RefSeq]

See Genome Information for Ursus maritimus

There are 2 assemblies for this organism

See more

History (Show revision history)

Comment

Global statistics

Total sequence length2,330,485,441
Total ungapped length2,321,070,448
Gaps between scaffolds0
Number of scaffolds3,900
Scaffold N5072,237,886
Scaffold L5013
Number of contigs31,012
Contig N50206,653
Contig L503,292
Total number of chromosomes and plasmids3
Number of component sequences (WGS or clone)3,900

Supplemental Content

PubMed articles for this assembly

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Global assembly definition

Download the full sequence report
Click on the table row to see sequence details in the table to the right
Assembly Unit Name
Primary Assembly
non-nuclear
Assembly Unit: Primary Assembly (GCF_017311405.1)
Molecule nameGenBank sequenceRefSeq sequenceUnlocalized
sequences count
Chromosome Xn/an/an/a5
Chromosome Yn/an/an/a19
unplacedn/an/an/a3,875

Assembly statistics

MoleculeSequence RoleTotal
Length
Scaffold
Count
Ungapped
Length
Scaffold
N50
Spanned
Gaps
Unspanned
Gaps
AllAssembled molecule2,330,468,4243,8992,321,053,43172,237,88627,1120
Chromosome XAllAssembled moleculeUnlocalized scaffolds125,496,7750125,496,775505124,414,9680124,414,968125,271,4630125,271,4634,41604,416000
Chromosome YAllAssembled moleculeUnlocalized scaffolds1,636,34901,636,349190191,539,72801,539,728236,8300236,8302920292000
unplacedAssembled molecule2,203,335,3003,8752,195,098,73570,735,95822,4040
MoleculeTotal
Length
Mitochondrion MT17,017