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(-) Description

Title :  THE CRYSTAL STRUCTURE OF THE DIMERIC HUMAN IMPORTIN ALPHA 1 AT 2.5 ANGSTROM RESOLUTION.
 
Authors :  P. C. Hang, Z. M. Miknis, W. A. Franke, T. C. Umland, L. W. Schultz
Date :  13 Mar 12  (Deposition) - 29 May 13  (Release) - 29 May 13  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.53
Chains :  Asym. Unit :  A,B
Biol. Unit 1:  A  (1x)
Biol. Unit 2:  B  (1x)
Keywords :  Armadillo Repeat, Karyopherin, Importin, Nuclear Import, Host-Virus Interaction, Nucleus, Phosphoprotein, Protein Transport, Transport, Transport Protein (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  P. C. Hang, Z. J. Miknis, W. A. Franke, T. C. Umland, L. W. Schultz
The Crystal Structure Of The Dimeric Human Importin Alpha 1 At 2. 5 Angstrom Resolution.
To Be Published
PubMed: search

(-) Compounds

Molecule 1 - IMPORTIN SUBUNIT ALPHA-2
    ChainsA, B
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System PlasmidPET15B
    Expression System StrainBL21
    Expression System Taxid511693
    Expression System Vector TypePLASMID
    FragmentIMPORTIN ALPHA 1 LACKING IBB DOMAIN (UNP RESIDUES 70-529)
    GeneIP0A1, KPNA2, RCH1, SRP1
    MutationYES
    Organism CommonHUMAN
    Organism ScientificHOMO SAPIENS
    Organism Taxid9606
    SynonymKARYOPHERIN SUBUNIT ALPHA-2, RAG COHORT PROTEIN 1, SRP1- ALPHA

 Structural Features

(-) Chains, Units

  12
Asymmetric Unit AB
Biological Unit 1 (1x)A 
Biological Unit 2 (1x) B

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 15)

Asymmetric Unit (2, 15)
No.NameCountTypeFull Name
1DTT2Ligand/Ion2,3-DIHYDROXY-1,4-DITHIOBUTANE
2GOL13Ligand/IonGLYCEROL
Biological Unit 1 (2, 9)
No.NameCountTypeFull Name
1DTT1Ligand/Ion2,3-DIHYDROXY-1,4-DITHIOBUTANE
2GOL8Ligand/IonGLYCEROL
Biological Unit 2 (2, 6)
No.NameCountTypeFull Name
1DTT1Ligand/Ion2,3-DIHYDROXY-1,4-DITHIOBUTANE
2GOL5Ligand/IonGLYCEROL

(-) Sites  (15, 15)

Asymmetric Unit (15, 15)
No.NameEvidenceResiduesDescription
01AC1SOFTWAREARG A:101 , LYS A:102 , SER A:105 , TRP B:399 , ASP B:442BINDING SITE FOR RESIDUE GOL A 601
02AC2SOFTWAREILE A:116 , HIS B:376 , HOH B:724 , HOH B:763BINDING SITE FOR RESIDUE GOL A 602
03AC3SOFTWAREPRO A:174 , HIS A:175 , ALA A:176 , HIS A:177 , GLU B:480BINDING SITE FOR RESIDUE GOL A 603
04AC4SOFTWAREASP A:217 , MET A:218 , ARG A:258 , HIS A:262BINDING SITE FOR RESIDUE GOL A 604
05AC5SOFTWAREGLN A:372 , HIS A:376BINDING SITE FOR RESIDUE GOL A 605
06AC6SOFTWAREVAL A:374 , GLY A:377 , GOL A:608BINDING SITE FOR RESIDUE GOL A 606
07AC7SOFTWARETHR A:131 , GLN A:137 , SER A:169 , HOH A:714 , HOH A:752BINDING SITE FOR RESIDUE GOL A 607
08AC8SOFTWAREGLN A:371 , VAL A:374 , GLU A:411 , GLN A:412 , TYR A:415 , GOL A:606BINDING SITE FOR RESIDUE GOL A 608
09AC9SOFTWARELEU A:454 , GLU A:456 , LYS A:459BINDING SITE FOR RESIDUE DTT A 609
10BC1SOFTWAREALA A:431 , LYS A:432 , CYS B:223 , GLY B:224BINDING SITE FOR RESIDUE GOL B 601
11BC2SOFTWAREGLN B:371 , GLU B:411 , GLN B:412BINDING SITE FOR RESIDUE GOL B 602
12BC3SOFTWARELYS B:353 , GLU B:354 , GLU B:396BINDING SITE FOR RESIDUE GOL B 603
13BC4SOFTWAREHOH A:753 , ALA B:431 , LYS B:432 , ASP B:433 , HOH B:722 , HOH B:745BINDING SITE FOR RESIDUE GOL B 604
14BC5SOFTWAREASN B:228BINDING SITE FOR RESIDUE GOL B 605
15BC6SOFTWAREHIS B:418 , GLU B:456 , HOH B:712BINDING SITE FOR RESIDUE DTT B 606

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 4E4V)

(-) Cis Peptide Bonds  (2, 2)

Asymmetric Unit
No.Residues
1Asn A:241 -Pro A:242
2Asn B:241 -Pro B:242

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (5, 10)

Asymmetric Unit (5, 10)
  dbSNPPDB
No.SourceVariant IDVariantUniProt IDStatusIDChainVariant
1UniProtVAR_067625A157VIMA1_HUMANPolymorphism17850032A/BA157V
2UniProtVAR_013137P165RIMA1_HUMANPolymorphism11545989A/BP165R
3UniProtVAR_067626G365SIMA1_HUMANPolymorphism1059558A/BG365S
4UniProtVAR_014453T430PIMA1_HUMANPolymorphism1059538A/BT430P
5UniProtVAR_067627K453NIMA1_HUMANPolymorphism17850031A/BK453N

  SNP/SAP Summary Statistics (UniProtKB/Swiss-Prot)
Biological Unit 1 (5, 5)
  dbSNPPDB
No.SourceVariant IDVariantUniProt IDStatusIDChainVariant
1UniProtVAR_067625A157VIMA1_HUMANPolymorphism17850032AA157V
2UniProtVAR_013137P165RIMA1_HUMANPolymorphism11545989AP165R
3UniProtVAR_067626G365SIMA1_HUMANPolymorphism1059558AG365S
4UniProtVAR_014453T430PIMA1_HUMANPolymorphism1059538AT430P
5UniProtVAR_067627K453NIMA1_HUMANPolymorphism17850031AK453N

  SNP/SAP Summary Statistics (UniProtKB/Swiss-Prot)
Biological Unit 2 (5, 5)
  dbSNPPDB
No.SourceVariant IDVariantUniProt IDStatusIDChainVariant
1UniProtVAR_067625A157VIMA1_HUMANPolymorphism17850032BA157V
2UniProtVAR_013137P165RIMA1_HUMANPolymorphism11545989BP165R
3UniProtVAR_067626G365SIMA1_HUMANPolymorphism1059558BG365S
4UniProtVAR_014453T430PIMA1_HUMANPolymorphism1059538BT430P
5UniProtVAR_067627K453NIMA1_HUMANPolymorphism17850031BK453N

  SNP/SAP Summary Statistics (UniProtKB/Swiss-Prot)

(-) PROSITE Motifs  (0, 0)

(no "PROSITE Motif" information available for 4E4V)

(-) Exons   (8, 16)

Asymmetric Unit (8, 16)
 ENSEMBLUniProtKBPDB
No.Transcript IDExonExon IDGenome LocationLengthIDLocationLengthCountLocationLength
1.1ENST000003304591ENSE00001673356chr17:66031848-66031956109IMA1_HUMAN-00--
1.2ENST000003304592ENSE00002150216chr17:66033226-6603332398IMA1_HUMAN1-25250--
1.3ENST000003304593ENSE00001697155chr17:66033474-66033611138IMA1_HUMAN26-71462A:65-71 (gaps)
B:65-71 (gaps)
25
25
1.4ENST000003304594ENSE00001771132chr17:66036794-6603688289IMA1_HUMAN72-101302A:72-101
B:72-101
30
30
1.5ENST000003304595ENSE00001684697chr17:66038201-66038469269IMA1_HUMAN101-191912A:101-191
B:101-191
91
91
1.6ENST000003304596ENSE00001643282chr17:66039021-6603911595IMA1_HUMAN191-222322A:191-222
B:191-222
32
32
1.7ENST000003304597ENSE00001723038chr17:66039216-66039479264IMA1_HUMAN223-310882A:223-310
B:223-310
88
88
1.8ENST000003304598ENSE00001716874chr17:66039954-66040187234IMA1_HUMAN311-388782A:311-388
B:311-388
78
78
1.9ENST000003304599ENSE00001712528chr17:66040437-66040619183IMA1_HUMAN389-449612A:389-449
B:389-449
61
61
1.10ENST0000033045910ENSE00001781256chr17:66041888-66042037150IMA1_HUMAN450-499502A:450-497
B:450-497
48
48
1.11ENST0000033045911ENSE00001735149chr17:66042620-66042969350IMA1_HUMAN500-529300--

(-) Sequences/Alignments

Asymmetric Unit
   Reformat: Number of residues per line =  ('0' or empty: single-line sequence representation)
  Number of residues per labelling interval =   
  UniProt sequence: complete  aligned part    
   Show mapping: SCOP domains CATH domains Pfam domains Secondary structure (by author)
SAPs(SNPs) PROSITE motifs Exons
(details for a mapped element are shown in a popup box when the mouse pointer rests over it)
Chain A from PDB  Type:PROTEIN  Length:433
 aligned with IMA1_HUMAN | P52292 from UniProtKB/Swiss-Prot  Length:529

    Alignment length:451
                                    56        66        76        86        96       106       116       126       136       146       156       166       176       186       196       206       216       226       236       246       256       266       276       286       296       306       316       326       336       346       356       366       376       386       396       406       416       426       436       446       456       466       476       486       496 
           IMA1_HUMAN    47 MLKRRNVSSFPDDATSPLQENRNNQGTVNWSVDDIVKGINSSNVENQLQATQAARKLLSREKQPPIDNIIRAGLIPKFVSFLGRTDCSPIQFESAWALTNIASGTSEQTKAVVDGGAIPAFISLLASPHAHISEQAVWALGNIAGDGSVFRDLVIKYGAVDPLLALLAVPDMSSLACGYLRNLTWTLSNLCRNKNPAPPIDAVEQILPTLVRLLHHDDPEVLADTCWAISYLTDGPNERIGMVVKTGVVPQLVKLLGASELPIVTPALRAIGNIVTGTDEQTQVVIDAGALAVFPSLLTNPKTNIQKEATWTMSNITAGRQDQIQQVVNHGLVPFLVSVLSKADFKTQKEAVWAVTNYTSGGTVEQIVYLVHCGIIEPLMNLLTAKDTKIILVILDAISNIFQAAEKLGETEKLSIMIEECGGLDKIEALQNHENESVYKASLSLIEKYFS 497
               SCOP domains d4                  e4va_ A: automated matches                                                                                                                                                                                                                                                                                                                                                                                                                      SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ..------------------..........hhhhhhhhhh..hhhhhhhhhhhhhhhhh.....hhhhhhhh.hhhhhhhhh....hhhhhhhhhhhhhhhhh.hhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhh.hhhhhhhhhhh.hhhhhhhh....hhhhhhhhhhhhhhhhhhhhh.......hhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhh..hhhhhhhhhh..hhhhhhhhhh..hhhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhhh.hhhhhhhhhhh.hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.hhhhhhhhhhh.hhhhhhhhhhhhhhhhhhhhhh.hhhhhhhhhhhhhhhhhhhh.....hhhhhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------V-------R-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------S----------------------------------------------------------------P----------------------N-------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
           Transcript 1 (1) Exon 1.3 UniProt: 26-71  Exon 1.4  PDB: A:72-101       -----------------------------------------------------------------------------------------Exon 1.6  PDB: A:191-222        Exon 1.7  PDB: A:223-310 UniProt: 223-310                                               Exon 1.8  PDB: A:311-388 UniProt: 311-388                                     Exon 1.9  PDB: A:389-449 UniProt: 389-449                    Exon 1.10  PDB: A:450-497 UniProt: 450-499       Transcript 1 (1)
           Transcript 1 (2) ------------------------------------------------------Exon 1.5  PDB: A:101-191 UniProt: 101-191                                                  ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript 1 (2)
                 4e4v A  65 ML------------------DALNQGTVNWSVDDIVKGINSSNVENQLQATQAARKLLSREKQPPIDNIIRAGLIPKFVSFLGRTDCSPIQFESAWALTNIASGTSEQTKAVVDGGAIPAFISLLASPHAHISEQAVWALGNIAGDGSVFRDLVIKYGAVDPLLALLAVPDMSSLACGYLRNLTWTLSNLCRNKNPAPPIDAVEQILPTLVRLLHHDDPEVLADTCWAISYLTDGPNERIGMVVKTGVVPQLVKLLGASELPIVTPALRAIGNIVTGTDEQTQVVIDAGALAVFPSLLTNPKTNIQKEATWTMSNITAGRQDQIQQVVNHGLVPFLVSVLSKADFKTQKEAVWAVTNYTSGGTVEQIVYLVHCGIIEPLMNLLTAKDTKIILVILDAISNIFQAAEKLGETEKLSIMIEECGGLDKIEALQNHENESVYRASLSLIEKYFS 497
                             |       -         -|       76        86        96       106       116       126       136       146       156       166       176       186       196       206       216       226       236       246       256       266       276       286       296       306       316       326       336       346       356       366       376       386       396       406       416       426       436       446       456       466       476       486       496 
                             |                 67                                                                                                                                                                                                                                                                                                                                                                                                                                              
                            66                                                                                                                                                                                                                                                                                                                                                                                                                                                                 

Chain B from PDB  Type:PROTEIN  Length:433
 aligned with IMA1_HUMAN | P52292 from UniProtKB/Swiss-Prot  Length:529

    Alignment length:451
                                    56        66        76        86        96       106       116       126       136       146       156       166       176       186       196       206       216       226       236       246       256       266       276       286       296       306       316       326       336       346       356       366       376       386       396       406       416       426       436       446       456       466       476       486       496 
           IMA1_HUMAN    47 MLKRRNVSSFPDDATSPLQENRNNQGTVNWSVDDIVKGINSSNVENQLQATQAARKLLSREKQPPIDNIIRAGLIPKFVSFLGRTDCSPIQFESAWALTNIASGTSEQTKAVVDGGAIPAFISLLASPHAHISEQAVWALGNIAGDGSVFRDLVIKYGAVDPLLALLAVPDMSSLACGYLRNLTWTLSNLCRNKNPAPPIDAVEQILPTLVRLLHHDDPEVLADTCWAISYLTDGPNERIGMVVKTGVVPQLVKLLGASELPIVTPALRAIGNIVTGTDEQTQVVIDAGALAVFPSLLTNPKTNIQKEATWTMSNITAGRQDQIQQVVNHGLVPFLVSVLSKADFKTQKEAVWAVTNYTSGGTVEQIVYLVHCGIIEPLMNLLTAKDTKIILVILDAISNIFQAAEKLGETEKLSIMIEECGGLDKIEALQNHENESVYKASLSLIEKYFS 497
               SCOP domains d4                  e4vb_ B: automated matches                                                                                                                                                                                                                                                                                                                                                                                                                      SCOP domains
               CATH domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ..------------------..........hhhhhhhhhh..hhhhhhhhhhhhhhhhhh....hhhhhhhh.hhhhhhhhh....hhhhhhhhhhhhhhhhh.hhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhhhhhhhhhhhhh.hhhhhhhh....hhhhhhhhhhhhhhhhhhhhhh......hhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhh..hhhhhhhhhhh.hhhhhhhhhh..hhhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhh..hhhhhhhhhhh.hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.hhhhhhhhhhh.hhhhhhhhhhhhhhhhhhhhhh.hhhhhhhhhhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------V-------R-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------S----------------------------------------------------------------P----------------------N-------------------------------------------- SAPs(SNPs)
                    PROSITE ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
           Transcript 1 (1) Exon 1.3 UniProt: 26-71  Exon 1.4  PDB: B:72-101       -----------------------------------------------------------------------------------------Exon 1.6  PDB: B:191-222        Exon 1.7  PDB: B:223-310 UniProt: 223-310                                               Exon 1.8  PDB: B:311-388 UniProt: 311-388                                     Exon 1.9  PDB: B:389-449 UniProt: 389-449                    Exon 1.10  PDB: B:450-497 UniProt: 450-499       Transcript 1 (1)
           Transcript 1 (2) ------------------------------------------------------Exon 1.5  PDB: B:101-191 UniProt: 101-191                                                  ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------ Transcript 1 (2)
                 4e4v B  65 ML------------------DALNQGTVNWSVDDIVKGINSSNVENQLQATQAARKLLSREKQPPIDNIIRAGLIPKFVSFLGRTDCSPIQFESAWALTNIASGTSEQTKAVVDGGAIPAFISLLASPHAHISEQAVWALGNIAGDGSVFRDLVIKYGAVDPLLALLAVPDMSSLACGYLRNLTWTLSNLCRNKNPAPPIDAVEQILPTLVRLLHHDDPEVLADTCWAISYLTDGPNERIGMVVKTGVVPQLVKLLGASELPIVTPALRAIGNIVTGTDEQTQVVIDAGALAVFPSLLTNPKTNIQKEATWTMSNITAGRQDQIQQVVNHGLVPFLVSVLSKADFKTQKEAVWAVTNYTSGGTVEQIVYLVHCGIIEPLMNLLTAKDTKIILVILDAISNIFQAAEKLGETEKLSIMIEECGGLDKIEALQNHENESVYRASLSLIEKYFS 497
                             |       -         -|       76        86        96       106       116       126       136       146       156       166       176       186       196       206       216       226       236       246       256       266       276       286       296       306       316       326       336       346       356       366       376       386       396       406       416       426       436       446       456       466       476       486       496 
                            66                 67                                                                                                                                                                                                                                                                                                                                                                                                                                              

   Legend:   → Mismatch (orange background)
  - → Gap (green background, '-', border residues have a numbering label)
    → Modified Residue (blue background, lower-case, 'x' indicates undefined single-letter code, labelled with number + name)
  x → Chemical Group (purple background, 'x', labelled with number + name, e.g. ACE or NH2)
  extra numbering lines below/above indicate numbering irregularities and modified residue names etc., number ends below/above '|'

 Classification and Annotation

(-) SCOP Domains  (1, 2)

Asymmetric Unit

(-) CATH Domains  (0, 0)

(no "CATH Domain" information available for 4E4V)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 4E4V)

(-) Gene Ontology  (19, 19)

Asymmetric Unit(hide GO term definitions)
Chain A,B   (IMA1_HUMAN | P52292)
molecular function
    GO:0042826    histone deacetylase binding    Interacting selectively and non-covalently with the enzyme histone deacetylase.
    GO:0008139    nuclear localization sequence binding    Interacting selectively and non-covalently with a nuclear localization sequence, a specific peptide sequence that acts as a signal to localize the protein within the nucleus.
    GO:0005515    protein binding    Interacting selectively and non-covalently with any protein or protein complex (a complex of two or more proteins that may include other nonprotein molecules).
    GO:0008565    protein transporter activity    Enables the directed movement of proteins into, out of or within a cell, or between cells.
biological process
    GO:0006259    DNA metabolic process    Any cellular metabolic process involving deoxyribonucleic acid. This is one of the two main types of nucleic acid, consisting of a long, unbranched macromolecule formed from one, or more commonly, two, strands of linked deoxyribonucleotides.
    GO:0006607    NLS-bearing protein import into nucleus    The directed movement of a protein bearing a nuclear localization signal (NLS) from the cytoplasm into the nucleus, across the nuclear membrane.
    GO:0075733    intracellular transport of virus    The directed movement of a virus, or part of a virus, within the host cell.
    GO:0019054    modulation by virus of host process    The process in which a virus effects a change in the processes and activities of its host organism.
    GO:0006606    protein import into nucleus    The directed movement of a protein from the cytoplasm to the nucleus.
    GO:0015031    protein transport    The directed movement of proteins into, out of or within a cell, or between cells, by means of some agent such as a transporter or pore.
    GO:0000018    regulation of DNA recombination    Any process that modulates the frequency, rate or extent of DNA recombination, a DNA metabolic process in which a new genotype is formed by reassortment of genes resulting in gene combinations different from those that were present in the parents.
    GO:0006810    transport    The directed movement of substances (such as macromolecules, small molecules, ions) or cellular components (such as complexes and organelles) into, out of or within a cell, or between cells, or within a multicellular organism by means of some agent such as a transporter, pore or motor protein.
    GO:0016032    viral process    A multi-organism process in which a virus is a participant. The other participant is the host. Includes infection of a host cell, replication of the viral genome, and assembly of progeny virus particles. In some cases the viral genetic material may integrate into the host genome and only subsequently, under particular circumstances, 'complete' its life cycle.
cellular component
    GO:0005737    cytoplasm    All of the contents of a cell excluding the plasma membrane and nucleus, but including other subcellular structures.
    GO:0005829    cytosol    The part of the cytoplasm that does not contain organelles but which does contain other particulate matter, such as protein complexes.
    GO:0016020    membrane    A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
    GO:0005643    nuclear pore    Any of the numerous similar discrete openings in the nuclear envelope of a eukaryotic cell, where the inner and outer nuclear membranes are joined.
    GO:0005654    nucleoplasm    That part of the nuclear content other than the chromosomes or the nucleolus.
    GO:0005634    nucleus    A membrane-bounded organelle of eukaryotic cells in which chromosomes are housed and replicated. In most cells, the nucleus contains all of the cell's chromosomes except the organellar chromosomes, and is the site of RNA synthesis and processing. In some species, or in specialized cell types, RNA metabolism or DNA replication may be absent.

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  IMA1_HUMAN | P52292
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 Related Entries

(-) Entries Sharing at Least One Protein Chain (UniProt ID)

UniProtKB/Swiss-Prot
        IMA1_HUMAN | P522921efx 1qgk 1qgr 3fex 3fey 3wpt 4wv6

(-) Related Entries Specified in the PDB File

(no "Related Entries Specified in the PDB File" available for 4E4V)