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(-) Description

Title :  STRUCTURE OF AN OPEN AND CLOSED CONFORMATION OF HUMAN IMPORTIN BETA BOUND TO THE SNURPORTIN1 IBB-DOMAIN TRAPPED IN THE SAME CRYSTALLOGRAPHIC ASYMMETRIC UNIT
 
Authors :  A. Bhardwaj, G. Cingolani
Date :  24 Feb 10  (Deposition) - 02 Jun 10  (Release) - 23 Feb 11  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  3.15
Chains :  Asym. Unit :  A,B,C,D
Biol. Unit 1:  A,B  (1x)
Biol. Unit 2:  C,D  (1x)
Keywords :  Protein Transport, Heat Repeat, Ibb-Domain, Importin Beta, Karyopherin, Snurportin (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  A. Bhardwaj, G. Cingolani
Conformational Selection In The Recognition Of The Snurportin Importin Beta Binding Domain By Importin Beta.
Biochemistry V. 49 5042 2010
PubMed-ID: 20476751  |  Reference-DOI: 10.1021/BI100292Y

(-) Compounds

Molecule 1 - IMPORTIN SUBUNIT BETA-1
    ChainsA, C
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System Taxid562
    GeneKPNB1, NTF97
    Organism CommonHUMAN
    Organism ScientificHOMO SAPIENS
    Organism Taxid9606
    SynonymKARYOPHERIN SUBUNIT BETA-1, NUCLEAR FACTOR P97, PORE TARGETING COMPLEX 97 KDA SUBUNIT, PTAC97, IMPORTIN-90
 
Molecule 2 - SNURPORTIN-1
    ChainsB, D
    EngineeredYES
    FragmentSNURPORTIN1 N-TERMINAL DOMAIN (25-64)
    SynonymRNA U TRANSPORTER 1
    SyntheticYES

 Structural Features

(-) Chains, Units

  1234
Asymmetric Unit ABCD
Biological Unit 1 (1x)AB  
Biological Unit 2 (1x)  CD

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (0, 0)

(no "Ligand,Modified Residues,Ions" information available for 3LWW)

(-) Sites  (0, 0)

(no "Site" information available for 3LWW)

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 3LWW)

(-) Cis Peptide Bonds  (17, 17)

Asymmetric Unit
No.Residues
1Val A:487 -Ala A:488
2Ala A:488 -Asp A:489
3Ala A:619 -Gly A:620
4Gly A:623 -Val A:624
5Gly A:701 -Asn A:702
6His A:784 -Pro A:785
7Ser A:853 -Lys A:854
8Lys A:854 -Thr A:855
9Ala C:442 -Ala C:443
10Val C:487 -Ala C:488
11Ala C:488 -Asp C:489
12Ala C:619 -Gly C:620
13Gly C:623 -Val C:624
14Gly C:701 -Asn C:702
15His C:784 -Pro C:785
16Ser C:853 -Lys C:854
17Lys C:854 -Thr C:855

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 3LWW)

(-) PROSITE Motifs  (2, 4)

Asymmetric Unit (2, 4)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1IMPORTIN_B_NTPS50166 Importin-beta N-terminal domain profile.IMB1_HUMAN21-101
 
  2A:21-101
C:21-101
2HEAT_REPEATPS50077 HEAT repeat profile.IMB1_HUMAN409-446
 
  2A:409-446
C:409-446
Biological Unit 1 (2, 2)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1IMPORTIN_B_NTPS50166 Importin-beta N-terminal domain profile.IMB1_HUMAN21-101
 
  1A:21-101
-
2HEAT_REPEATPS50077 HEAT repeat profile.IMB1_HUMAN409-446
 
  1A:409-446
-
Biological Unit 2 (2, 2)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1IMPORTIN_B_NTPS50166 Importin-beta N-terminal domain profile.IMB1_HUMAN21-101
 
  1-
C:21-101
2HEAT_REPEATPS50077 HEAT repeat profile.IMB1_HUMAN409-446
 
  1-
C:409-446

(-) Exons   (23, 46)

Asymmetric Unit (23, 46)
 ENSEMBLUniProtKBPDB
No.Transcript IDExonExon IDGenome LocationLengthIDLocationLengthCountLocationLength
1.1ENST000002901581ENSE00001328366chr17:45727275-45727650376IMB1_HUMAN1-14142A:1-14
C:1-14
14
14
1.2ENST000002901582ENSE00001110328chr17:45727752-4572781059IMB1_HUMAN14-33202A:14-33
C:14-33
20
20
1.3ENST000002901583ENSE00001043051chr17:45730060-45730242183IMB1_HUMAN34-94612A:34-94
C:34-94
61
61
1.4ENST000002901584ENSE00000924979chr17:45734226-45734426201IMB1_HUMAN95-161672A:95-161
C:95-161
67
67
1.5ENST000002901585ENSE00000924980chr17:45735874-45736026153IMB1_HUMAN162-212512A:162-212
C:162-212
51
51
1.6ENST000002901586ENSE00000924981chr17:45738485-4573854460IMB1_HUMAN213-232202A:213-232
C:213-232
20
20
1.7ENST000002901587ENSE00000924982chr17:45740455-4574054490IMB1_HUMAN233-262302A:233-262
C:233-262
30
30
1.8ENST000002901588ENSE00000924983chr17:45741525-45741635111IMB1_HUMAN263-299372A:263-299
C:263-299
37
37
1.9ENST000002901589ENSE00000924984chr17:45742423-45742524102IMB1_HUMAN300-333342A:300-333
C:300-333
34
34
1.10ENST0000029015810ENSE00000924985chr17:45745552-45745776225IMB1_HUMAN334-408752A:334-408
C:334-408
75
75
1.11ENST0000029015811ENSE00001043047chr17:45747044-45747235192IMB1_HUMAN409-472642A:409-472
C:409-472 (gaps)
64
64
1.12ENST0000029015812ENSE00000924987chr17:45748068-45748198131IMB1_HUMAN473-516442A:473-516
C:473-516
44
44
1.13ENST0000029015813ENSE00001043027chr17:45750384-45750531148IMB1_HUMAN516-565502A:516-565
C:516-565
50
50
1.14ENST0000029015814ENSE00000924989chr17:45750856-4575092772IMB1_HUMAN566-589242A:566-589
C:566-589
24
24
1.15ENST0000029015815ENSE00000924990chr17:45752004-45752148145IMB1_HUMAN590-638492A:590-638
C:590-638
49
49
1.16ENST0000029015816ENSE00000924991chr17:45753775-4575385783IMB1_HUMAN638-665282A:638-665
C:638-665
28
28
1.17ENST0000029015817ENSE00000924992chr17:45754386-45754493108IMB1_HUMAN666-701362A:666-701
C:666-701
36
36
1.18ENST0000029015818ENSE00000924993chr17:45755412-45755555144IMB1_HUMAN702-749482A:702-749
C:702-749
48
48
1.19ENST0000029015819ENSE00000924994chr17:45755674-45755779106IMB1_HUMAN750-785362A:750-785
C:750-785
36
36
1.20ENST0000029015820ENSE00000924995chr17:45757386-45757500115IMB1_HUMAN785-823392A:785-823
C:785-823
39
39
1.21ENST0000029015821ENSE00000924996chr17:45757874-45758035162IMB1_HUMAN823-877552A:823-873
C:823-873
51
51
1.22ENST0000029015822ENSE00001343442chr17:45759770-457609981229IMB1_HUMAN877-87820--

2.1bENST000003085881bENSE00001328747chr15:75918156-75918007150SPN1_HUMAN-00--
2.3bENST000003085883bENSE00001690493chr15:75913397-75913235163SPN1_HUMAN1-53532B:26-53
D:39-53
28
15
2.4ENST000003085884ENSE00001208446chr15:75909893-75909749145SPN1_HUMAN53-101492B:53-64
D:53-64
12
12
2.5ENST000003085885ENSE00001295612chr15:75902335-75902231105SPN1_HUMAN102-136350--
2.6ENST000003085886ENSE00001310397chr15:75901992-7590189994SPN1_HUMAN137-168320--
2.7ENST000003085887ENSE00001311880chr15:75899654-7589955798SPN1_HUMAN168-200330--
2.8ENST000003085888ENSE00001208428chr15:75897568-7589749178SPN1_HUMAN201-226260--
2.9ENST000003085889ENSE00001161530chr15:75893559-7589347981SPN1_HUMAN227-253270--
2.10ENST0000030858810ENSE00001295764chr15:75891022-75890424599SPN1_HUMAN254-3601070--

(-) 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:873
 aligned with IMB1_HUMAN | Q14974 from UniProtKB/Swiss-Prot  Length:876

    Alignment length:873
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230       240       250       260       270       280       290       300       310       320       330       340       350       360       370       380       390       400       410       420       430       440       450       460       470       480       490       500       510       520       530       540       550       560       570       580       590       600       610       620       630       640       650       660       670       680       690       700       710       720       730       740       750       760       770       780       790       800       810       820       830       840       850       860       870   
           IMB1_HUMAN     1 MELITILEKTVSPDRLELEAAQKFLERAAVENLPTFLVELSRVLANPGNSQVARVAAGLQIKNSLTSKDPDIKAQYQQRWLAIDANARREVKNYVLQTLGTETYRPSSASQCVAGIACAEIPVNQWPELIPQLVANVTNPNSTEHMKESTLEAIGYICQDIDPEQLQDKSNEILTAIIQGMRKEEPSNNVKLAATNALLNSLEFTKANFDKESERHFIMQVVCEATQCPDTRVRVAALQNLVKIMSLYYQYMETYMGPALFAITIEAMKSDIDEVALQGIEFWSNVCDEEMDLAIEASEAAEQGRPPEHTSKFYAKGALQYLVPILTQTLTKQDENDDDDDWNPCKAAGVCLMLLATCCEDDIVPHVLPFIKEHIKNPDWRYRDAAVMAFGCILEGPEPSQLKPLVIQAMPTLIELMKDPSVVVRDTAAWTVGRICELLPEAAINDVYLAPLLQCLIEGLSAEPRVASNVCWAFSSLAEAAYEAADVADDQEEPATYCLSSSFELIVQKLLETTDRPDGHQNNLRSSAYESLMEIVKNSAKDCYPAVQKTTLVIMERLQQVLQMESHIQSTSDRIQFNDLQSLLCATLQNVLRKVQHQDALQISDVVMASLLRMFQSTAGSGGVQEDALMAVSTLVEVLGGEFLKYMEAFKPFLGIGLKNYAEYQVCLAAVGLVGDLCRALQSNIIPFCDEVMQLLLENLGNENVHRSVKPQILSVFGDIALAIGGEFKKYLEVVLNTLQQASQAQVDKSDYDMVDYLNELRESCLEAYTGIVQGLKGDQENVHPDVMLVQPRVEFILSFIDHIAGDEDHTDGVVACAAGLIGDLCTAFGKDVLKLVEARPMIHELLTEGRRSKTNKAKTLATWATKELRKLK 873
               SCOP domains d3lwwa_ A: Importin beta                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  SCOP domains
               CATH domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author .hhhhhhhh....hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhh....hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.......hhhhhhhhhhhhhhh......hhhhhhhhhhhh...hhhhhhhhhhhhhhhhhhh.......hhhhhhhhhhhhhh....hhhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhhhhhhhh.....hhhhhhhhhhhh.hhhhhhhhhhhhhhhhhhhhhhhhhhhhhh...........hhhhhhhhhhhhhhhhhh............hhhhhhhhhhhhhhhhh...hhhhhhhhhhh......hhhhhhhhhhhhhh....hhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhh..hhhhhhhhhhhhhhhhhhhh..............hhhhhhhhhhhhhhhhhh.....hhhhhhhhhhhhhhhhhhh....hhhhhhhhhhhhhhhhhhhh..............hhhhhhhhhhhhhhhhh....hhhhhhhhhhhhhhhhh............hhhhhhhhhh............hhhhhhhhhh.......hhhhhhhhhhhhh......hhhhhhhhhhhhh............hhhhhhh..........hhhhhhhhhhhhhhhhhhh........hhhhhh.hhhhhhhhhhhhhhhh..........hhhhhhhhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhhhh..........hhhhhhhhhhhhh.....hhhhhhhhhhhhh... Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------IMPORTIN_B_NT  PDB: A:21-101 UniProt: 21-101                                     -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------HEAT_REPEAT  PDB: A:409-446           ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
           Transcript 1 (1) Exon 1.1      -------------------Exon 1.3  PDB: A:34-94 UniProt: 34-94                        Exon 1.4  PDB: A:95-161 UniProt: 95-161                            Exon 1.5  PDB: A:162-212 UniProt: 162-212          Exon 1.6            Exon 1.7  PDB: A:233-262      Exon 1.8  PDB: A:263-299             Exon 1.9  PDB: A:300-333          Exon 1.10  PDB: A:334-408 UniProt: 334-408                                 Exon 1.11  PDB: A:409-472 UniProt: 409-472                      Exon 1.12  PDB: A:473-516 UniProt: 473-516  -------------------------------------------------Exon 1.14  PDB: A:566-58Exon 1.15  PDB: A:590-638 UniProt: 590-638       ---------------------------Exon 1.17  PDB: A:666-701           Exon 1.18  PDB: A:702-749 UniProt: 702-749      Exon 1.19  PDB: A:750-785           -------------------------------------Exon 1.21  PDB: A:823-873 UniProt: 823-877          Transcript 1 (1)
           Transcript 1 (2) -------------Exon 1.2            --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------Exon 1.13  PDB: A:516-565 UniProt: 516-565        ------------------------------------------------------------------------Exon 1.16  PDB: A:638-665   -----------------------------------------------------------------------------------------------------------------------Exon 1.20  PDB: A:785-823              -------------------------------------------------- Transcript 1 (2)
                 3lww A   1 MELITILEKTVSPDRLELEAAQKFLERAAVENLPTFLVELSRVLANPGNSQVARVAAGLQIKNSLTSKDPDIKAQYQQRWLAIDANARREVKNYVLQTLGTETYRPSSASQCVAGIACAEIPVNQWPELIPQLVANVTNPNSTEHMKESTLEAIGYICQDIDPEQLQDKSNEILTAIIQGMRKEEPSNNVKLAATNALLNSLEFTKANFDKESERHFIMQVVCEATQCPDTRVRVAALQNLVKIMSLYYQYMETYMGPALFAITIEAMKSDIDEVALQGIEFWSNVCDEEMDLAIEASEAAEQGRPPEHTSKFYAKGALQYLVPILTQTLTKQDENDDDDDWNPCKAAGVCLMLLATCCEDDIVPHVLPFIKEHIKNPDWRYRDAAVMAFGCILEGPEPSQLKPLVIQAMPTLIELMKDPSVVVRDTAAWTVGRICELLPEAAINDVYLAPLLQCLIEGLSAEPRVASNVCWAFSSLAEAAYEAADVADDQEEPATYCLSSSFELIVQKLLETTDRPDGHQNNLRSSAYESLMEIVKNSAKDCYPAVQKTTLVIMERLQQVLQMESHIQSTSDRIQFNDLQSLLCATLQNVLRKVQHQDALQISDVVMASLLRMFQSTAGSGGVQEDALMAVSTLVEVLGGEFLKYMEAFKPFLGIGLKNYAEYQVCLAAVGLVGDLCRALQSNIIPFCDEVMQLLLENLGNENVHRSVKPQILSVFGDIALAIGGEFKKYLEVVLNTLQQASQAQVDKSDYDMVDYLNELRESCLEAYTGIVQGLKGDQENVHPDVMLVQPRVEFILSFIDHIAGDEDHTDGVVACAAGLIGDLCTAFGKDVLKLVEARPMIHELLTEGRRSKTNKAKTLATWATKELRKLK 873
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230       240       250       260       270       280       290       300       310       320       330       340       350       360       370       380       390       400       410       420       430       440       450       460       470       480       490       500       510       520       530       540       550       560       570       580       590       600       610       620       630       640       650       660       670       680       690       700       710       720       730       740       750       760       770       780       790       800       810       820       830       840       850       860       870   

Chain B from PDB  Type:PROTEIN  Length:39
 aligned with SPN1_HUMAN | O95149 from UniProtKB/Swiss-Prot  Length:360

    Alignment length:39
                                    35        45        55         
           SPN1_HUMAN    26 PRLSQYKSKYSSLEQSERRRRLLELQKSKRLDYVNHARR  64
               SCOP domains --------------------------------------- SCOP domains
               CATH domains --------------------------------------- CATH domains
               Pfam domains --------------------------------------- Pfam domains
         Sec.struct. author hhhhhh.......hhhhhhhhhhhhhhhhhhhhhhhh.. Sec.struct. author
                 SAPs(SNPs) --------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------- PROSITE
           Transcript 2 (1) Exon 2.3b  PDB: B:26-53     ----------- Transcript 2 (1)
           Transcript 2 (2) ---------------------------Exon 2.4     Transcript 2 (2)
                 3lww B  26 PRLSQYKSKYSSLEQSERRRRLLELQKSKRLDYVNHARR  64
                                    35        45        55         

Chain C from PDB  Type:PROTEIN  Length:871
 aligned with IMB1_HUMAN | Q14974 from UniProtKB/Swiss-Prot  Length:876

    Alignment length:873
                                    10        20        30        40        50        60        70        80        90       100       110       120       130       140       150       160       170       180       190       200       210       220       230       240       250       260       270       280       290       300       310       320       330       340       350       360       370       380       390       400       410       420       430       440       450       460       470       480       490       500       510       520       530       540       550       560       570       580       590       600       610       620       630       640       650       660       670       680       690       700       710       720       730       740       750       760       770       780       790       800       810       820       830       840       850       860       870   
           IMB1_HUMAN     1 MELITILEKTVSPDRLELEAAQKFLERAAVENLPTFLVELSRVLANPGNSQVARVAAGLQIKNSLTSKDPDIKAQYQQRWLAIDANARREVKNYVLQTLGTETYRPSSASQCVAGIACAEIPVNQWPELIPQLVANVTNPNSTEHMKESTLEAIGYICQDIDPEQLQDKSNEILTAIIQGMRKEEPSNNVKLAATNALLNSLEFTKANFDKESERHFIMQVVCEATQCPDTRVRVAALQNLVKIMSLYYQYMETYMGPALFAITIEAMKSDIDEVALQGIEFWSNVCDEEMDLAIEASEAAEQGRPPEHTSKFYAKGALQYLVPILTQTLTKQDENDDDDDWNPCKAAGVCLMLLATCCEDDIVPHVLPFIKEHIKNPDWRYRDAAVMAFGCILEGPEPSQLKPLVIQAMPTLIELMKDPSVVVRDTAAWTVGRICELLPEAAINDVYLAPLLQCLIEGLSAEPRVASNVCWAFSSLAEAAYEAADVADDQEEPATYCLSSSFELIVQKLLETTDRPDGHQNNLRSSAYESLMEIVKNSAKDCYPAVQKTTLVIMERLQQVLQMESHIQSTSDRIQFNDLQSLLCATLQNVLRKVQHQDALQISDVVMASLLRMFQSTAGSGGVQEDALMAVSTLVEVLGGEFLKYMEAFKPFLGIGLKNYAEYQVCLAAVGLVGDLCRALQSNIIPFCDEVMQLLLENLGNENVHRSVKPQILSVFGDIALAIGGEFKKYLEVVLNTLQQASQAQVDKSDYDMVDYLNELRESCLEAYTGIVQGLKGDQENVHPDVMLVQPRVEFILSFIDHIAGDEDHTDGVVACAAGLIGDLCTAFGKDVLKLVEARPMIHELLTEGRRSKTNKAKTLATWATKELRKLK 873
               SCOP domains d3lwwc_ C: Importin beta                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  SCOP domains
               CATH domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
           Pfam domains (1) --------------------IBN_N-3lwwC03 C:21-101                                                           ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------Arm-3lwwC01 C:399-437                  ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains (1)
           Pfam domains (2) --------------------IBN_N-3lwwC04 C:21-101                                                           ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------Arm-3lwwC02 C:399-437                  ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains (2)
         Sec.struct. author .hhhhhhhhhhh.hhhhhhhhhhhhh.....hhhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhh..hhhhhhhhhhhhhh.hhhhhhhhhhhhhhhh........hhhhhhhhhhhhhhhhh....hhhhhhhhhhh...hhhhhhhhhhhhhhhhhhh.......hhhhhhhhhhhhhh....hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhhhhhhhhh......hhhhhhhhhhh..hhhhhhhhhhhhhhhhhhhh.....hhhhhh..........hhhhhhhhhhhhhhhhhh............hhhhhhhhhhhhhhhhh...hhhhhhhhhhhh....hhhhhhhhhhhhhhh....hhhhhhhhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhhhhh........hhhhhhhhhh.....--...hhhhhhhhhhhhhhhhh.............hhhhhhhhhh...................hhhhhhhh............hhhhhhhhhhhhhhhh................hhhhhhh.............hhhhhhhhhhhhhhhhhhhhh.....hhhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhhhhhh..hhhhhhhhhhhhhhhhh......hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh........hhhhhhhhhhhhhhhhhhhhhhhhh.......hhhhhhhhhhhhhhhhhhhhh....hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh......hhhhhhhhhhhhhh.. Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------IMPORTIN_B_NT  PDB: C:21-101 UniProt: 21-101                                     -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------HEAT_REPEAT  PDB: C:409-446           ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
           Transcript 1 (1) Exon 1.1      -------------------Exon 1.3  PDB: C:34-94 UniProt: 34-94                        Exon 1.4  PDB: C:95-161 UniProt: 95-161                            Exon 1.5  PDB: C:162-212 UniProt: 162-212          Exon 1.6            Exon 1.7  PDB: C:233-262      Exon 1.8  PDB: C:263-299             Exon 1.9  PDB: C:300-333          Exon 1.10  PDB: C:334-408 UniProt: 334-408                                 Exon 1.11  PDB: C:409-472 (gaps) UniProt: 409-472               Exon 1.12  PDB: C:473-516 UniProt: 473-516  -------------------------------------------------Exon 1.14  PDB: C:566-58Exon 1.15  PDB: C:590-638 UniProt: 590-638       ---------------------------Exon 1.17  PDB: C:666-701           Exon 1.18  PDB: C:702-749 UniProt: 702-749      Exon 1.19  PDB: C:750-785           -------------------------------------Exon 1.21  PDB: C:823-873 UniProt: 823-877          Transcript 1 (1)
           Transcript 1 (2) -------------Exon 1.2            --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------Exon 1.13  PDB: C:516-565 UniProt: 516-565        ------------------------------------------------------------------------Exon 1.16  PDB: C:638-665   -----------------------------------------------------------------------------------------------------------------------Exon 1.20  PDB: C:785-823              -------------------------------------------------- Transcript 1 (2)
                 3lww C   1 MELITILEKTVSPDRLELEAAQKFLERAAVENLPTFLVELSRVLANPGNSQVARVAAGLQIKNSLTSKDPDIKAQYQQRWLAIDANARREVKNYVLQTLGTETYRPSSASQCVAGIACAEIPVNQWPELIPQLVANVTNPNSTEHMKESTLEAIGYICQDIDPEQLQDKSNEILTAIIQGMRKEEPSNNVKLAATNALLNSLEFTKANFDKESERHFIMQVVCEATQCPDTRVRVAALQNLVKIMSLYYQYMETYMGPALFAITIEAMKSDIDEVALQGIEFWSNVCDEEMDLAIEASEAAEQGRPPEHTSKFYAKGALQYLVPILTQTLTKQDENDDDDDWNPCKAAGVCLMLLATCCEDDIVPHVLPFIKEHIKNPDWRYRDAAVMAFGCILEGPEPSQLKPLVIQAMPTLIELMKDPSVVVRDTAAWTVGRICELLPEAAINDVYLAPLLQCLIEGLSA--RVASNVCWAFSSLAEAAYEAADVADDQEEPATYCLSSSFELIVQKLLETTDRPDGHQNNLRSSAYESLMEIVKNSAKDCYPAVQKTTLVIMERLQQVLQMESHIQSTSDRIQFNDLQSLLCATLQNVLRKVQHQDALQISDVVMASLLRMFQSTAGSGGVQEDALMAVSTLVEVLGGEFLKYMEAFKPFLGIGLKNYAEYQVCLAAVGLVGDLCRALQSNIIPFCDEVMQLLLENLGNENVHRSVKPQILSVFGDIALAIGGEFKKYLEVVLNTLQQASQAQVDKSDYDMVDYLNELRESCLEAYTGIVQGLKGDQENVHPDVMLVQPRVEFILSFIDHIAGDEDHTDGVVACAAGLIGDLCTAFGKDVLKLVEARPMIHELLTEGRRSKTNKAKTLATWATKELRKLK 873
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                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                          465                                                                                                                                                                                                                                                                                                                                                                                                                        

Chain D from PDB  Type:PROTEIN  Length:26
 aligned with SPN1_HUMAN | O95149 from UniProtKB/Swiss-Prot  Length:360

    Alignment length:26
                                    48        58      
           SPN1_HUMAN    39 EQSERRRRLLELQKSKRLDYVNHARR  64
               SCOP domains -------------------------- SCOP domains
               CATH domains -------------------------- CATH domains
           Pfam domains (1) Snurportin1-3lwwD01        Pfam domains (1)
           Pfam domains (2) Snurportin1-3lwwD02        Pfam domains (2)
         Sec.struct. author hhhhhhhhhhhhhhhhhhhhhhhhhh Sec.struct. author
                 SAPs(SNPs) -------------------------- SAPs(SNPs)
                    PROSITE -------------------------- PROSITE
           Transcript 2 (1) Exon 2.3b      ----------- Transcript 2 (1)
           Transcript 2 (2) --------------Exon 2.4     Transcript 2 (2)
                 3lww D  39 EQSERRRRLLELQKSKRLDYVNHARR  64
                                    48        58      

   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 3LWW)

(-) Pfam Domains  (3, 6)

Asymmetric Unit
(-)
Clan: TPR (230)
(-)
Family: Arm (24)
1aArm-3lwwC01C:399-437
1bArm-3lwwC02C:399-437
(-)
Family: IBN_N (25)

(-) Gene Ontology  (44, 52)

Asymmetric Unit(hide GO term definitions)
Chain A,C   (IMB1_HUMAN | Q14974)
molecular function
    GO:0051879    Hsp90 protein binding    Interacting selectively and non-covalently with Hsp90 proteins, any of a group of heat shock proteins around 90kDa in size.
    GO:0008536    Ran GTPase binding    Interacting selectively and non-covalently with Ran, a conserved Ras-like GTP-binding protein, implicated in nucleocytoplasmic transport, cell cycle progression, spindle assembly, nuclear organization and nuclear envelope (NE) assembly.
    GO:0019899    enzyme binding    Interacting selectively and non-covalently with any enzyme.
    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:0019904    protein domain specific binding    Interacting selectively and non-covalently with a specific domain of a protein.
    GO:0008565    protein transporter activity    Enables the directed movement of proteins into, out of or within a cell, or between cells.
    GO:0008270    zinc ion binding    Interacting selectively and non-covalently with zinc (Zn) ions.
biological process
    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:0031291    Ran protein signal transduction    A series of molecular signals within the cell that are mediated by a member of the Ran family of proteins switching to a GTP-bound active state.
    GO:0006309    apoptotic DNA fragmentation    The cleavage of DNA during apoptosis, which usually occurs in two stages: cleavage into fragments of about 50 kbp followed by cleavage between nucleosomes to yield 200 bp fragments.
    GO:0030953    astral microtubule organization    A process that is carried out at the cellular level which results in the assembly, arrangement of constituent parts, or disassembly of astral microtubules, any of the spindle microtubules that radiate in all directions from the spindle poles.
    GO:0040001    establishment of mitotic spindle localization    The cell cycle process in which the directed movement of the mitotic spindle to a specific location in the cell occurs.
    GO:0045184    establishment of protein localization    The directed movement of a protein to a specific location.
    GO:0006886    intracellular protein transport    The directed movement of proteins in a cell, including the movement of proteins between specific compartments or structures within a cell, such as organelles of a eukaryotic cell.
    GO:0075733    intracellular transport of virus    The directed movement of a virus, or part of a virus, within the host cell.
    GO:0007079    mitotic chromosome movement towards spindle pole    The cell cycle process in which the directed movement of chromosomes from the center of the spindle towards the spindle poles occurs. This mediates by the shortening of microtubules attached to the chromosomes, during mitosis.
    GO:0007080    mitotic metaphase plate congression    The cell cycle process in which chromosomes are aligned at the metaphase plate, a plane halfway between the poles of the mitotic spindle, during mitosis.
    GO:0090307    mitotic spindle assembly    The aggregation, arrangement and bonding together of a set of components to form the spindle that contributes to the process of mitosis.
    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:0000059    obsolete protein import into nucleus, docking    OBSOLETE. A protein complex assembly process that contributes to protein import into the nucleus, and that results in the association of a cargo protein, a carrier protein such as an importin alpha/beta heterodimer, and a nucleoporin located at the periphery of the nuclear pore complex.
    GO:0006606    protein import into nucleus    The directed movement of a protein from the cytoplasm to the nucleus.
    GO:0000060    protein import into nucleus, translocation    A protein transport process that contributes to protein import into the nucleus, and that results in the vectorial transfer of a cargo-carrier protein complex through the nuclear pore complex from the cytoplasmic side to the nucleoplasmic side of the nuclear envelope.
    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:0006610    ribosomal protein import into nucleus    The directed movement of a ribosomal protein from the cytoplasm into the nucleus, across the nuclear membrane.
    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:0071782    endoplasmic reticulum tubular network    A subcompartment of the endoplasmic reticulum consisting of tubules having membranes with high curvature in cross-section.
    GO:0070062    extracellular exosome    A vesicle that is released into the extracellular region by fusion of the limiting endosomal membrane of a multivesicular body with the plasma membrane. Extracellular exosomes, also simply called exosomes, have a diameter of about 40-100 nm.
    GO:0016020    membrane    A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
    GO:0005635    nuclear envelope    The double lipid bilayer enclosing the nucleus and separating its contents from the rest of the cytoplasm; includes the intermembrane space, a gap of width 20-40 nm (also called the perinuclear space).
    GO:0031965    nuclear membrane    Either of the lipid bilayers that surround the nucleus and form the nuclear envelope; excludes the intermembrane space.
    GO:0034399    nuclear periphery    The portion of the nuclear lumen proximal to the inner nuclear membrane.
    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.
    GO:0043234    protein complex    A stable macromolecular complex composed (only) of two or more polypeptide subunits along with any covalently attached molecules (such as lipid anchors or oligosaccharide) or non-protein prosthetic groups (such as nucleotides or metal ions). Prosthetic group in this context refers to a tightly bound cofactor. The component polypeptide subunits may be identical.

Chain B,D   (SPN1_HUMAN | O95149)
molecular function
    GO:0003723    RNA binding    Interacting selectively and non-covalently with an RNA molecule or a portion thereof.
    GO:0000339    RNA cap binding    Interacting selectively and non-covalently with a 7-methylguanosine (m7G) group or derivative located at the 5' end of an RNA molecule.
    GO:0008565    protein transporter activity    Enables the directed movement of proteins into, out of or within a cell, or between cells.
biological process
    GO:0051170    nuclear import    The directed movement of substances into the nucleus.
    GO:0006606    protein import into nucleus    The directed movement of a protein from the cytoplasm to the nucleus.
    GO:0061015    snRNA import into nucleus    The directed movement of snRNA, small nuclear ribonucleic acid into the nucleus.
    GO:0000387    spliceosomal snRNP assembly    The aggregation, arrangement and bonding together of one or more snRNA and multiple protein components to form a ribonucleoprotein complex that is involved in formation of the spliceosome.
    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.
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:0070062    extracellular exosome    A vesicle that is released into the extracellular region by fusion of the limiting endosomal membrane of a multivesicular body with the plasma membrane. Extracellular exosomes, also simply called exosomes, have a diameter of about 40-100 nm.
    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: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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  Cis Peptide Bonds
    Ala A:488 - Asp A:489   [ RasMol ]  
    Ala A:619 - Gly A:620   [ RasMol ]  
    Ala C:442 - Ala C:443   [ RasMol ]  
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 Related Entries

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

UniProtKB/Swiss-Prot
        IMB1_HUMAN | Q149741f59 1ibr 1m5n 1o6o 1o6p 1qgk 1qgr 2p8q 2q5d 2qna 3w5k
        SPN1_HUMAN | O951491xk5 2p8q 2q5d 2qna 3gb8 3gjx 3nby 3nbz 3nc0 5dis

(-) Related Entries Specified in the PDB File

(no "Related Entries Specified in the PDB File" available for 3LWW)