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(-) Description

Title :  CRYSTAL STRUCTURE OF HUMAN CALCINEURIN IN COMPLEX WITH PVIVIT PEPTIDE
 
Authors :  H. Li, L. Zhang, A. Rao, S. C. Harrison, P. G. Hogan
Date :  16 Mar 07  (Deposition) - 05 Jun 07  (Release) - 24 Feb 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.30
Chains :  Asym./Biol. Unit :  A,B,C,D,E
Keywords :  Beta-Sheet Augmentation; Protein-Peptide Complex, Hydrolase/Hydrolase Regulator Complex (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  H. Li, L. Zhang, A. Rao, S. C. Harrison, P. G. Hogan
Structure Of Calcineurin In Complex With Pvivit Peptide: Portrait Of A Low-Affinity Signalling Interaction
J. Mol. Biol. V. 369 1296 2007
PubMed-ID: 17498738  |  Reference-DOI: 10.1016/J.JMB.2007.04.032
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - PVIVIT 14-MER PEPTIDE
    ChainsE
    EngineeredYES
    FragmentRESIDUES 3-16
    Other DetailsSYNTHETIC PEPTIDE
    SyntheticYES
 
Molecule 2 - CALMODULIN-DEPENDENT CALCINEURIN A SUBUNIT ALPHA ISOFORM
    ChainsA, C
    EngineeredYES
    Expression SystemESCHERICHIA COLI BL21(DE3)
    Expression System PlasmidPET15B
    Expression System StrainBL21(DE3)
    Expression System Taxid469008
    Expression System Vector TypePLASMID
    FragmentRESIDUES 1-381
    GenePPP3CA, CALNA, CNA
    Organism CommonHUMAN
    Organism ScientificHOMO SAPIENS
    Organism Taxid9606
    SynonymSERINE/THREONINE-PROTEIN PHOSPHATASE 2B CATALYTIC SUBUNIT ALPHA ISOFORM
 
Molecule 3 - CALCINEURIN SUBUNIT B ISOFORM 1
    ChainsB, D
    EngineeredYES
    Expression SystemESCHERICHIA COLI BL21(DE3)
    Expression System PlasmidPET15B
    Expression System StrainBL21(DE3)
    Expression System Taxid469008
    Expression System Vector TypePLASMID
    FragmentRESIDUES 16-170
    GenePPP3R1
    Organism CommonHUMAN
    Organism ScientificHOMO SAPIENS
    Organism Taxid9606
    SynonymPROTEIN PHOSPHATASE 2B REGULATORY SUBUNIT 1

 Structural Features

(-) Chains, Units

  12345
Asymmetric/Biological Unit ABCDE

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (5, 15)

Asymmetric/Biological Unit (5, 15)
No.NameCountTypeFull Name
1CA8Ligand/IonCALCIUM ION
2FE2Ligand/IonFE (III) ION
3NH21Mod. Amino AcidAMINO GROUP
4PO42Ligand/IonPHOSPHATE ION
5ZN2Ligand/IonZINC ION

(-) Sites  (14, 14)

Asymmetric Unit (14, 14)
No.NameEvidenceResiduesDescription
01AC1SOFTWAREASP A:118 , ASN A:150 , HIS A:199 , HIS A:281 , FE A:510 , PO4 A:511BINDING SITE FOR RESIDUE ZN A 509
02AC2SOFTWAREASP A:90 , HIS A:92 , ASP A:118 , ZN A:509 , PO4 A:511 , HOH A:673BINDING SITE FOR RESIDUE FE A 510
03AC3SOFTWAREHIS A:92 , ASP A:118 , ARG A:122 , ASN A:150 , HIS A:151 , ARG A:254 , HIS A:281 , ZN A:509 , FE A:510 , HOH A:538 , HOH A:554 , HOH A:615BINDING SITE FOR RESIDUE PO4 A 511
04AC4SOFTWAREASP B:30 , ASP B:32 , SER B:34 , SER B:36 , GLU B:41 , GLU B:68BINDING SITE FOR RESIDUE CA B 501
05AC5SOFTWAREASP B:62 , ASP B:64 , ASN B:66 , GLU B:68 , GLU B:73 , HOH B:530BINDING SITE FOR RESIDUE CA B 502
06AC6SOFTWAREASP B:99 , ASP B:101 , ASP B:103 , TYR B:105 , GLU B:110 , HOH B:521BINDING SITE FOR RESIDUE CA B 503
07AC7SOFTWAREASP B:140 , ASP B:142 , ASP B:144 , ARG B:146 , GLU B:151 , HOH B:532BINDING SITE FOR RESIDUE CA B 504
08AC8SOFTWAREASP C:118 , ASN C:150 , HIS C:199 , HIS C:281 , FE C:513 , PO4 C:514BINDING SITE FOR RESIDUE ZN C 512
09AC9SOFTWAREASP C:90 , HIS C:92 , ASP C:118 , ZN C:512 , PO4 C:514 , HOH C:603BINDING SITE FOR RESIDUE FE C 513
10BC1SOFTWAREHIS C:92 , ASP C:118 , ARG C:122 , ASN C:150 , HIS C:151 , ARG C:254 , HIS C:281 , ZN C:512 , FE C:513 , HOH C:611 , HOH C:623BINDING SITE FOR RESIDUE PO4 C 514
11BC2SOFTWAREASP D:30 , ASP D:32 , SER D:34 , SER D:36 , GLU D:41 , HOH D:533BINDING SITE FOR RESIDUE CA D 505
12BC3SOFTWAREASP D:62 , ASP D:64 , ASN D:66 , GLU D:68 , GLU D:73 , HOH D:528BINDING SITE FOR RESIDUE CA D 506
13BC4SOFTWAREASP D:99 , ASP D:101 , ASP D:103 , TYR D:105 , GLU D:110 , HOH D:523BINDING SITE FOR RESIDUE CA D 507
14BC5SOFTWAREASP D:140 , ASP D:142 , ASP D:144 , ARG D:146 , GLU D:151 , HOH D:530BINDING SITE FOR RESIDUE CA D 508

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 2P6B)

(-) Cis Peptide Bonds  (3, 3)

Asymmetric/Biological Unit
No.Residues
1Gly E:12 -Pro E:13
2Ala A:83 -Pro A:84
3Ala C:83 -Pro C:84

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 2P6B)

(-) PROSITE Motifs  (3, 18)

Asymmetric/Biological Unit (3, 18)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1EF_HAND_1PS00018 EF-hand calcium-binding domain.CANB1_HUMAN31-43
 
63-75
 
100-112
 
141-153
 
  8B:30-42
D:30-42
B:62-74
D:62-74
B:99-111
D:99-111
B:140-152
D:140-152
2EF_HAND_2PS50222 EF-hand calcium-binding domain profile.CANB1_HUMAN50-85
 
18-46
 
87-122
 
128-163
 
  8B:49-84
D:49-84
B:17-45
D:17-45
B:86-121
D:86-121
B:127-160
D:127-162
3SER_THR_PHOSPHATASEPS00125 Serine/threonine specific protein phosphatases signature.PP2BA_HUMAN147-152
 
  2A:147-152
C:147-152

(-) Exons   (14, 28)

Asymmetric/Biological Unit (14, 28)
 ENSEMBLUniProtKBPDB
No.Transcript IDExonExon IDGenome LocationLengthIDLocationLengthCountLocationLength
1.4ENST000002343104ENSE00001191356chr2:68479663-68479257407CANB1_HUMAN1-110--
1.6ENST000002343106ENSE00001806348chr2:68444263-6844422440CANB1_HUMAN2-15140--
1.7ENST000002343107ENSE00001434958chr2:68415822-68415646177CANB1_HUMAN15-74602B:15-73
D:15-73
59
59
1.8ENST000002343108ENSE00000758788chr2:68414446-6841438760CANB1_HUMAN74-94212B:73-93
D:73-93
21
21
1.9ENST000002343109ENSE00000810241chr2:68413784-68413600185CANB1_HUMAN94-155622B:93-154
D:93-154
62
62
1.10cENST0000023431010cENSE00001191364chr2:68408142-684059892154CANB1_HUMAN156-170152B:155-160
D:155-167
6
13

2.2bENST000003948542bENSE00001896251chr4:102268637-102267896742PP2BA_HUMAN1-20202A:14-20
C:14-20
7
7
2.3aENST000003948543aENSE00000934976chr4:102117273-102117073201PP2BA_HUMAN20-87682A:20-87
C:20-87
68
68
2.6ENST000003948546ENSE00000970132chr4:102030235-102030111125PP2BA_HUMAN87-128422A:87-128
C:87-128
42
42
2.8ENST000003948548ENSE00001628359chr4:102020879-102020768112PP2BA_HUMAN129-166382A:129-166
C:129-166
38
38
2.9cENST000003948549cENSE00000970134chr4:102019669-102019524146PP2BA_HUMAN166-214492A:166-214
C:166-214
49
49
2.10bENST0000039485410bENSE00001080696chr4:102015072-102014933140PP2BA_HUMAN215-261472A:215-261
C:215-261
47
47
2.11bENST0000039485411bENSE00001720711chr4:102004420-10200434378PP2BA_HUMAN261-287272A:261-287
C:261-287
27
27
2.12ENST0000039485412ENSE00000970136chr4:102001783-10200168995PP2BA_HUMAN287-319332A:287-319
C:287-319
33
33
2.13ENST0000039485413ENSE00001781830chr4:101984514-101984389126PP2BA_HUMAN319-361432A:319-361
C:319-361
43
43
2.14ENST0000039485414ENSE00001080697chr4:101982318-10198224475PP2BA_HUMAN361-386262A:361-370
C:361-370
10
10
2.15ENST0000039485415ENSE00001080695chr4:101961723-10196163985PP2BA_HUMAN386-414290--
2.16ENST0000039485416ENSE00000934972chr4:101953521-10195342498PP2BA_HUMAN414-447340--
2.17ENST0000039485417ENSE00001797567chr4:101950352-10195032330PP2BA_HUMAN447-457110--
2.18eENST0000039485418eENSE00001284009chr4:101947218-1019445872632PP2BA_HUMAN457-521650--

(-) Sequences/Alignments

Asymmetric/Biological 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:357
 aligned with PP2BA_HUMAN | Q08209 from UniProtKB/Swiss-Prot  Length:521

    Alignment length:357
                                    23        33        43        53        63        73        83        93       103       113       123       133       143       153       163       173       183       193       203       213       223       233       243       253       263       273       283       293       303       313       323       333       343       353       363       
          PP2BA_HUMAN    14 TDRVVKAVPFPPSHRLTAKEVFDNDGKPRVDILKAHLMKEGRLEESVALRIITEGASILRQEKNLLDIDAPVTVCGDIHGQFFDLMKLFEVGGSPANTRYLFLGDYVDRGYFSIECVLYLWALKILYPKTLFLLRGNHECRHLTEYFTFKQECKIKYSERVYDACMDAFDCLPLAALMNQQFLCVHGGLSPEINTLDDIRKLDRFKEPPAYGPMCDILWSDPLEDFGNEKTQEHFTHNTVRGCSYFYSYPAVCEFLQHNNLLSILRAHEAQDAGYRMYRKSQTTGFPSLITIFSAPNYLDVYNNKAAVLKYENNVMNIRQFNCSPHPYWLPNFMDVFTWSLPFVGEKVTEMLVNVLN 370
               SCOP domains d2p6ba_ A: Protein phosphatase-2B (PP-2B, calcineurin A subunit)                                                                                                                                                                                                                                                                                                      SCOP domains
               CATH domains 2p6bA00 A:14-370  [code=3.60.21.10, no name defined]                                                                                                                                                                                                                                                                                                                  CATH domains
               Pfam domains --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ................hhhhhh......hhhhhhhhhhh....hhhhhhhhhhhhhhhhhhh..eeee...eeee.....hhhhhhhhhhhhh......eee.........hhhhhhhhhhhhhhhh...eee......hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh..eeee...eee...........hhhhhh..........hhhhhhhhhee............eee.......eeehhhhhhhhhhhhh..eeee........eee...........eeee....hhhhh....eeeeeee..eeeeeee........hhhhhhhhhhhhhhhhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                PROSITE (2) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE (2)
                PROSITE (3) -------------------------------------------------------------------------------------------------------------------------------------SER_TH-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE (3)
           Transcript 2 (1) 2.2b   ------------------------------------------------------------------Exon 2.6  PDB: A:87-128 UniProt: 87-128   Exon 2.8  PDB: A:129-166              ------------------------------------------------Exon 2.10b  PDB: A:215-261 UniProt: 215-261    -------------------------Exon 2.12  PDB: A:287-319        -----------------------------------------Exon 2.14  Transcript 2 (1)
           Transcript 2 (2) ------Exon 2.3a  PDB: A:20-87 UniProt: 20-87                              ------------------------------------------------------------------------------Exon 2.9c  PDB: A:166-214 UniProt: 166-214       ----------------------------------------------Exon 2.11b  PDB: A:261-287 -------------------------------Exon 2.13  PDB: A:319-361 UniProt: 319-361 --------- Transcript 2 (2)
                 2p6b A  14 TDRVVKAVPFPPSHRLTAKEVFDNDGKPRVDILKAHLMKEGRLEESVALRIITEGASILRQEKNLLDIDAPVTVCGDIHGQFFDLMKLFEVGGSPANTRYLFLGDYVDRGYFSIECVLYLWALKILYPKTLFLLRGNHECRHLTEYFTFKQECKIKYSERVYDACMDAFDCLPLAALMNQQFLCVHGGLSPEINTLDDIRKLDRFKEPPAYGPMCDILWSDPLEDFGNEKTQEHFTHNTVRGCSYFYSYPAVCEFLQHNNLLSILRAHEAQDAGYRMYRKSQTTGFPSLITIFSAPNYLDVYNNKAAVLKYENNVMNIRQFNCSPHPYWLPNFMDVFTWSLPFVGEKVTEMLVNVLN 370
                                    23        33        43        53        63        73        83        93       103       113       123       133       143       153       163       173       183       193       203       213       223       233       243       253       263       273       283       293       303       313       323       333       343       353       363       

Chain B from PDB  Type:PROTEIN  Length:146
 aligned with CANB1_HUMAN | P63098 from UniProtKB/Swiss-Prot  Length:170

    Alignment length:146
                                    25        35        45        55        65        75        85        95       105       115       125       135       145       155      
          CANB1_HUMAN    16 DADEIKRLGKRFKKLDLDNSGSLSVEEFMSLPELQQNPLVQRVIDIFDTDGNGEVDFKEFIEGVSQFSVKGDKEQKLRFAFRIYDMDKDGYISNGELFQVLKMMVGNNLKDTQLQQIVDKTIINADKDGDGRISFEEFCAVVGGLD 161
               SCOP domains d2p6bb1 B:15-160 Calcineurin regulatory subunit (B-chain)                                                                                          SCOP domains
               CATH domains -------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains -------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ..hhhhhhhhhhhhhh.....eehhhhhh.........hhhhhhhhhh......eehhhhhhhhhh.....hhhhhhhhhhhhhh......eehhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh.....eehhhhhhhhh.... Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                PROSITE (1) ---------------EF_HAND_1    -------------------EF_HAND_1    ------------------------EF_HAND_1    ----------------------------EF_HAND_1    -------- PROSITE (1)
                PROSITE (2) --EF_HAND_2  PDB: B:17-45      ---EF_HAND_2  PDB: B:49-84             -EF_HAND_2  PDB: B:86-121            -----EF_HAND_2  PDB: B:127-160          PROSITE (2)
           Transcript 1 (1) Exon 1.7  PDB: B:15-73 UniProt: 15-74 [INCOMPLETE]         -------------------Exon 1.9  PDB: B:93-154 UniProt: 94-155                       1.10c  Transcript 1 (1)
           Transcript 1 (2) ----------------------------------------------------------Exon 1.8  PDB: B:73-9------------------------------------------------------------------- Transcript 1 (2)
                 2p6b B  15 DADEIKRLGKRFKKLDLDNSGSLSVEEFMSLPELQQNPLVQRVIDIFDTDGNGEVDFKEFIEGVSQFSVKGDKEQKLRFAFRIYDMDKDGYISNGELFQVLKMMVGNNLKDTQLQQIVDKTIINADKDGDGRISFEEFCAVVGGLD 160
                                    24        34        44        54        64        74        84        94       104       114       124       134       144       154      

Chain C from PDB  Type:PROTEIN  Length:357
 aligned with PP2BA_HUMAN | Q08209 from UniProtKB/Swiss-Prot  Length:521

    Alignment length:357
                                    23        33        43        53        63        73        83        93       103       113       123       133       143       153       163       173       183       193       203       213       223       233       243       253       263       273       283       293       303       313       323       333       343       353       363       
          PP2BA_HUMAN    14 TDRVVKAVPFPPSHRLTAKEVFDNDGKPRVDILKAHLMKEGRLEESVALRIITEGASILRQEKNLLDIDAPVTVCGDIHGQFFDLMKLFEVGGSPANTRYLFLGDYVDRGYFSIECVLYLWALKILYPKTLFLLRGNHECRHLTEYFTFKQECKIKYSERVYDACMDAFDCLPLAALMNQQFLCVHGGLSPEINTLDDIRKLDRFKEPPAYGPMCDILWSDPLEDFGNEKTQEHFTHNTVRGCSYFYSYPAVCEFLQHNNLLSILRAHEAQDAGYRMYRKSQTTGFPSLITIFSAPNYLDVYNNKAAVLKYENNVMNIRQFNCSPHPYWLPNFMDVFTWSLPFVGEKVTEMLVNVLN 370
               SCOP domains d2p6bc_ C: Protein phosphatase-2B (PP-2B, calcineurin A subunit)                                                                                                                                                                                                                                                                                                      SCOP domains
               CATH domains 2p6bC00 C:14-370  [code=3.60.21.10, no name defined]                                                                                                                                                                                                                                                                                                                  CATH domains
           Pfam domains (1) ---------------------------------------------------------------------Metallophos-2p6bC01 C:83-285                                                                                                                                                                               ------------------------------------------------------------------------------------- Pfam domains (1)
           Pfam domains (2) ---------------------------------------------------------------------Metallophos-2p6bC02 C:83-285                                                                                                                                                                               ------------------------------------------------------------------------------------- Pfam domains (2)
         Sec.struct. author ................hhhhhh......hhhhhhhhhh.....hhhhhhhhhhhhhhhhhhh..eeee...eeee.....hhhhhhhhhhhhh......eee.........hhhhhhhhhhhhhhhh...eee......hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh....eeee...eee..........hhhhhhhh.........hhhhhhhhhee............eee.......eeehhhhhhhhhhhh...eeee........eee...........eeee....hhhhh....eeeeeee..eeeeeee........hhhhhhhhhhhhhhhhhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                PROSITE (2) --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE (2)
                PROSITE (3) -------------------------------------------------------------------------------------------------------------------------------------SER_TH-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE (3)
           Transcript 2 (1) 2.2b   ------------------------------------------------------------------Exon 2.6  PDB: C:87-128 UniProt: 87-128   Exon 2.8  PDB: C:129-166              ------------------------------------------------Exon 2.10b  PDB: C:215-261 UniProt: 215-261    -------------------------Exon 2.12  PDB: C:287-319        -----------------------------------------Exon 2.14  Transcript 2 (1)
           Transcript 2 (2) ------Exon 2.3a  PDB: C:20-87 UniProt: 20-87                              ------------------------------------------------------------------------------Exon 2.9c  PDB: C:166-214 UniProt: 166-214       ----------------------------------------------Exon 2.11b  PDB: C:261-287 -------------------------------Exon 2.13  PDB: C:319-361 UniProt: 319-361 --------- Transcript 2 (2)
                 2p6b C  14 TDRVVKAVPFPPSHRLTAKEVFDNDGKPRVDILKAHLMKEGRLEESVALRIITEGASILRQEKNLLDIDAPVTVCGDIHGQFFDLMKLFEVGGSPANTRYLFLGDYVDRGYFSIECVLYLWALKILYPKTLFLLRGNHECRHLTEYFTFKQECKIKYSERVYDACMDAFDCLPLAALMNQQFLCVHGGLSPEINTLDDIRKLDRFKEPPAYGPMCDILWSDPLEDFGNEKTQEHFTHNTVRGCSYFYSYPAVCEFLQHNNLLSILRAHEAQDAGYRMYRKSQTTGFPSLITIFSAPNYLDVYNNKAAVLKYENNVMNIRQFNCSPHPYWLPNFMDVFTWSLPFVGEKVTEMLVNVLN 370
                                    23        33        43        53        63        73        83        93       103       113       123       133       143       153       163       173       183       193       203       213       223       233       243       253       263       273       283       293       303       313       323       333       343       353       363       

Chain D from PDB  Type:PROTEIN  Length:153
 aligned with CANB1_HUMAN | P63098 from UniProtKB/Swiss-Prot  Length:170

    Alignment length:153
                                    25        35        45        55        65        75        85        95       105       115       125       135       145       155       165   
          CANB1_HUMAN    16 DADEIKRLGKRFKKLDLDNSGSLSVEEFMSLPELQQNPLVQRVIDIFDTDGNGEVDFKEFIEGVSQFSVKGDKEQKLRFAFRIYDMDKDGYISNGELFQVLKMMVGNNLKDTQLQQIVDKTIINADKDGDGRISFEEFCAVVGGLDIHKKMVV 168
               SCOP domains d2p6bd1 D:15-160 Calcineurin regulatory subunit (B-chain)                                                                                         ------- SCOP domains
               CATH domains --------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
           Pfam domains (1) -------EF_hand_3-2p6bD01 D:22-46-------------------------------------------EF_hand_5-2p6bD03 D:90-156                                         ----------- Pfam domains (1)
           Pfam domains (2) -------EF_hand_3-2p6bD02 D:22-46-------------------------------------------EF_hand_5-2p6bD04 D:90-156                                         ----------- Pfam domains (2)
           Pfam domains (3) ---------------------------------------------------------------------------EF_hand_5-2p6bD05 D:90-156                                         ----------- Pfam domains (3)
           Pfam domains (4) ---------------------------------------------------------------------------EF_hand_5-2p6bD06 D:90-156                                         ----------- Pfam domains (4)
           Pfam domains (5) ---------------------------------------------------------------------------efhand-2p6bD07 D:90-118      ------------------------------------------------- Pfam domains (5)
           Pfam domains (6) ---------------------------------------------------------------------------efhand-2p6bD08 D:90-118      ------------------------------------------------- Pfam domains (6)
         Sec.struct. author hhhhhhhhhhhhhhhh.....eehhhhhh.........hhhhhhhhhh......eehhhhhhhhhh.....hhhhhhhhhhhhhh.....eehhhhhhhhhhhhhh...hhhhhhhhhhhhhhhhh......eehhhhhhhh...hhhhhh.. Sec.struct. author
                 SAPs(SNPs) --------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                PROSITE (1) ---------------EF_HAND_1    -------------------EF_HAND_1    ------------------------EF_HAND_1    ----------------------------EF_HAND_1    --------------- PROSITE (1)
                PROSITE (2) --EF_HAND_2  PDB: D:17-45      ---EF_HAND_2  PDB: D:49-84             -EF_HAND_2  PDB: D:86-121            -----EF_HAND_2  PDB: D:127-162           ----- PROSITE (2)
           Transcript 1 (1) Exon 1.7  PDB: D:15-73 UniProt: 15-74 [INCOMPLETE]         -------------------Exon 1.9  PDB: D:93-154 UniProt: 94-155                       Exon 1.10c    Transcript 1 (1)
           Transcript 1 (2) ----------------------------------------------------------Exon 1.8  PDB: D:73-9-------------------------------------------------------------------------- Transcript 1 (2)
                 2p6b D  15 DADEIKRLGKRFKKLDLDNSGSLSVEEFMSLPELQQNPLVQRVIDIFDTDGNGEVDFKEFIEGVSQFSVKGDKEQKLRFAFRIYDMDKDGYISNGELFQVLKMMVGNNLKDTQLQQIVDKTIINADKDGDGRISFEEFCAVVGGLDIHKKMVV 167
                                    24        34        44        54        64        74        84        94       104       114       124       134       144       154       164   

Chain E from PDB  Type:PROTEIN  Length:14
                                              
               SCOP domains -------------- SCOP domains
               CATH domains -------------- CATH domains
               Pfam domains -------------- Pfam domains
         Sec.struct. author ...eeeee...... Sec.struct. author
                 SAPs(SNPs) -------------- SAPs(SNPs)
                    PROSITE -------------- PROSITE
                 Transcript -------------- Transcript
                 2p6b E   4 PHPVIVITGPHEEx  17
                                    13   |
                                        17-NH2

   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  (2, 4)

Asymmetric/Biological Unit

(-) CATH Domains  (1, 2)

Asymmetric/Biological Unit
(-)
Class: Alpha Beta (26913)

(-) Pfam Domains  (4, 10)

Asymmetric/Biological Unit
(-)
Clan: EF_hand (270)

(-) Gene Ontology  (53, 72)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A,C   (PP2BA_HUMAN | Q08209)
molecular function
    GO:0005509    calcium ion binding    Interacting selectively and non-covalently with calcium ions (Ca2+).
    GO:0004723    calcium-dependent protein serine/threonine phosphatase activity    Catalysis of the reactions: protein serine phosphate + H2O = protein serine + phosphate; and protein threonine phosphate + H2O = protein threonine + phosphate. These reactions require the presence of calcium ions.
    GO:0005516    calmodulin binding    Interacting selectively and non-covalently with calmodulin, a calcium-binding protein with many roles, both in the calcium-bound and calcium-free states.
    GO:0033192    calmodulin-dependent protein phosphatase activity    Catalysis of the reaction: protein serine/threonine phosphate + H2O = protein serine/threonine + phosphate, dependent on the presence of calcium-bound calmodulin.
    GO:0008144    drug binding    Interacting selectively and non-covalently with a drug, any naturally occurring or synthetic substance, other than a nutrient, that, when administered or applied to an organism, affects the structure or functioning of the organism; in particular, any such substance used in the diagnosis, prevention, or treatment of disease.
    GO:0019899    enzyme binding    Interacting selectively and non-covalently with any enzyme.
    GO:0016787    hydrolase activity    Catalysis of the hydrolysis of various bonds, e.g. C-O, C-N, C-C, phosphoric anhydride bonds, etc. Hydrolase is the systematic name for any enzyme of EC class 3.
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
    GO:0004721    phosphoprotein phosphatase activity    Catalysis of the reaction: a phosphoprotein + H2O = a protein + phosphate. Together with protein kinases, these enzymes control the state of phosphorylation of cell proteins and thereby provide an important mechanism for regulating cellular activity.
    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:0046983    protein dimerization activity    The formation of a protein dimer, a macromolecular structure consists of two noncovalently associated identical or nonidentical subunits.
    GO:0046982    protein heterodimerization activity    Interacting selectively and non-covalently with a nonidentical protein to form a heterodimer.
    GO:0004722    protein serine/threonine phosphatase activity    Catalysis of the reaction: protein serine phosphate + H2O = protein serine + phosphate, and protein threonine phosphate + H2O = protein threonine + phosphate.
biological process
    GO:0038095    Fc-epsilon receptor signaling pathway    A series of molecular signals initiated by the binding of the Fc portion of immunoglobulin E (IgE) to an Fc-epsilon receptor on the surface of a signal-receiving cell, and ending with regulation of a downstream cellular process, e.g. transcription. The Fc portion of an immunoglobulin is its C-terminal constant region.
    GO:0000082    G1/S transition of mitotic cell cycle    The mitotic cell cycle transition by which a cell in G1 commits to S phase. The process begins with the build up of G1 cyclin-dependent kinase (G1 CDK), resulting in the activation of transcription of G1 cyclins. The process ends with the positive feedback of the G1 cyclins on the G1 CDK which commits the cell to S phase, in which DNA replication is initiated.
    GO:0042110    T cell activation    The change in morphology and behavior of a mature or immature T cell resulting from exposure to a mitogen, cytokine, chemokine, cellular ligand, or an antigen for which it is specific.
    GO:0007223    Wnt signaling pathway, calcium modulating pathway    The series of molecular signals initiated by binding of a Wnt protein to a receptor on the surface of the target cell where activated receptors leads to an increase in intracellular calcium and activation of protein kinase C (PKC).
    GO:0033173    calcineurin-NFAT signaling cascade    Any intracellular signal transduction in which the signal is passed on within the cell by activation of a member of the NFAT protein family as a consequence of NFAT dephosphorylation by Ca(2+)-activated calcineurin. The cascade begins with calcium-dependent activation of the phosphatase calcineurin. Calcineurin dephosphorylates multiple phosphoserine residues on NFAT, resulting in the translocation of NFAT to the nucleus. The cascade ends with regulation of transcription by NFAT. The calcineurin-NFAT cascade lies downstream of many cell surface receptors, including G-protein coupled receptors (GPCRs) and receptor tyrosine kinases (RTKs) that signal to mobilize calcium ions (Ca2+).
    GO:0006816    calcium ion transport    The directed movement of calcium (Ca) ions into, out of or within a cell, or between cells, by means of some agent such as a transporter or pore.
    GO:0019722    calcium-mediated signaling    Any intracellular signal transduction in which the signal is passed on within the cell via calcium ions.
    GO:0014898    cardiac muscle hypertrophy in response to stress    The physiological enlargement or overgrowth of all or part of the heart muscle due to an increase in size (not length) of individual cardiac muscle fibers, without cell division, as a result of a disturbance in organismal or cellular homeostasis.
    GO:0035690    cellular response to drug    Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a drug stimulus. A drug is a substance used in the diagnosis, treatment or prevention of a disease.
    GO:0071333    cellular response to glucose stimulus    Any process that results in a change in state or activity of a cell (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a glucose stimulus.
    GO:0016311    dephosphorylation    The process of removing one or more phosphoric (ester or anhydride) residues from a molecule.
    GO:0060079    excitatory postsynaptic potential    A process that leads to a temporary increase in postsynaptic potential due to the flow of positively charged ions into the postsynaptic cell. The flow of ions that causes an EPSP is an excitatory postsynaptic current (EPSC) and makes it easier for the neuron to fire an action potential.
    GO:0050804    modulation of chemical synaptic transmission    Any process that modulates the frequency or amplitude of synaptic transmission, the process of communication from a neuron to a target (neuron, muscle, or secretory cell) across a synapse. Amplitude, in this case, refers to the change in postsynaptic membrane potential due to a single instance of synaptic transmission.
    GO:0033555    multicellular organismal response to stress    Any process that results in a change in state or activity of a multicellular organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a stimulus indicating the organism is under stress. The stress is usually, but not necessarily, exogenous (e.g. temperature, humidity, ionizing radiation).
    GO:0035562    negative regulation of chromatin binding    Any process that stops or reduces the frequency, rate or extent of chromatin binding. Chromatin binding is the selective interaction with chromatin, the network of fibers of DNA, protein, and sometimes RNA, that make up the chromosomes of the eukaryotic nucleus during interphase.
    GO:0050774    negative regulation of dendrite morphogenesis    Any process that stops, prevents, or reduces the frequency, rate or extent of dendrite morphogenesis.
    GO:0046676    negative regulation of insulin secretion    Any process that stops, prevents, or reduces the frequency, rate or extent of the regulated release of insulin.
    GO:0051533    positive regulation of NFAT protein import into nucleus    Any process that activates or increases the frequency, rate or extent of the movement of an NFAT protein from the cytoplasm to the nucleus.
    GO:1903244    positive regulation of cardiac muscle hypertrophy in response to stress    Any process that activates or increases the frequency, rate or extent of cardiac muscle hypertrophy in response to stress.
    GO:0051091    positive regulation of sequence-specific DNA binding transcription factor activity    Any process that activates or increases the frequency, rate or extent of activity of a transcription factor, any factor involved in the initiation or regulation of transcription.
    GO:0045944    positive regulation of transcription from RNA polymerase II promoter    Any process that activates or increases the frequency, rate or extent of transcription from an RNA polymerase II promoter.
    GO:0006470    protein dephosphorylation    The process of removing one or more phosphoric residues from a protein.
    GO:0006606    protein import into nucleus    The directed movement of a protein from the cytoplasm to the nucleus.
    GO:0001975    response to amphetamine    Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of an amphetamine stimulus. Amphetamines consist of a group of compounds related to alpha-methylphenethylamine.
    GO:0051592    response to calcium ion    Any process that results in a change in state or activity of a cell or an organism (in terms of movement, secretion, enzyme production, gene expression, etc.) as a result of a calcium ion stimulus.
    GO:0048741    skeletal muscle fiber development    The process whose specific outcome is the progression of the skeletal muscle fiber over time, from its formation to the mature structure. Muscle fibers are formed by the maturation of myotubes. They can be classed as slow, intermediate/fast or fast.
    GO:0014883    transition between fast and slow fiber    The process of conversion of fast-contracting muscle fibers to a slower character. This may involve slowing of contractile rate, slow myosin gene induction, increase in oxidative metabolic properties, altered electrophysiology and altered innervation. This process also regulates skeletal muscle adapatation.
cellular component
    GO:0030018    Z disc    Platelike region of a muscle sarcomere to which the plus ends of actin filaments are attached.
    GO:0005955    calcineurin complex    A heterodimeric calcium ion and calmodulin dependent protein phosphatase composed of catalytic and regulatory subunits; the regulatory subunit is very similar in sequence to calmodulin.
    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:0005739    mitochondrion    A semiautonomous, self replicating organelle that occurs in varying numbers, shapes, and sizes in the cytoplasm of virtually all eukaryotic cells. It is notably the site of tissue respiration.
    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:0005886    plasma membrane    The membrane surrounding a cell that separates the cell from its external environment. It consists of a phospholipid bilayer and associated proteins.
    GO:0098794    postsynapse    The part of a synapse that is part of the post-synaptic cell.
    GO:0042383    sarcolemma    The outer membrane of a muscle cell, consisting of the plasma membrane, a covering basement membrane (about 100 nm thick and sometimes common to more than one fiber), and the associated loose network of collagen fibers.

Chain B,D   (CANB1_HUMAN | P63098)
molecular function
    GO:0005509    calcium ion binding    Interacting selectively and non-covalently with calcium ions (Ca2+).
    GO:0004723    calcium-dependent protein serine/threonine phosphatase activity    Catalysis of the reactions: protein serine phosphate + H2O = protein serine + phosphate; and protein threonine phosphate + H2O = protein threonine + phosphate. These reactions require the presence of calcium ions.
    GO:0005516    calmodulin binding    Interacting selectively and non-covalently with calmodulin, a calcium-binding protein with many roles, both in the calcium-bound and calcium-free states.
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
    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.
biological process
    GO:0038095    Fc-epsilon receptor signaling pathway    A series of molecular signals initiated by the binding of the Fc portion of immunoglobulin E (IgE) to an Fc-epsilon receptor on the surface of a signal-receiving cell, and ending with regulation of a downstream cellular process, e.g. transcription. The Fc portion of an immunoglobulin is its C-terminal constant region.
    GO:0007223    Wnt signaling pathway, calcium modulating pathway    The series of molecular signals initiated by binding of a Wnt protein to a receptor on the surface of the target cell where activated receptors leads to an increase in intracellular calcium and activation of protein kinase C (PKC).
    GO:0033173    calcineurin-NFAT signaling cascade    Any intracellular signal transduction in which the signal is passed on within the cell by activation of a member of the NFAT protein family as a consequence of NFAT dephosphorylation by Ca(2+)-activated calcineurin. The cascade begins with calcium-dependent activation of the phosphatase calcineurin. Calcineurin dephosphorylates multiple phosphoserine residues on NFAT, resulting in the translocation of NFAT to the nucleus. The cascade ends with regulation of transcription by NFAT. The calcineurin-NFAT cascade lies downstream of many cell surface receptors, including G-protein coupled receptors (GPCRs) and receptor tyrosine kinases (RTKs) that signal to mobilize calcium ions (Ca2+).
    GO:0051533    positive regulation of NFAT protein import into nucleus    Any process that activates or increases the frequency, rate or extent of the movement of an NFAT protein from the cytoplasm to the nucleus.
    GO:1900740    positive regulation of protein insertion into mitochondrial membrane involved in apoptotic signaling pathway    Any process that activates or increases the frequency, rate or extent of protein insertion into mitochondrial membrane involved in apoptotic signaling pathway.
    GO:0045944    positive regulation of transcription from RNA polymerase II promoter    Any process that activates or increases the frequency, rate or extent of transcription from an RNA polymerase II promoter.
    GO:0006470    protein dephosphorylation    The process of removing one or more phosphoric residues from a protein.
cellular component
    GO:0005955    calcineurin complex    A heterodimeric calcium ion and calmodulin dependent protein phosphatase composed of catalytic and regulatory subunits; the regulatory subunit is very similar in sequence to calmodulin.
    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:0005739    mitochondrion    A semiautonomous, self replicating organelle that occurs in varying numbers, shapes, and sizes in the cytoplasm of virtually all eukaryotic cells. It is notably the site of tissue respiration.
    GO:0005654    nucleoplasm    That part of the nuclear content other than the chromosomes or the nucleolus.
    GO:0005886    plasma membrane    The membrane surrounding a cell that separates the cell from its external environment. It consists of a phospholipid bilayer and associated proteins.
    GO:0042383    sarcolemma    The outer membrane of a muscle cell, consisting of the plasma membrane, a covering basement membrane (about 100 nm thick and sometimes common to more than one fiber), and the associated loose network of collagen fibers.

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 Related Entries

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

UniProtKB/Swiss-Prot
        CANB1_HUMAN | P630981aui 1m63 1mf8 3ll8 4f0z 4or9 4ora 4orc 5sve
        PP2BA_HUMAN | Q082091aui 1m63 1mf8 2jog 2jzi 2r28 2w73 3ll8 4f0z 4q5u 5c1v 5sve

(-) Related Entries Specified in the PDB File

(no "Related Entries Specified in the PDB File" available for 2P6B)