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(-) Description

Title :  INHIBITOR AND CALCIUM BOUND DOMAIN VI OF PORCINE CALPAIN
 
Authors :  S. V. L. Narayana, G. Lin
Date :  04 Jun 97  (Deposition) - 10 Jun 98  (Release) - 02 May 12  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  2.03
Chains :  Asym./Biol. Unit :  A,B
Keywords :  Calcium Binding, Calmodulin Like, Domain Of Cystein Protease (Keyword Search: [Gene Ontology, PubMed, Web (Google)] )
 
Reference :  G. D. Lin, D. Chattopadhyay, M. Maki, K. K. Wang, M. Carson, L. Jin, P. W. Yuen, E. Takano, M. Hatanaka, L. J. Delucas, S. V. Narayana
Crystal Structure Of Calcium Bound Domain Vi Of Calpain At 1. 9 A Resolution And Its Role In Enzyme Assembly, Regulation, And Inhibitor Binding.
Nat. Struct. Biol. V. 4 539 1997
PubMed-ID: 9228946  |  Reference-DOI: 10.1038/NSB0797-539

(-) Compounds

Molecule 1 - CALPAIN
    Chains: A, B
    Engineered: YES
    Expression System: ESCHERICHIA COLI
    Expression System Taxid: 562
    Fragment: INHIBITOR-BOUND CALCIUM BINDING DOMAIN VI
    Organism Common: PIG
    Organism Scientific: SUS SCROFA
    Organism Taxid: 9823
    Synonym: S-CAMLD

 Structural Features

(-) Chains, Units

  12
Asymmetric/Biological Unit : AB

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 10)

Asymmetric/Biological Unit (2, 10)
No.NameCountTypeFull Name
1CA8Ligand/IonCALCIUM ION
2ISA2Ligand/Ion3-(4-IODO-PHENYL)-2-MERCAPTO-PROPIONIC ACID

(-) Sites  (10, 10)

Asymmetric Unit (10, 10)
No.NameEvidenceResiduesDescription
01AC1SOFTWAREALA A:107 , ASP A:110 , GLU A:112 , GLU A:117 , HOH A:538 , HOH A:549BINDING SITE FOR RESIDUE CA A 1
02AC2SOFTWAREASP A:150 , ASP A:152 , THR A:154 , LYS A:156 , GLU A:161 , HOH A:544BINDING SITE FOR RESIDUE CA A 2
03AC3SOFTWAREASP A:180 , ASP A:182 , SER A:184 , THR A:186 , GLU A:191 , HOH A:547BINDING SITE FOR RESIDUE CA A 3
04AC4SOFTWAREASP A:135 , ASP A:223 , ASP A:225 , ASN A:226 , HOH A:501 , HOH A:506BINDING SITE FOR RESIDUE CA A 4
05AC5SOFTWAREALA B:107 , ASP B:110 , GLU B:112 , GLU B:117 , HOH B:503 , HOH B:514BINDING SITE FOR RESIDUE CA B 5
06AC6SOFTWAREASP B:150 , ASP B:152 , THR B:154 , LYS B:156 , GLU B:161 , HOH B:592BINDING SITE FOR RESIDUE CA B 6
07AC7SOFTWAREASP B:180 , ASP B:182 , SER B:184 , THR B:186 , GLU B:191 , HOH B:502BINDING SITE FOR RESIDUE CA B 7
08AC8SOFTWAREHOH A:532 , ASP B:135 , ASP B:223 , ASP B:225 , ASN B:226 , HOH B:508BINDING SITE FOR RESIDUE CA B 8
09AC9SOFTWAREVAL A:125 , HIS A:129 , TRP A:166 , ILE A:169 , GLN A:173BINDING SITE FOR RESIDUE ISA A 11
10BC1SOFTWAREVAL B:125 , ARG B:128 , HIS B:129 , LYS B:170 , GLN B:173 , HOH B:602BINDING SITE FOR RESIDUE ISA B 12

(-) SS Bonds  (0, 0)

(no "SS Bond" information available for 1ALW)

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 1ALW)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 1ALW)

(-) PROSITE Motifs  (2, 10)

Asymmetric/Biological Unit (2, 10)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1EF_HAND_1PS00018 EF-hand calcium-binding domain.CPNS1_PIG150-162
 
180-192
 		  4A:150-162
B:150-162
A:180-192
B:180-192
2EF_HAND_2PS50222 EF-hand calcium-binding domain profile.CPNS1_PIG167-202
 
137-165
 
232-266
 		  6A:167-202
B:167-202
A:137-165
B:137-165
A:232-266
B:232-266

(-) Exons   (0, 0)

(no "Exon" information available for 1ALW)

(-) 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:173
 aligned with CPNS1_PIG | P04574 from UniProtKB/Swiss-Prot  Length:266

    Alignment length:173
                                   103       113       123       133       143       153       163       173       183       193       203       213       223       233       243       253       263   
            CPNS1_PIG    94 EEVRQFRRLFAQLAGDDMEVSATELMNILNKVVTRHPDLKTDGFGIDTCRSMVAVMDSDTTGKLGFEEFKYLWNNIKKWQAIYKQFDVDRSGTIGSSELPGAFEAAGFHLNEHLYSMIIRRYSDEGGNMDFDNFISCLVRLDAMFRAFKSLDKDGTGQIQVNIQEWLQLTMYS 266
               SCOP domains d1alwa_ A: Calpain small (regulatory) subunit (domain VI)                                                                                                                     SCOP domains
               CATH domains 1alwA00 A:94-266 EF-hand                                                                                                                                                      CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ...hhhhhhhhhhhhhh....hhhhhhhhhhhhhh..........hhhhhhhhhhh.........hhhhhhhhhhhhhhhhhhhhh.........hhhhhhhhhhh.....hhhhhhhhhhh........hhhhhhhhhhhhhhhhhhh........eeeeehhhhhhhhh.. Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                PROSITE (1) --------------------------------------------------------EF_HAND_1    -----------------EF_HAND_1    ---------------------------------------EF_HAND_2  PDB: A:232-266           PROSITE (1)
                PROSITE (2) -------------------------------------------EF_HAND_2  PDB: A:137-165    -EF_HAND_2  PDB: A:167-202           ---------------------------------------------------------------- PROSITE (2)
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1alw A  94 EEVRQFRRLFAQLAGDDMEVSATELMNILNKVVTRHPDLKTDGFGIDTCRSMVAVMDSDTTGKLGFEEFKYLWNNIKKWQAIYKQFDVDRSGTIGSSELPGAFEAAGFHLNEHLYSMIIRRYSDEGGNMDFDNFISCLVRLDAMFRAFKSLDKDGTGQIQVNIQEWLQLTMYS 266
                                   103       113       123       133       143       153       163       173       183       193       203       213       223       233       243       253       263   


Chain B from PDB  Type:PROTEIN  Length:173
 aligned with CPNS1_PIG | P04574 from UniProtKB/Swiss-Prot  Length:266

    Alignment length:173
                                   103       113       123       133       143       153       163       173       183       193       203       213       223       233       243       253       263   
            CPNS1_PIG    94 EEVRQFRRLFAQLAGDDMEVSATELMNILNKVVTRHPDLKTDGFGIDTCRSMVAVMDSDTTGKLGFEEFKYLWNNIKKWQAIYKQFDVDRSGTIGSSELPGAFEAAGFHLNEHLYSMIIRRYSDEGGNMDFDNFISCLVRLDAMFRAFKSLDKDGTGQIQVNIQEWLQLTMYS 266
               SCOP domains d1alwb_ B: Calpain small (regulatory) subunit (domain VI)                                                                                                                     SCOP domains
               CATH domains 1alwB00 B:94-266 EF-hand                                                                                                                                                      CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ..hhhhhhhhhhhhhhh....hhhhhhhhhhhhhh..........hhhhhhhhhhh.........hhhhhhhhhhhhhhhhhhhhh............hhhhhhh......hhhhhhhhhhh........hhhhhhhhhhhhhhhhhhhhh......eeeeehhhhhhhhh.. Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                PROSITE (1) --------------------------------------------------------EF_HAND_1    -----------------EF_HAND_1    ---------------------------------------EF_HAND_2  PDB: B:232-266           PROSITE (1)
                PROSITE (2) -------------------------------------------EF_HAND_2  PDB: B:137-165    -EF_HAND_2  PDB: B:167-202           ---------------------------------------------------------------- PROSITE (2)
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                 1alw B  94 EEVRQFRRLFAQLAGDDMEVSATELMNILNKVVTRHPDLKTDGFGIDTCRSMVAVMDSDTTGKLGFEEFKYLWNNIKKWQAIYKQFDVDRSGTIGSSELPGAFEAAGFHLNEHLYSMIIRRYSDEGGNMDFDNFISCLVRLDAMFRAFKSLDKDGTGQIQVNIQEWLQLTMYS 266
                                   103       113       123       133       143       153       163       173       183       193       203       213       223       233       243       253       263
   Legend:   → Mismatch (orange background)
  - → Gap (green background, '-', border residues have a numbering label)
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  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/Biological Unit
(-)
Class: All alpha proteins (14657)

(-) CATH Domains  (1, 2)

Asymmetric/Biological Unit
(-)
Class: Mainly Alpha (13335)

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 1ALW)

(-) Gene Ontology  (9, 9)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A,B   (CPNS1_PIG | P04574)
molecular function
    GO:0005509    calcium ion binding    Interacting selectively and non-covalently with calcium ions (Ca2+).
    GO:0004198    calcium-dependent cysteine-type endopeptidase activity    Catalysis of the hydrolysis of nonterminal peptide bonds in a polypeptide chain by a mechanism using a cysteine residue at the enzyme active center, and requiring the presence of calcium.
    GO:0046872    metal ion binding    Interacting selectively and non-covalently with any metal ion.
biological process
    GO:0006508    proteolysis    The hydrolysis of proteins into smaller polypeptides and/or amino acids by cleavage of their peptide bonds.
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:0016020    membrane    A lipid bilayer along with all the proteins and protein complexes embedded in it an attached to it.
    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.

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  1alw
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 Related Entries

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

UniProtKB/Swiss-Prot
        CPNS1_PIG | P04574: 1alv 1nx0 1nx1 1nx2 1nx3 4phn

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