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(-) Description

Title :  HUMAN KALLIKREIN-RELATED PEPTIDASE 2 IN COMPLEX WITH BENZAMIDINE
 
Authors :  W. Skala, H. Brandstetter, V. Magdolen, P. Goettig
Date :  31 Oct 13  (Deposition) - 29 Oct 14  (Release) - 08 Apr 15  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.90
Chains :  Asym./Biol. Unit :  A
Keywords :  Chymotrypsin-Like Protease, Zinc Binding, Extracellular, Hydrolase (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  W. Skala, D. T. Utzschneider, V. Magdolen, M. Debela, S. Guo, C. S. Craik, H. Brandstetter, P. Goettig
Structure-Function Analyses Of Human Kallikrein-Related Peptidase 2 Establish The 99-Loop As Master Regulator Of Activity
J. Biol. Chem. V. 289 34267 2014
PubMed-ID: 25326387  |  Reference-DOI: 10.1074/JBC.M114.598201

(-) Compounds

Molecule 1 - KALLIKREIN-2
    ChainsA
    EC Number3.4.21.35
    EngineeredYES
    Expression SystemESCHERICHIA COLI
    Expression System Taxid562
    GeneKLK2
    Organism CommonHUMAN
    Organism ScientificHOMO SAPIENS
    Organism Taxid9606
    SynonymGLANDULAR KALLIKREIN-1, HGK-1, TISSUE KALLIKREIN-2

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (2, 5)

Asymmetric/Biological Unit (2, 5)
No.NameCountTypeFull Name
1BEN2Ligand/IonBENZAMIDINE
2SO43Ligand/IonSULFATE ION

(-) Sites  (5, 5)

Asymmetric Unit (5, 5)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREASP A:189 , THR A:190 , GLY A:192 , SER A:195 , GLY A:216 , PRO A:217 , GLU A:218 , CYS A:220 , ALA A:226 , SO4 A:303BINDING SITE FOR RESIDUE BEN A 301
2AC2SOFTWARETRP A:20 , CYS A:22 , GLU A:23 , HIS A:101 , TYR A:137 , PHE A:179 , HIS A:233 , TYR A:234 , HOH A:433 , HOH A:513BINDING SITE FOR RESIDUE BEN A 302
3AC3SOFTWAREHIS A:57 , ARG A:170 , GLY A:192 , GLY A:193 , SER A:195 , BEN A:301 , HOH A:450 , HOH A:460 , HOH A:534BINDING SITE FOR RESIDUE SO4 A 303
4AC4SOFTWARETRP A:20 , GLU A:21 , LYS A:236BINDING SITE FOR RESIDUE SO4 A 304
5AC5SOFTWARELYS A:60 , LYS A:61BINDING SITE FOR RESIDUE SO4 A 305

(-) SS Bonds  (5, 5)

Asymmetric/Biological Unit
No.Residues
1A:22 -A:157
2A:42 -A:58
3A:136 -A:201
4A:168 -A:182
5A:191 -A:220

(-) Cis Peptide Bonds  (1, 1)

Asymmetric/Biological Unit
No.Residues
1Glu A:218 -Pro A:219

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 4NFE)

(-) PROSITE Motifs  (0, 0)

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

(-) Exons   (0, 0)

(no "Exon" information available for 4NFE)

(-) 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:227
                                                                                                                                                                                                                                                                    
               SCOP domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SCOP domains
               CATH domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- CATH domains
               Pfam domains ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ....ee........eeeeee..eeeeeeeeee..eeeehhhhh....eeee............eeeeeeeeee..............eeeee........................eeeeee...............eeeeeeeehhhhhhhhh.......eeeee...............eeee..eeeeeeee...........eeeee...hhhhhhhhhhhh. Sec.struct. author
                 SAPs(SNPs) ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
                 Transcript ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Transcript
                4nfe A   16 IVGGWECEKHSQPWQVAVYSHGWAHCGGVLVHPQWVLTAAHCLKKNSQVWLGRHNLFEPEDTGQRVPVSHSFPHPLYNMSLDSSHDLMLLRLSEPAKITDVVKVLGLPTQEPALGTTCYASGWGSIEPEEFLRPRSLQCVSLHLLSNDMCARAYSEKVTEFMLCAGLWTGGKDTCGGDSGGPLVCNGVLQGITSWGPEPCALPEKPAVYTKVVHYRKWIKDTIAANP 245A
                                    25        35||      46        56    ||  67        77        87       95B||     106       116       128       138       148       158       168       178      186B       196     ||210       220   |   229       239      |
                                               36|                     61|                              95A|||                        125|                                                       186A|             202|             223A                   245A
                                                38                      63                               95B||                         128                                                        186B              207                                        
                                                                                                          95C|                                                                                                                                                 
                                                                                                            98                                                                                                                                                 

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  extra numbering lines below/above indicate numbering irregularities and modified residue names etc., number ends below/above '|'

 Classification and Annotation

(-) SCOP Domains  (0, 0)

(no "SCOP Domain" information available for 4NFE)

(-) CATH Domains  (0, 0)

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

(-) Pfam Domains  (0, 0)

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

(-) Gene Ontology  (8, 8)

Asymmetric/Biological Unit(hide GO term definitions)

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  Cis Peptide Bonds
    Glu A:218 - Pro A:219   [ RasMol ]  
 

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 Related Entries

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

UniProtKB/Swiss-Prot
        KLK2_HUMAN | P201514nff

(-) Related Entries Specified in the PDB File

4nff