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(-) Description

Title :  HUMAN METHIONINE AMINOPEPTIDASE TYPE II IN COMPLEX WITH L-METHIONINE
 
Authors :  M. C. Nonato, J. Widom, J. Clardy
Date :  04 Jan 02  (Deposition) - 09 Dec 03  (Release) - 24 Feb 09  (Revision)
Method :  X-RAY DIFFRACTION
Resolution :  1.90
Chains :  Asym./Biol. Unit :  A
Keywords :  Central B-Sheet And Two Pairs Of A-Helices, Hydrolase (Keyword Search: [Gene Ontology, PubMed, Web (Google))
 
Reference :  M. C. Nonato, J. Widom, J. Clardy
Human Methionine Aminopeptidase Type 2 In Complex With L- And D-Methionine
Bioorg. Med. Chem. Lett. V. 16 2580 2006
PubMed-ID: 16540317  |  Reference-DOI: 10.1016/J.BMCL.2006.02.047
(for further references see the PDB file header)

(-) Compounds

Molecule 1 - METHIONINE AMINOPEPTIDASE 2
    Cellular LocationCYTOPLASM
    ChainsA
    EC Number3.4.11.18
    EngineeredYES
    Expression SystemSPODOPTERA FRUGIPERDA
    Expression System Cell LineSF21
    Expression System CommonFALL ARMYWORM
    Expression System Taxid7108
    Expression System VectorBACULOVIRUS PACSG2
    Expression System Vector TypeVIRUS
    Organism CommonHUMAN
    Organism ScientificHOMO SAPIENS
    Organism Taxid9606
    SynonymMETHIONYL AMINOPEPTIDASE 2

 Structural Features

(-) Chains, Units

  1
Asymmetric/Biological Unit A

Summary Information (see also Sequences/Alignments below)

(-) Ligands, Modified Residues, Ions  (3, 4)

Asymmetric/Biological Unit (3, 4)
No.NameCountTypeFull Name
1MET1Mod. Amino AcidMETHIONINE
2TBU1Ligand/IonTERTIARY-BUTYL ALCOHOL
3ZN2Ligand/IonZINC ION

(-) Sites  (4, 4)

Asymmetric Unit (4, 4)
No.NameEvidenceResiduesDescription
1AC1SOFTWAREASP A:251 , ASP A:262 , GLU A:459 , ZN A:480 , MET A:601BINDING SITE FOR RESIDUE ZN A 479
2AC2SOFTWAREASP A:262 , HIS A:331 , ALA A:362 , GLU A:364 , GLU A:459 , ZN A:479 , MET A:601BINDING SITE FOR RESIDUE ZN A 480
3AC3SOFTWAREPHE A:219 , ASP A:251 , ASP A:262 , HIS A:339 , GLU A:364 , ALA A:414 , GLU A:459 , ZN A:479 , ZN A:480 , HOH A:787 , HOH A:805BINDING SITE FOR RESIDUE MET A 601
4AC4SOFTWAREMET A:184 , PHE A:265 , LYS A:281 , ASP A:477BINDING SITE FOR RESIDUE TBU A 501

(-) SS Bonds  (1, 1)

Asymmetric/Biological Unit
No.Residues
1A:228 -A:448

(-) Cis Peptide Bonds  (0, 0)

(no "Cis Peptide Bond" information available for 1KQ9)

 Sequence-Structure Mapping

(-) SAPs(SNPs)/Variants  (0, 0)

(no "SAP(SNP)/Variant" information available for 1KQ9)

(-) PROSITE Motifs  (1, 1)

Asymmetric/Biological Unit (1, 1)
 PROSITEUniProtKBPDB
No.IDACDescriptionIDLocationCountLocation
1MAP_2PS01202 Methionine aminopeptidase subfamily 2 signature.MAP2_HUMAN246-262  1A:246-262

(-) Exons   (8, 8)

Asymmetric/Biological Unit (8, 8)
 ENSEMBLUniProtKBPDB
No.Transcript IDExonExon IDGenome LocationLengthIDLocationLengthCountLocationLength
1.1ENST000003236661ENSE00001323969chr12:95867822-95868106285MAP2_HUMAN1-51510--
1.2aENST000003236662aENSE00000753403chr12:95869847-95869954108MAP2_HUMAN51-87370--
1.3ENST000003236663ENSE00000753404chr12:95876991-9587705666MAP2_HUMAN87-109230--
1.4ENST000003236664ENSE00000753405chr12:95879655-95879757103MAP2_HUMAN109-143351A:112-138 (gaps)27
1.5ENST000003236665ENSE00000753406chr12:95887832-95887993162MAP2_HUMAN143-197551A:155-19743
1.6ENST000003236666ENSE00000753407chr12:95888733-95888914182MAP2_HUMAN197-258621A:197-25862
1.7ENST000003236667ENSE00000753408chr12:95889780-9588987495MAP2_HUMAN258-289321A:258-28932
1.8ENST000003236668ENSE00000922696chr12:95897841-9589793797MAP2_HUMAN290-322331A:290-32233
1.9ENST000003236669ENSE00000922697chr12:95905671-95905774104MAP2_HUMAN322-356351A:322-35635
1.10ENST0000032366610ENSE00000922698chr12:95906577-95906692116MAP2_HUMAN357-395391A:357-39539
1.11ENST0000032366611ENSE00001295819chr12:95907428-959096152188MAP2_HUMAN395-478841A:395-47884

(-) 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:350
 aligned with MAP2_HUMAN | P50579 from UniProtKB/Swiss-Prot  Length:478

    Alignment length:368
                                                                                                                                                                                                                                                                                                                                                                                                        478 
                                   121       131       141       151       161       171       181       191       201       211       221       231       241       251       261       271       281       291       301       311       321       331       341       351       361       371       381       391       401       411       421       431       441       451       461       471      | 
           MAP2_HUMAN   112 QTDPPSVPICDLYPNGVFPKGQECEYPPTQDGRTAAWRTTSEEKKALDQASEEIWNDFREAAEAHRQVRKYVMSWIKPGMTMIEICEKLEDCSRKLIKENGLNAGLAFPTGCSLNNCAAHYTPNAGDTTVLQYDDICKIDFGTHISGRIIDCAFTVTFNPKYDTLLKAVKDATNTGIKCAGIDVRLCDVGEAIQEVMESYEVEIDGKTYQVKPIRNLNGHSIGQYRIHAGKTVPIVKGGEATRMEEGEVYAIETFGSTGKGVVHDDMECSHYMKNFDVGHVPIRLPRTKHLLNVINENFGTLAFCRRWLDRLGESKYLMALKNLCDLGIVDPYPPLCDIKGSYTAQFEHTILLRPTCKEVVSRGDDY-   -
               SCOP domains d1  kq9a2 A:112-374,A:449-4                78 Methionine aminopeptidase                                                                                                                                                                                                d1kq9a1 A:375-448 Methionine aminopeptidase, insert domain                d1kq9a2 A:112-374,A:449-478   - SCOP domains
               CATH domains ----------------------------------------------------1kq9A01 A:164-371,A:451-474 Creatinase/methionine aminopeptidase superfamily                                                                                                                                    1kq9A02 A:372-450 'winged helix' repressor DNA binding domain                  1kq9A01                 ----- CATH domains
               Pfam domains -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Pfam domains
         Sec.struct. author ..--...hhhhhh........eee...----------------hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh....hhhhhhhhhhhhhhhhhh.....eeeeeeeeeee..eee.................eeeeeeeee..eeeeeeeee..hhhhhhhhhhhhhhhhhhhhhh....hhhhhhhhhhhhhh..eeee..eeee.ee.....eeee.........ee...............eeeeeeeee......ee.....eeee..........hhhhhhhhhhhhhhh....eehhhhhhh....hhhhhhhhhhh..eeee..ee......eeeeeeeeee....eee........ Sec.struct. author
                 SAPs(SNPs) -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- SAPs(SNPs)
                    PROSITE --------------------------------------------------------------------------------------------------------------------------------------MAP_2            ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- PROSITE
           Transcript 1 (1) Exon 1.4  PDB: A:112-138 (gaps) -----------------------------------------------------Exon 1.6  PDB: A:197-258 UniProt: 197-258                     -------------------------------Exon 1.8  PDB: A:290-322         ----------------------------------Exon 1.10  PDB: A:357-395              ------------------------------------------------------------------------------------ Transcript 1 (1)
           Transcript 1 (2) -------------------------------Exon 1.5  PDB: A:155-197 UniProt: 143-197 [INCOMPLETE] ------------------------------------------------------------Exon 1.7  PDB: A:258-289        --------------------------------Exon 1.9  PDB: A:322-356           --------------------------------------Exon 1.11  PDB: A:395-478 UniProt: 395-478                                          - Transcript 1 (2)
                 1kq9 A 112 QT--PSVPICDLYPNGVFPKGQECEYP----------------KKALDQASEEIWNDFREAAEAHRQVRKYVMSWIKPGMTMIEICEKLEDCSRKLIKENGLNAGLAFPTGCSLNNCAAHYTPNAGDTTVLQYDDICKIDFGTHISGRIIDCAFTVTFNPKYDTLLKAVKDATNTGIKCAGIDVRLCDVGEAIQEVMESYEVEIDGKTYQVKPIRNLNGHSIGQYRIHAGKTVPIIKGGEATRMEEGEVYAIETFGSTGKGVVHDDMECSHYMKNFDVGHVPIRLPRTKHLLNVINENFGTLAFCRRWLDRLGESKYLMALKNLCDLGIVDPYPPLCDIKGSYTAQFEHTILLRPTCKEVVSRGDDYM 601
                             |  |  121       131      |  -         -   |   161       171       181       191       201       211       221       231       241       251       261       271       281       291       301       311       321       331       341       351       361       371       381       391       401       411       421       431       441       451       461       471      ||
                             |  |                   138              155                                                                                                                                                                                                                                                                                                                                478|
                           113  |                                                                                                                                                                                                                                                                                                                                                                        601
                              116                                                                                                                                                                                                                                                                                                                                                                           

   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  (2, 2)

Asymmetric/Biological Unit

(-) CATH Domains  (2, 2)

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

(-) Pfam Domains  (0, 0)

(no "Pfam Domain" information available for 1KQ9)

(-) Gene Ontology  (15, 15)

Asymmetric/Biological Unit(hide GO term definitions)
Chain A   (MAP2_HUMAN | P50579)
molecular function
    GO:0004177    aminopeptidase activity    Catalysis of the hydrolysis of N-terminal amino acid residues from in a polypeptide chain.
    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:0070006    metalloaminopeptidase activity    Catalysis of the hydrolysis of N-terminal amino acid residues from a polypeptide chain by a mechanism in which water acts as a nucleophile, one or two metal ions hold the water molecule in place, and charged amino acid side chains are ligands for the metal ions.
    GO:0008235    metalloexopeptidase activity    Catalysis of the hydrolysis of a peptide bond not more than three residues from the N- or C-terminus of a polypeptide chain by a mechanism in which water acts as a nucleophile, one or two metal ions hold the water molecule in place, and charged amino acid side chains are ligands for the metal ions.
    GO:0008233    peptidase activity    Catalysis of the hydrolysis of a peptide bond. A peptide bond is a covalent bond formed when the carbon atom from the carboxyl group of one amino acid shares electrons with the nitrogen atom from the amino group of a second amino acid.
biological process
    GO:0031365    N-terminal protein amino acid modification    The alteration of the N-terminal amino acid residue in a protein.
    GO:0018206    peptidyl-methionine modification    The modification of peptidyl-methionine.
    GO:0070084    protein initiator methionine removal    The protein modification process in which the translation-initiating methionine or formylmethionine residue is removed from a protein.
    GO:0016485    protein processing    Any protein maturation process achieved by the cleavage of a peptide bond or bonds within a protein. Protein maturation is the process leading to the attainment of the full functional capacity of a protein.
    GO:0006508    proteolysis    The hydrolysis of proteins into smaller polypeptides and/or amino acids by cleavage of their peptide bonds.
    GO:0022400    regulation of rhodopsin mediated signaling pathway    Any process that modulates the frequency, rate or extent of rhodopsin-mediated signaling.
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: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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 Related Entries

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

UniProtKB/Swiss-Prot
        MAP2_HUMAN | P505791b59 1b6a 1bn5 1boa 1kq0 1qzy 1r58 1r5g 1r5h 1yw7 1yw8 1yw9 2adu 2ea2 2ea4 2ga2 2oaz 5cls 5d6e 5d6f 5jfr 5jhu 5ji6

(-) Related Entries Specified in the PDB File

1kq0 HUMAN METAP-2 IN COMPLEX WITH D-METHIONINE