HEADER METAL BINDING PROTEIN 10-JUN-16 5B7X TITLE NMR SOLUTION STRUCTURE OF AN EF-HAND CALCIUM BINDING PROTEIN (EHCABP6) TITLE 2 FROM ENTAMOEBA HISTOLYTICA COMPND MOL_ID: 1; COMPND 2 MOLECULE: CALMODULIN, PUTATIVE; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: EHCABP6; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ENTAMOEBA HISTOLYTICA HM-3:IMSS; SOURCE 3 ORGANISM_TAXID: 885315; SOURCE 4 STRAIN: HM-3:IMSS; SOURCE 5 GENE: KM1_072120; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_STRAIN: BL21(DE3) KEYWDS EF-HAND, GTPASE, NUCLEAR PROTEIN, METAL BINDING PROTEIN EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR D.VERMA,K.V.CHARY REVDAT 3 15-MAY-24 5B7X 1 REMARK REVDAT 2 14-JUN-23 5B7X 1 REMARK REVDAT 1 03-MAY-17 5B7X 0 JRNL AUTH D.VERMA,A.MURMU,A.BHATTACHARYA,K.V.CHARY JRNL TITL AN UNUSUAL NUCLEAR LOCALIZED CA2+-BINDING PROTEIN FROM JRNL TITL 2 ENTAMOEBA HISTOLYTICA THAT EXHIBITS GTPASE ACTIVITY JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : CYANA REMARK 3 AUTHORS : GUNTERT, MUMENTHALER AND WUTHRICH REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 5B7X COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 13-JUN-16. REMARK 100 THE DEPOSITION ID IS D_1300000692. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 298 REMARK 210 PH : 6.8 REMARK 210 IONIC STRENGTH : 0.05 REMARK 210 PRESSURE : 1 ATM REMARK 210 SAMPLE CONTENTS : 1 MM [U-15N] EHCABP6, 90% REMARK 210 H2O/10% D2O; 1 MM [U-13C; U-15N] REMARK 210 EHCABP6, 90% H2O/10% D2O; 1 MM REMARK 210 [U-13C] EHCABP6, 100% D2O; 1 MM REMARK 210 [U-10% 13C] EHCABP6, 100% D2O; 1 REMARK 210 MM EHCABP6, 100% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D 1H-15N HSQC; 2D 1H-13C HSQC; REMARK 210 3D HNCO; 3D HNCA; 3D CBCA(CO)NH; REMARK 210 3D HNCACB; 3D HNHA; 3D HNHB; 3D REMARK 210 1H-15N TOCSY; 3D 1H-15N NOESY; REMARK 210 3D 1H-13C NOESY REMARK 210 SPECTROMETER FIELD STRENGTH : 800 MHZ REMARK 210 SPECTROMETER MODEL : AVANCE REMARK 210 SPECTROMETER MANUFACTURER : BRUKER REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : CARA, TOPSPIN REMARK 210 METHOD USED : SIMULATED ANNEALING REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 500 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 20 REMARK 210 CONFORMERS, SELECTION CRITERIA : STRUCTURES WITH THE LOWEST REMARK 210 ENERGY REMARK 210 REMARK 210 BEST REPRESENTATIVE CONFORMER IN THIS ENSEMBLE : 1 REMARK 210 REMARK 210 REMARK: NULL REMARK 215 REMARK 215 NMR STUDY REMARK 215 THE COORDINATES IN THIS ENTRY WERE GENERATED FROM SOLUTION REMARK 215 NMR DATA. PROTEIN DATA BANK CONVENTIONS REQUIRE THAT REMARK 215 CRYST1 AND SCALE RECORDS BE INCLUDED, BUT THE VALUES ON REMARK 215 THESE RECORDS ARE MEANINGLESS. REMARK 300 REMARK 300 BIOMOLECULE: 1 REMARK 300 SEE REMARK 350 FOR THE AUTHOR PROVIDED AND/OR PROGRAM REMARK 300 GENERATED ASSEMBLY INFORMATION FOR THE STRUCTURE IN REMARK 300 THIS ENTRY. THE REMARK MAY ALSO PROVIDE INFORMATION ON REMARK 300 BURIED SURFACE AREA. REMARK 350 REMARK 350 COORDINATES FOR A COMPLETE MULTIMER REPRESENTING THE KNOWN REMARK 350 BIOLOGICALLY SIGNIFICANT OLIGOMERIZATION STATE OF THE REMARK 350 MOLECULE CAN BE GENERATED BY APPLYING BIOMT TRANSFORMATIONS REMARK 350 GIVEN BELOW. BOTH NON-CRYSTALLOGRAPHIC AND REMARK 350 CRYSTALLOGRAPHIC OPERATIONS ARE GIVEN. REMARK 350 REMARK 350 BIOMOLECULE: 1 REMARK 350 AUTHOR DETERMINED BIOLOGICAL UNIT: MONOMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A REMARK 350 BIOMT1 1 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 1 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 1 0.000000 0.000000 1.000000 0.00000 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: TORSION ANGLES REMARK 500 REMARK 500 TORSION ANGLES OUTSIDE THE EXPECTED RAMACHANDRAN REGIONS: REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT:(10X,I3,1X,A3,1X,A1,I4,A1,4X,F7.2,3X,F7.2) REMARK 500 REMARK 500 EXPECTED VALUES: GJ KLEYWEGT AND TA JONES (1996). PHI/PSI- REMARK 500 CHOLOGY: RAMACHANDRAN REVISITED. STRUCTURE 4, 1395 - 1400 REMARK 500 REMARK 500 M RES CSSEQI PSI PHI REMARK 500 1 MET A 3 66.28 -153.97 REMARK 500 1 GLU A 4 73.93 59.58 REMARK 500 1 GLU A 6 -75.20 -56.70 REMARK 500 1 ALA A 7 160.52 62.97 REMARK 500 1 TYR A 26 33.06 72.02 REMARK 500 1 ALA A 59 -79.35 -179.03 REMARK 500 1 GLU A 63 -62.74 -92.86 REMARK 500 1 THR A 64 139.84 -171.17 REMARK 500 1 PHE A 65 -78.96 -156.33 REMARK 500 1 GLN A 66 -32.47 178.59 REMARK 500 1 LYS A 118 69.30 66.10 REMARK 500 1 MET A 119 96.66 -68.40 REMARK 500 1 THR A 120 -169.41 -102.40 REMARK 500 1 GLU A 136 37.55 -91.20 REMARK 500 1 HIS A 151 76.90 63.54 REMARK 500 1 HIS A 154 54.35 -177.75 REMARK 500 2 SER A 2 105.06 63.20 REMARK 500 2 ALA A 7 69.14 -167.58 REMARK 500 2 TYR A 26 32.59 71.39 REMARK 500 2 CYS A 44 -75.17 -51.27 REMARK 500 2 ALA A 59 80.31 -179.14 REMARK 500 2 GLU A 63 -63.59 -139.76 REMARK 500 2 PHE A 65 -92.45 -167.52 REMARK 500 2 GLN A 66 -36.75 -162.42 REMARK 500 2 ASP A 82 -34.94 -178.86 REMARK 500 2 LYS A 118 125.21 -178.63 REMARK 500 2 THR A 120 -169.60 -101.59 REMARK 500 2 GLU A 136 37.86 -90.89 REMARK 500 2 HIS A 151 -178.28 63.04 REMARK 500 2 HIS A 152 -171.59 -63.39 REMARK 500 2 HIS A 153 -68.10 -138.26 REMARK 500 2 HIS A 154 -74.50 -121.13 REMARK 500 2 HIS A 155 -49.27 -177.27 REMARK 500 3 MET A 3 81.05 57.11 REMARK 500 3 GLU A 4 51.28 -140.92 REMARK 500 3 ALA A 7 160.38 63.64 REMARK 500 3 TYR A 26 32.68 71.24 REMARK 500 3 CYS A 44 -75.50 -48.76 REMARK 500 3 ALA A 59 83.09 173.54 REMARK 500 3 ILE A 60 -173.56 -57.78 REMARK 500 3 GLU A 61 -176.15 -173.60 REMARK 500 3 GLU A 63 -62.72 -120.37 REMARK 500 3 PHE A 65 -94.73 -167.52 REMARK 500 3 GLN A 66 -36.73 -161.45 REMARK 500 3 SER A 79 31.67 -95.37 REMARK 500 3 ASP A 82 54.75 -160.87 REMARK 500 3 LYS A 99 109.77 -37.28 REMARK 500 3 LYS A 118 140.21 -179.50 REMARK 500 3 THR A 120 -169.84 -101.67 REMARK 500 3 HIS A 151 173.37 60.46 REMARK 500 REMARK 500 THIS ENTRY HAS 310 RAMACHANDRAN OUTLIERS. REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CA A 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CA A 202 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 36002 RELATED DB: BMRB DBREF 5B7X A 1 150 UNP M7WXJ8 M7WXJ8_ENTHI 1 150 SEQADV 5B7X HIS A 151 UNP M7WXJ8 EXPRESSION TAG SEQADV 5B7X HIS A 152 UNP M7WXJ8 EXPRESSION TAG SEQADV 5B7X HIS A 153 UNP M7WXJ8 EXPRESSION TAG SEQADV 5B7X HIS A 154 UNP M7WXJ8 EXPRESSION TAG SEQADV 5B7X HIS A 155 UNP M7WXJ8 EXPRESSION TAG SEQADV 5B7X HIS A 156 UNP M7WXJ8 EXPRESSION TAG SEQRES 1 A 156 MET SER MET GLU ILE GLU ALA PRO ASN ALA ASN THR GLN SEQRES 2 A 156 LYS ILE ARG ASP CYS PHE ASN PHE TYR ASP ARG ASP TYR SEQRES 3 A 156 ASP GLY LYS ILE ASP VAL LYS GLN LEU GLY THR LEU ILE SEQRES 4 A 156 ARG SER LEU GLY CYS ALA PRO THR GLU ASP GLU VAL ASN SEQRES 5 A 156 SER TYR ILE LYS GLU PHE ALA ILE GLU GLY GLU THR PHE SEQRES 6 A 156 GLN ILE GLU GLN PHE GLU LEU ILE MET GLU ARG GLU GLN SEQRES 7 A 156 SER LYS PRO ASP THR ARG GLU ILE LYS LEU ARG LYS ALA SEQRES 8 A 156 PHE GLU VAL PHE ASP GLN ASP LYS ASP GLY LYS ILE LYS SEQRES 9 A 156 ALA SER ASP LEU ALA HIS ASN LEU THR THR VAL GLY ASP SEQRES 10 A 156 LYS MET THR LYS GLU GLU VAL GLU LYS VAL PHE SER ILE SEQRES 11 A 156 LEU GLY ILE THR MET GLU SER ASP ILE ASP LEU ALA THR SEQRES 12 A 156 PHE LEU LYS LEU VAL ALA LEU HIS HIS HIS HIS HIS HIS HET CA A 201 1 HET CA A 202 1 HETNAM CA CALCIUM ION FORMUL 2 CA 2(CA 2+) HELIX 1 AA1 ASN A 9 ARG A 24 1 16 HELIX 2 AA2 LYS A 33 GLY A 43 1 11 HELIX 3 AA3 THR A 47 ALA A 59 1 13 HELIX 4 AA4 GLN A 66 GLU A 68 5 3 HELIX 5 AA5 GLN A 69 SER A 79 1 11 HELIX 6 AA6 LYS A 87 VAL A 94 1 8 HELIX 7 AA7 LYS A 104 GLY A 116 1 13 HELIX 8 AA8 THR A 120 LEU A 131 1 12 HELIX 9 AA9 ASP A 140 HIS A 151 1 12 SITE 1 AC1 5 ASP A 23 ASP A 25 ASP A 27 LYS A 29 SITE 2 AC1 5 GLN A 34 SITE 1 AC2 4 ASP A 96 ASP A 98 LYS A 99 ILE A 103 CRYST1 1.000 1.000 1.000 90.00 90.00 90.00 P 1 1 ORIGX1 1.000000 0.000000 0.000000 0.00000 ORIGX2 0.000000 1.000000 0.000000 0.00000 ORIGX3 0.000000 0.000000 1.000000 0.00000 SCALE1 1.000000 0.000000 0.000000 0.00000 SCALE2 0.000000 1.000000 0.000000 0.00000 SCALE3 0.000000 0.000000 1.000000 0.00000 MODEL 1