HEADER METAL BINDING PROTEIN 11-FEB-07 2JNX TITLE NMR DERIVED SOLUTION STRUCTURE OF AN EF-HAND CALCIUM BINDING PROTEIN TITLE 2 FROM ENTAMOEBA HISTOLYTICA COMPND MOL_ID: 1; COMPND 2 MOLECULE: CALCIUM BINDING PROTEIN 2; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: ENTAMOEBA HISTOLYTICA; SOURCE 3 ORGANISM_TAXID: 5759; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS CALCIUM BINDING PROTEIN, EHCABP2, METAL BINDING PROTEIN EXPDTA SOLUTION NMR NUMMDL 20 AUTHOR S.M.MUSTAFI,R.B.MUTALIK,K.V.CHARY REVDAT 4 20-DEC-23 2JNX 1 REMARK REVDAT 3 09-MAR-22 2JNX 1 REMARK REVDAT 2 24-FEB-09 2JNX 1 VERSN REVDAT 1 12-FEB-08 2JNX 0 JRNL AUTH S.M.MUSTAFI,R.B.MUTALIK JRNL TITL STRUCTURE, DYNAMICS, AND PHYSIOLOGICAL PROPERTIES OF A JRNL TITL 2 CALCIUM BINDING PROTEIN FROM ENTAMOEBA HISTOLYTICA (EHCABP2) JRNL REF TO BE PUBLISHED JRNL REFN REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : DYANA 1.5, DYANA 1.5 REMARK 3 AUTHORS : GUNTERT, BRAUN AND WUTHRICH (DYANA), GUNTERT, REMARK 3 BRAUN AND WUTHRICH (DYANA) REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2JNX COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 14-FEB-07. REMARK 100 THE DEPOSITION ID IS D_1000100069. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 308 REMARK 210 PH : 4.2 REMARK 210 IONIC STRENGTH : NULL REMARK 210 PRESSURE : AMBIENT REMARK 210 SAMPLE CONTENTS : 1.5 MM [U-100% 13C; U-100% 15N] REMARK 210 PROTEIN, 150 MM SODIUM ACETATE- REMARK 210 ACETIC ACID BUFFER, 90% H2O/10% REMARK 210 D2O; 1.5 MM [U-100% 15N] PROTEIN, REMARK 210 100 MM NACL, 20 MM CACL2, 90% REMARK 210 H2O/10% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 3D 1H-13C NOESY; 3D 1H-15N REMARK 210 NOESY; 3D 1H-15N TOCSY; 2D 1H-1H REMARK 210 NOESY REMARK 210 SPECTROMETER FIELD STRENGTH : 800 MHZ; 600 MHZ REMARK 210 SPECTROMETER MODEL : AVANCE; INOVA REMARK 210 SPECTROMETER MANUFACTURER : BRUKER; VARIAN REMARK 210 REMARK 210 STRUCTURE DETERMINATION. REMARK 210 SOFTWARE USED : NULL REMARK 210 METHOD USED : TORSION ANGLE DYNAMICS REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 400 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 20 REMARK 210 CONFORMERS, SELECTION CRITERIA : TARGET FUNCTION 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 CA GLY A 88 CA CA A 175 0.51 REMARK 500 N GLY A 88 CA CA A 175 0.96 REMARK 500 HG22 VAL A 17 CA CA A 145 1.16 REMARK 500 CG2 VAL A 17 CA CA A 145 1.23 REMARK 500 HA3 GLY A 88 CA CA A 175 1.29 REMARK 500 HA2 GLY A 88 CA CA A 175 1.31 REMARK 500 HG21 VAL A 17 CA CA A 145 1.34 REMARK 500 O LEU A 92 H ILE A 124 1.46 REMARK 500 HD2 ASP A 117 CA CA A 185 1.47 REMARK 500 O LYS A 94 HG1 THR A 98 1.52 REMARK 500 O LYS A 7 H ALA A 11 1.54 REMARK 500 O VAL A 109 H ILE A 113 1.57 REMARK 500 H VAL A 17 O ILE A 53 1.58 REMARK 500 O ALA A 56 H LYS A 60 1.59 REMARK 500 O SER A 71 H VAL A 75 1.59 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 ALA A 4 79.92 -175.84 REMARK 500 1 LEU A 5 114.15 -172.09 REMARK 500 1 ALA A 11 -47.58 73.50 REMARK 500 1 ASN A 12 -31.88 -38.10 REMARK 500 1 VAL A 17 -176.17 179.86 REMARK 500 1 TYR A 19 -29.72 -36.75 REMARK 500 1 SER A 28 40.63 -96.91 REMARK 500 1 LYS A 29 -96.27 -138.40 REMARK 500 1 PRO A 31 -161.54 -75.06 REMARK 500 1 ILE A 32 -43.15 -165.05 REMARK 500 1 ASN A 34 -24.76 158.50 REMARK 500 1 LEU A 38 -70.36 -59.65 REMARK 500 1 LEU A 40 -70.53 -60.24 REMARK 500 1 ASP A 46 -90.31 -99.61 REMARK 500 1 ILE A 47 29.62 38.85 REMARK 500 1 ASN A 50 -83.67 -178.89 REMARK 500 1 LEU A 55 -32.61 -37.97 REMARK 500 1 GLN A 68 65.74 -103.73 REMARK 500 1 ASP A 69 59.03 177.00 REMARK 500 1 LEU A 70 -62.99 -175.14 REMARK 500 1 LEU A 83 -70.01 -65.54 REMARK 500 1 MET A 84 -28.96 -38.69 REMARK 500 1 LYS A 94 -78.92 -28.77 REMARK 500 1 THR A 98 -53.27 -29.81 REMARK 500 1 VAL A 110 -33.66 -39.54 REMARK 500 1 ALA A 118 40.74 163.58 REMARK 500 1 ASP A 121 -46.30 -132.95 REMARK 500 2 ALA A 2 97.86 -173.11 REMARK 500 2 LEU A 5 128.34 69.25 REMARK 500 2 ALA A 11 -30.21 -36.96 REMARK 500 2 ASN A 12 -39.62 -32.22 REMARK 500 2 VAL A 17 -174.94 178.44 REMARK 500 2 TYR A 19 -29.85 -35.68 REMARK 500 2 SER A 28 43.33 -91.25 REMARK 500 2 LYS A 29 -95.60 -129.89 REMARK 500 2 PRO A 31 -160.36 -75.00 REMARK 500 2 ILE A 32 -43.58 -162.88 REMARK 500 2 ASN A 34 -31.21 170.48 REMARK 500 2 ASN A 50 -89.14 167.67 REMARK 500 2 GLU A 52 110.76 -160.67 REMARK 500 2 LEU A 55 -33.53 -36.91 REMARK 500 2 GLU A 67 -75.28 -42.43 REMARK 500 2 GLN A 68 60.74 -167.33 REMARK 500 2 ASP A 69 -65.05 72.96 REMARK 500 2 MET A 84 -30.30 -37.38 REMARK 500 2 ASP A 85 -164.14 -56.82 REMARK 500 2 ALA A 86 -51.67 160.87 REMARK 500 2 LYS A 94 -79.16 -31.30 REMARK 500 2 PHE A 100 -70.43 -62.79 REMARK 500 2 TYR A 106 69.83 -159.14 REMARK 500 REMARK 500 THIS ENTRY HAS 539 RAMACHANDRAN OUTLIERS. REMARK 500 REMARK 500 REMARK: NULL REMARK 620 REMARK 620 METAL COORDINATION REMARK 620 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 620 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE): REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 175 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 87 O REMARK 620 2 GLY A 88 O 72.9 REMARK 620 3 ASP A 89 N 80.4 49.8 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 185 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 117 OD2 REMARK 620 2 ASP A 121 OD2 107.2 REMARK 620 N 1 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 145 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 155 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 175 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 185 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2JN1 RELATED DB: PDB REMARK 900 RELATED ID: 2JN2 RELATED DB: PDB REMARK 900 RELATED ID: 6433 RELATED DB: BMRB DBREF 2JNX A 1 134 UNP Q6R3G0 Q6R3G0_ENTHI 1 134 SEQRES 1 A 134 MET ALA GLU ALA LEU PHE LYS GLN LEU ASP ALA ASN GLY SEQRES 2 A 134 ASP GLY SER VAL SER TYR GLU GLU VAL LYS ALA PHE VAL SEQRES 3 A 134 SER SER LYS ARG PRO ILE LYS ASN GLU GLN LEU LEU GLN SEQRES 4 A 134 LEU ILE PHE LYS ALA ILE ASP ILE ASP GLY ASN GLY GLU SEQRES 5 A 134 ILE ASP LEU ALA GLU PHE THR LYS PHE ALA ALA ALA VAL SEQRES 6 A 134 LYS GLU GLN ASP LEU SER ASP GLU LYS VAL GLY LEU LYS SEQRES 7 A 134 ILE LEU TYR LYS LEU MET ASP ALA ASP GLY ASP GLY LYS SEQRES 8 A 134 LEU THR LYS GLU GLU VAL THR THR PHE PHE LYS LYS PHE SEQRES 9 A 134 GLY TYR GLU LYS VAL VAL ASP GLN ILE MET LYS ALA ASP SEQRES 10 A 134 ALA ASN GLY ASP GLY TYR ILE THR LEU GLU GLU PHE LEU SEQRES 11 A 134 ALA PHE ASN LEU HET CA A 145 1 HET CA A 155 1 HET CA A 175 1 HET CA A 185 1 HETNAM CA CALCIUM ION FORMUL 2 CA 4(CA 2+) HELIX 1 1 LEU A 5 ALA A 11 1 7 HELIX 2 2 SER A 18 SER A 28 1 11 HELIX 3 3 ASN A 34 ILE A 47 1 14 HELIX 4 4 LEU A 55 GLU A 67 1 13 HELIX 5 5 LEU A 70 MET A 84 1 15 HELIX 6 6 LYS A 94 GLY A 105 1 12 HELIX 7 7 LYS A 108 ASP A 117 1 10 HELIX 8 8 LEU A 126 ASN A 133 1 8 SHEET 1 A 2 SER A 16 VAL A 17 0 SHEET 2 A 2 ILE A 53 ASP A 54 -1 O ILE A 53 N VAL A 17 SHEET 1 B 2 LYS A 91 THR A 93 0 SHEET 2 B 2 TYR A 123 THR A 125 -1 O ILE A 124 N LEU A 92 LINK OD1 ASP A 10 CA CA A 145 1555 1555 2.30 LINK OD2 ASP A 46 CA CA A 155 1555 1555 2.72 LINK O ASP A 87 CA CA A 175 1555 1555 2.59 LINK O GLY A 88 CA CA A 175 1555 1555 2.79 LINK N ASP A 89 CA CA A 175 1555 1555 2.56 LINK OD2 ASP A 117 CA CA A 185 1555 1555 2.45 LINK OD2 ASP A 121 CA CA A 185 1555 1555 2.83 SITE 1 AC1 6 ASP A 10 ASN A 12 ASP A 14 SER A 16 SITE 2 AC1 6 VAL A 17 GLU A 21 SITE 1 AC2 4 ASP A 46 ASN A 50 GLU A 52 GLU A 57 SITE 1 AC3 6 ASP A 85 ASP A 87 GLY A 88 ASP A 89 SITE 2 AC3 6 LYS A 91 GLU A 96 SITE 1 AC4 5 ASP A 117 ASN A 119 ASP A 121 TYR A 123 SITE 2 AC4 5 GLU A 128 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