HEADER METAL BINDING PROTEIN 26-APR-13 2M7N TITLE C-TERMINAL STRUCTURE OF (Y81F)-EHCABP1 COMPND MOL_ID: 1; COMPND 2 MOLECULE: CALCIUM-BINDING PROTEIN; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CABP; COMPND 5 ENGINEERED: YES; COMPND 6 MUTATION: 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; SOURCE 6 EXPRESSION_SYSTEM_VECTOR: PET30A KEYWDS PROTEIN, METAL BINDING PROTEIN EXPDTA SOLUTION NMR NUMMDL 10 AUTHOR K.V.CHARY,A.K.ROUT,S.PATEL,A.BHATTACHARYA REVDAT 4 14-JUN-23 2M7N 1 REMARK SEQADV LINK REVDAT 3 28-AUG-13 2M7N 1 JRNL REVDAT 2 03-JUL-13 2M7N 1 JRNL REVDAT 1 19-JUN-13 2M7N 0 JRNL AUTH A.K.ROUT,S.PATEL,SOMLATA,M.SHUKLA,D.SARASWATHI, JRNL AUTH 2 A.BHATTACHARYA,K.V.CHARY JRNL TITL FUNCTIONAL MANIPULATION OF A CALCIUM-BINDING PROTEIN FROM JRNL TITL 2 ENTAMOEBA HISTOLYTICA GUIDED BY PARAMAGNETIC NMR. JRNL REF J.BIOL.CHEM. V. 288 23473 2013 JRNL REFN ISSN 0021-9258 JRNL PMID 23782698 JRNL DOI 10.1074/JBC.M112.411058 REMARK 2 REMARK 2 RESOLUTION. NOT APPLICABLE. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : TOPSPIN, CYANA REMARK 3 AUTHORS : BRUKER BIOSPIN (TOPSPIN), GUNTERT, MUMENTHALER AND REMARK 3 WUTHRICH (CYANA) REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 2M7N COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 02-MAY-13. REMARK 100 THE DEPOSITION ID IS D_1000103311. REMARK 210 REMARK 210 EXPERIMENTAL DETAILS REMARK 210 EXPERIMENT TYPE : NMR REMARK 210 TEMPERATURE (KELVIN) : 298 REMARK 210 PH : 7.4 REMARK 210 IONIC STRENGTH : 0.05 REMARK 210 PRESSURE : AMBIENT REMARK 210 SAMPLE CONTENTS : 0.8 MM [U-99% 15N] (Y81F) REMARK 210 -EHCABP1, 90% H2O/10% D2O; 0.8 REMARK 210 MM [U-99% 13C; U-99% 15N] (Y81F)- REMARK 210 EHCABP1, 90% H2O/10% D2O; 0.8 MM REMARK 210 [U-99% 13C; U-99% 15N] (Y81F)- REMARK 210 EHCABP1, 100% D2O REMARK 210 REMARK 210 NMR EXPERIMENTS CONDUCTED : 2D 1H-15N HSQC; 2D 1H-13C HSQC; REMARK 210 3D HNCO; 3D HNCACB; 3D 1H-15N REMARK 210 TOCSY; 3D HCCH-TOCSY; 3D 1H-13C REMARK 210 NOESY; 3D 1H-15N 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 : TOPSPIN, FELIX, CARA, CYANA REMARK 210 METHOD USED : SIMULATED ANNEALING, TORSION REMARK 210 ANGLE DYNAMICS REMARK 210 REMARK 210 CONFORMERS, NUMBER CALCULATED : 50 REMARK 210 CONFORMERS, NUMBER SUBMITTED : 10 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 465 REMARK 465 MISSING RESIDUES REMARK 465 THE FOLLOWING RESIDUES WERE NOT LOCATED IN THE REMARK 465 EXPERIMENT. (RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 465 SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 MODELS 1-10 REMARK 465 RES C SSSEQI REMARK 465 MET A 1 REMARK 465 ALA A 2 REMARK 465 GLU A 3 REMARK 465 ALA A 4 REMARK 465 LEU A 5 REMARK 465 PHE A 6 REMARK 465 LYS A 7 REMARK 465 GLU A 8 REMARK 465 ILE A 9 REMARK 465 ASP A 10 REMARK 465 VAL A 11 REMARK 465 ASN A 12 REMARK 465 GLY A 13 REMARK 465 ASP A 14 REMARK 465 GLY A 15 REMARK 465 ALA A 16 REMARK 465 VAL A 17 REMARK 465 SER A 18 REMARK 465 TYR A 19 REMARK 465 GLU A 20 REMARK 465 GLU A 21 REMARK 465 VAL A 22 REMARK 465 LYS A 23 REMARK 465 ALA A 24 REMARK 465 PHE A 25 REMARK 465 VAL A 26 REMARK 465 SER A 27 REMARK 465 LYS A 28 REMARK 465 LYS A 29 REMARK 465 ARG A 30 REMARK 465 ALA A 31 REMARK 465 ILE A 32 REMARK 465 LYS A 33 REMARK 465 ASN A 34 REMARK 465 GLU A 35 REMARK 465 GLN A 36 REMARK 465 LEU A 37 REMARK 465 LEU A 38 REMARK 465 GLN A 39 REMARK 465 LEU A 40 REMARK 465 ILE A 41 REMARK 465 PHE A 42 REMARK 465 LYS A 43 REMARK 465 SER A 44 REMARK 465 ILE A 45 REMARK 465 ASP A 46 REMARK 465 ALA A 47 REMARK 465 ASP A 48 REMARK 465 GLY A 49 REMARK 465 ASN A 50 REMARK 465 GLY A 51 REMARK 465 GLU A 52 REMARK 465 ILE A 53 REMARK 465 ASP A 54 REMARK 465 GLN A 55 REMARK 465 ASN A 56 REMARK 465 GLU A 57 REMARK 465 PHE A 58 REMARK 465 ALA A 59 REMARK 465 LYS A 60 REMARK 465 PHE A 61 REMARK 465 TYR A 62 REMARK 465 GLY A 63 REMARK 465 SER A 64 REMARK 465 ILE A 65 REMARK 465 GLN A 66 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 LEU A 70 -170.26 -61.29 REMARK 500 1 ASP A 72 149.04 -35.52 REMARK 500 1 ASP A 85 74.09 -106.54 REMARK 500 1 PHE A 132 69.91 -108.38 REMARK 500 2 LEU A 70 -170.46 -60.88 REMARK 500 2 ASP A 72 149.50 -35.77 REMARK 500 2 PHE A 132 70.36 -111.33 REMARK 500 3 LEU A 70 -170.29 -60.91 REMARK 500 3 ASP A 72 149.16 -35.54 REMARK 500 3 ASP A 85 75.07 -105.78 REMARK 500 3 PHE A 132 69.96 -108.58 REMARK 500 4 LEU A 70 179.74 -57.44 REMARK 500 4 ASP A 72 149.14 -35.55 REMARK 500 4 PHE A 132 70.45 -112.18 REMARK 500 5 LEU A 70 -176.73 -58.87 REMARK 500 5 ASP A 72 149.00 -35.37 REMARK 500 5 ASP A 85 74.85 -104.08 REMARK 500 5 PHE A 132 69.97 -109.53 REMARK 500 6 ASP A 72 149.08 -35.38 REMARK 500 6 PHE A 132 70.28 -111.96 REMARK 500 7 ASP A 72 148.13 -35.00 REMARK 500 7 ASP A 85 76.15 -102.18 REMARK 500 7 PHE A 132 69.77 -110.85 REMARK 500 8 LEU A 70 -171.11 -60.28 REMARK 500 8 ASP A 72 147.66 -34.76 REMARK 500 8 ASP A 85 73.56 -103.21 REMARK 500 8 PHE A 132 70.08 -109.50 REMARK 500 9 ASP A 72 148.82 -35.23 REMARK 500 9 PHE A 132 70.20 -112.09 REMARK 500 10 LEU A 70 177.93 -59.71 REMARK 500 10 ASP A 72 147.83 -34.90 REMARK 500 10 ASP A 85 76.83 -105.75 REMARK 500 10 PHE A 132 70.00 -109.27 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 201 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 85 OD2 REMARK 620 2 ASP A 85 OD1 30.5 REMARK 620 3 ASP A 87 OD1 103.7 74.4 REMARK 620 4 ASP A 87 OD2 148.3 118.4 44.6 REMARK 620 5 ASP A 89 OD1 72.9 62.8 57.0 85.8 REMARK 620 6 ASP A 89 OD2 115.6 106.3 59.0 54.5 44.6 REMARK 620 7 LYS A 91 O 73.4 91.2 109.5 113.4 55.3 60.6 REMARK 620 8 GLU A 96 OE2 54.9 74.5 138.3 144.4 127.1 158.8 98.4 REMARK 620 9 GLU A 96 OE1 98.6 105.8 119.4 98.5 168.4 145.4 130.8 46.6 REMARK 620 N 1 2 3 4 5 6 7 8 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 202 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 117 OD2 REMARK 620 2 ASP A 117 OD1 45.8 REMARK 620 3 ASN A 119 OD1 106.3 60.8 REMARK 620 4 ASP A 121 OD2 120.9 99.7 72.0 REMARK 620 5 ASP A 121 OD1 64.1 59.1 86.3 56.8 REMARK 620 6 TYR A 123 O 80.5 108.6 135.0 67.0 56.0 REMARK 620 7 GLU A 128 OE1 107.1 145.5 134.3 114.3 136.7 81.0 REMARK 620 8 GLU A 128 OE2 140.0 169.6 113.5 70.0 113.4 68.7 44.8 REMARK 620 N 1 2 3 4 5 6 7 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: 19197 RELATED DB: BMRB REMARK 900 RELATED ID: 2M7M RELATED DB: PDB DBREF 2M7N A 1 134 UNP P38505 CALBP_ENTHI 1 134 SEQADV 2M7N PHE A 81 UNP P38505 TYR 81 ENGINEERED MUTATION SEQRES 1 A 134 MET ALA GLU ALA LEU PHE LYS GLU ILE ASP VAL ASN GLY SEQRES 2 A 134 ASP GLY ALA VAL SER TYR GLU GLU VAL LYS ALA PHE VAL SEQRES 3 A 134 SER LYS LYS ARG ALA ILE LYS ASN GLU GLN LEU LEU GLN SEQRES 4 A 134 LEU ILE PHE LYS SER ILE ASP ALA ASP GLY ASN GLY GLU SEQRES 5 A 134 ILE ASP GLN ASN GLU PHE ALA LYS PHE TYR GLY SER ILE SEQRES 6 A 134 GLN GLY GLN ASP LEU SER ASP ASP LYS ILE GLY LEU LYS SEQRES 7 A 134 VAL LEU PHE LYS LEU MET ASP VAL ASP GLY ASP GLY LYS SEQRES 8 A 134 LEU THR LYS GLU GLU VAL THR SER PHE PHE LYS LYS HIS SEQRES 9 A 134 GLY ILE GLU LYS VAL ALA GLU GLN VAL 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 GLU PHE SER LEU HET CA A 201 1 HET CA A 202 1 HETNAM CA CALCIUM ION FORMUL 2 CA 2(CA 2+) HELIX 1 1 LYS A 74 MET A 84 1 11 HELIX 2 2 LYS A 94 LYS A 103 1 10 HELIX 3 3 LYS A 108 ASP A 117 1 10 HELIX 4 4 LEU A 126 PHE A 132 1 7 SHEET 1 A 2 LYS A 91 THR A 93 0 SHEET 2 A 2 TYR A 123 THR A 125 -1 O ILE A 124 N LEU A 92 LINK OD2 ASP A 85 CA CA A 201 1555 1555 3.01 LINK OD1 ASP A 85 CA CA A 201 1555 1555 1.01 LINK OD1 ASP A 87 CA CA A 201 1555 1555 2.91 LINK OD2 ASP A 87 CA CA A 201 1555 1555 2.89 LINK OD1 ASP A 89 CA CA A 201 1555 1555 2.99 LINK OD2 ASP A 89 CA CA A 201 1555 1555 2.78 LINK O LYS A 91 CA CA A 201 1555 1555 3.04 LINK OE2 GLU A 96 CA CA A 201 1555 1555 2.81 LINK OE1 GLU A 96 CA CA A 201 1555 1555 2.74 LINK OD2 ASP A 117 CA CA A 202 1555 1555 2.82 LINK OD1 ASP A 117 CA CA A 202 1555 1555 2.83 LINK OD1 ASN A 119 CA CA A 202 1555 1555 2.16 LINK OD2 ASP A 121 CA CA A 202 1555 1555 2.36 LINK OD1 ASP A 121 CA CA A 202 1555 1555 2.26 LINK O TYR A 123 CA CA A 202 1555 1555 3.01 LINK OE1 GLU A 128 CA CA A 202 1555 1555 2.80 LINK OE2 GLU A 128 CA CA A 202 1555 1555 2.95 SITE 1 AC1 5 ASP A 85 ASP A 87 ASP A 89 LYS A 91 SITE 2 AC1 5 GLU A 96 SITE 1 AC2 5 ASP A 117 ASN A 119 ASP A 121 TYR A 123 SITE 2 AC2 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