HEADER CALCIUM-BINDING PROTEIN 06-DEC-15 5F6T TITLE STRUCTURE OF CALEXCITIN-GD3+ COMPLEX. COMPND MOL_ID: 1; COMPND 2 MOLECULE: CALEXCITIN; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: DORYTEUTHIS PEALEII; SOURCE 3 ORGANISM_COMMON: LONGFIN INSHORE SQUID; SOURCE 4 ORGANISM_TAXID: 1051067; SOURCE 5 GENE: CEX; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI BL21(DE3); SOURCE 7 EXPRESSION_SYSTEM_TAXID: 469008; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PET16B KEYWDS EF-HAND NEURONAL CALCIUM SIGNALLING, CALCIUM-BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR L.CHATAIGNER,J.GUO,P.T.ERSKINE,A.R.COKER,S.P.WOOD,J.B.COOPER REVDAT 5 10-JAN-24 5F6T 1 REMARK REVDAT 4 20-JUL-16 5F6T 1 JRNL REVDAT 3 13-APR-16 5F6T 1 JRNL REVDAT 2 10-FEB-16 5F6T 1 TITLE JRNL REVDAT 1 16-DEC-15 5F6T 0 JRNL AUTH L.CHATAIGNER,J.GUO,P.T.ERSKINE,A.R.COKER,S.P.WOOD,Z.GOMBOS, JRNL AUTH 2 J.B.COOPER JRNL TITL BINDING OF GD(3+) TO THE NEURONAL SIGNALLING PROTEIN JRNL TITL 2 CALEXCITIN IDENTIFIES AN EXCHANGEABLE CA(2+)-BINDING SITE. JRNL REF ACTA CRYSTALLOGR.,SECT.F V. 72 276 2016 JRNL REFN ESSN 2053-230X JRNL PMID 27050260 JRNL DOI 10.1107/S2053230X16003526 REMARK 2 REMARK 2 RESOLUTION. 2.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PHENIX 1.9_1692 REMARK 3 AUTHORS : PAUL ADAMS,PAVEL AFONINE,VINCENT CHEN,IAN REMARK 3 : DAVIS,KRESHNA GOPAL,RALF GROSSE-KUNSTLEVE, REMARK 3 : LI-WEI HUNG,ROBERT IMMORMINO,TOM IOERGER, REMARK 3 : AIRLIE MCCOY,ERIK MCKEE,NIGEL MORIARTY, REMARK 3 : REETAL PAI,RANDY READ,JANE RICHARDSON, REMARK 3 : DAVID RICHARDSON,TOD ROMO,JIM SACCHETTINI, REMARK 3 : NICHOLAS SAUTER,JACOB SMITH,LAURENT REMARK 3 : STORONI,TOM TERWILLIGER,PETER ZWART REMARK 3 REMARK 3 REFINEMENT TARGET : ML REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 27.35 REMARK 3 MIN(FOBS/SIGMA_FOBS) : 1.330 REMARK 3 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 3 NUMBER OF REFLECTIONS : 9020 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 R VALUE (WORKING + TEST SET) : 0.219 REMARK 3 R VALUE (WORKING SET) : 0.215 REMARK 3 FREE R VALUE : 0.304 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.130 REMARK 3 FREE R VALUE TEST SET COUNT : 870 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (IN BINS). REMARK 3 BIN RESOLUTION RANGE COMPL. NWORK NFREE RWORK RFREE REMARK 3 1 27.3548 - 3.9952 0.99 2706 128 0.1410 0.2245 REMARK 3 2 3.9952 - 3.1727 1.00 2686 134 0.1796 0.2765 REMARK 3 3 3.1727 - 2.7721 1.00 2704 160 0.2579 0.3701 REMARK 3 4 2.7721 - 2.5188 1.00 2676 165 0.3197 0.3675 REMARK 3 5 2.5188 - 2.3384 0.99 2651 155 0.3845 0.4218 REMARK 3 6 2.3384 - 2.2006 0.99 2677 128 0.3962 0.4675 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : FLAT BULK SOLVENT MODEL REMARK 3 SOLVENT RADIUS : 1.11 REMARK 3 SHRINKAGE RADIUS : 0.90 REMARK 3 K_SOL : NULL REMARK 3 B_SOL : NULL REMARK 3 REMARK 3 ERROR ESTIMATES. REMARK 3 COORDINATE ERROR (MAXIMUM-LIKELIHOOD BASED) : 0.700 REMARK 3 PHASE ERROR (DEGREES, MAXIMUM-LIKELIHOOD BASED) : 44.090 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 66.20 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 61.50 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : NULL REMARK 3 B22 (A**2) : NULL REMARK 3 B33 (A**2) : NULL REMARK 3 B12 (A**2) : NULL REMARK 3 B13 (A**2) : NULL REMARK 3 B23 (A**2) : NULL REMARK 3 REMARK 3 TWINNING INFORMATION. REMARK 3 FRACTION: NULL REMARK 3 OPERATOR: NULL REMARK 3 REMARK 3 DEVIATIONS FROM IDEAL VALUES. REMARK 3 RMSD COUNT REMARK 3 BOND : 0.009 1596 REMARK 3 ANGLE : 1.058 2131 REMARK 3 CHIRALITY : 0.040 219 REMARK 3 PLANARITY : 0.004 274 REMARK 3 DIHEDRAL : 16.690 577 REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 5 REMARK 3 TLS GROUP : 1 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 5 THROUGH 21 ) REMARK 3 ORIGIN FOR THE GROUP (A): -9.0390 16.7761 9.1926 REMARK 3 T TENSOR REMARK 3 T11: 0.5043 T22: 0.9290 REMARK 3 T33: 0.2958 T12: -0.1099 REMARK 3 T13: 0.1757 T23: -0.5672 REMARK 3 L TENSOR REMARK 3 L11: 4.6202 L22: 2.5302 REMARK 3 L33: 4.7411 L12: -2.2682 REMARK 3 L13: -1.0963 L23: 0.8559 REMARK 3 S TENSOR REMARK 3 S11: -0.6261 S12: -0.0716 S13: -1.0973 REMARK 3 S21: -0.0199 S22: 1.3068 S23: 0.0297 REMARK 3 S31: -0.0596 S32: 0.2689 S33: 0.3573 REMARK 3 TLS GROUP : 2 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 22 THROUGH 52 ) REMARK 3 ORIGIN FOR THE GROUP (A): -28.1023 24.8942 7.4471 REMARK 3 T TENSOR REMARK 3 T11: 0.4120 T22: 0.6531 REMARK 3 T33: 0.7467 T12: -0.0283 REMARK 3 T13: 0.2801 T23: -0.2539 REMARK 3 L TENSOR REMARK 3 L11: 0.8671 L22: 2.2334 REMARK 3 L33: 3.6487 L12: -0.0590 REMARK 3 L13: 1.7753 L23: 0.3349 REMARK 3 S TENSOR REMARK 3 S11: 0.3396 S12: -0.6538 S13: 0.7073 REMARK 3 S21: -0.0070 S22: -0.0811 S23: 0.3011 REMARK 3 S31: -0.3804 S32: -0.7045 S33: -0.2752 REMARK 3 TLS GROUP : 3 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 53 THROUGH 98 ) REMARK 3 ORIGIN FOR THE GROUP (A): -22.3841 12.5295 3.1352 REMARK 3 T TENSOR REMARK 3 T11: 0.3368 T22: 0.3864 REMARK 3 T33: 0.5254 T12: -0.0661 REMARK 3 T13: 0.0769 T23: -0.1756 REMARK 3 L TENSOR REMARK 3 L11: 3.9868 L22: 4.9957 REMARK 3 L33: 4.8077 L12: -0.3334 REMARK 3 L13: 0.9817 L23: -0.7703 REMARK 3 S TENSOR REMARK 3 S11: 0.5883 S12: -0.1194 S13: -0.6322 REMARK 3 S21: -0.0924 S22: -0.0468 S23: 0.6928 REMARK 3 S31: 0.3695 S32: 0.1138 S33: -0.4086 REMARK 3 TLS GROUP : 4 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 99 THROUGH 118 ) REMARK 3 ORIGIN FOR THE GROUP (A): -17.8192 18.3235 -4.9187 REMARK 3 T TENSOR REMARK 3 T11: 0.3959 T22: 0.5086 REMARK 3 T33: 0.7343 T12: -0.0336 REMARK 3 T13: 0.1447 T23: -0.1992 REMARK 3 L TENSOR REMARK 3 L11: 5.7007 L22: 1.8938 REMARK 3 L33: 6.4851 L12: -0.5428 REMARK 3 L13: -0.1024 L23: -2.1131 REMARK 3 S TENSOR REMARK 3 S11: -0.0036 S12: -0.3568 S13: -0.4428 REMARK 3 S21: 0.1164 S22: 0.8158 S23: 0.5126 REMARK 3 S31: 0.4558 S32: 0.9671 S33: -0.6043 REMARK 3 TLS GROUP : 5 REMARK 3 SELECTION: CHAIN 'A' AND (RESID 119 THROUGH 189 ) REMARK 3 ORIGIN FOR THE GROUP (A): -9.8323 29.9948 -1.1894 REMARK 3 T TENSOR REMARK 3 T11: 0.5351 T22: 0.7250 REMARK 3 T33: 0.9167 T12: -0.1760 REMARK 3 T13: 0.3157 T23: -0.4018 REMARK 3 L TENSOR REMARK 3 L11: 2.9774 L22: 1.9767 REMARK 3 L33: 3.1519 L12: -0.8946 REMARK 3 L13: 0.6391 L23: 0.0451 REMARK 3 S TENSOR REMARK 3 S11: 0.3528 S12: -0.1056 S13: 0.5384 REMARK 3 S21: -0.0521 S22: 0.4058 S23: -0.3716 REMARK 3 S31: -0.7071 S32: 0.7871 S33: -0.5926 REMARK 3 REMARK 3 NCS DETAILS REMARK 3 NUMBER OF NCS GROUPS : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 5F6T COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBE ON 07-DEC-15. REMARK 100 THE DEPOSITION ID IS D_1000216101. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 17-MAY-15 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 8.5 REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : DIAMOND REMARK 200 BEAMLINE : I04 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.9173 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : PIXEL REMARK 200 DETECTOR MANUFACTURER : DECTRIS PILATUS 6M-F REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 9020 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.200 REMARK 200 RESOLUTION RANGE LOW (A) : 29.300 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 100.0 REMARK 200 DATA REDUNDANCY : 6.100 REMARK 200 R MERGE (I) : 0.13700 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 7.5000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.30 REMARK 200 COMPLETENESS FOR SHELL (%) : 100.0 REMARK 200 DATA REDUNDANCY IN SHELL : 6.00 REMARK 200 R MERGE FOR SHELL (I) : 1.39000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 1.500 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: 2CCM REMARK 200 REMARK 200 REMARK: PLATES. REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 38.00 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.95 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.2 M SODIUM ACETATE TRIHYDRATE, 0.1 M REMARK 280 TRIS PH 8.5, 30 % PEG 4000., VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -Y,X,Z+3/4 REMARK 290 4555 Y,-X,Z+1/4 REMARK 290 REMARK 290 WHERE NNN -> OPERATOR NUMBER REMARK 290 MMM -> TRANSLATION VECTOR REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY TRANSFORMATIONS REMARK 290 THE FOLLOWING TRANSFORMATIONS OPERATE ON THE ATOM/HETATM REMARK 290 RECORDS IN THIS ENTRY TO PRODUCE CRYSTALLOGRAPHICALLY REMARK 290 RELATED MOLECULES. REMARK 290 SMTRY1 1 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 1 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 1 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 2 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 2 0.000000 0.000000 1.000000 14.63000 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 21.94500 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 7.31500 REMARK 290 REMARK 290 REMARK: NULL 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 SOFTWARE DETERMINED QUATERNARY STRUCTURE: MONOMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 80 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 9320 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -12.0 KCAL/MOL 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. (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 465 IDENTIFIER; SSSEQ=SEQUENCE NUMBER; I=INSERTION CODE.) REMARK 465 REMARK 465 M RES C SSSEQI REMARK 465 MET A 1 REMARK 465 ALA A 2 REMARK 465 ALA A 3 REMARK 465 HIS A 4 REMARK 465 LYS A 190 REMARK 465 LEU A 191 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT 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 OG SER A 121 OD1 ASP A 123 1.94 REMARK 500 OD1 ASN A 56 NH2 ARG A 59 2.09 REMARK 500 NH2 ARG A 70 O HOH A 301 2.16 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 LEU A 6 113.64 -161.34 REMARK 500 ALA A 73 -32.71 -145.56 REMARK 500 LYS A 99 20.82 -77.95 REMARK 500 GLU A 101 107.07 -43.03 REMARK 500 ASP A 154 73.31 42.45 REMARK 500 VAL A 160 73.35 -100.90 REMARK 500 ARG A 178 5.21 -66.41 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 GD A 201 GD REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 23 OD1 REMARK 620 2 ASN A 25 OD1 74.8 REMARK 620 3 ASP A 27 OD1 74.6 81.5 REMARK 620 4 ASP A 27 OD2 104.8 64.2 40.8 REMARK 620 5 VAL A 29 O 94.3 146.7 65.2 89.5 REMARK 620 6 ASP A 34 OD1 128.3 80.7 145.0 104.2 127.7 REMARK 620 7 ASP A 34 OD2 113.9 131.1 147.1 140.9 82.2 55.5 REMARK 620 N 1 2 3 4 5 6 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 74 OD1 REMARK 620 2 ASN A 76 OD1 90.0 REMARK 620 3 ASP A 78 OD1 66.2 96.5 REMARK 620 4 GLN A 80 O 78.2 158.1 61.9 REMARK 620 5 GLU A 85 OE1 135.8 81.2 157.5 120.1 REMARK 620 6 GLU A 85 OE2 83.7 95.2 147.6 101.7 54.5 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 203 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 119 OD1 REMARK 620 2 SER A 121 OG 85.9 REMARK 620 3 ASP A 123 OD1 77.3 49.2 REMARK 620 4 ILE A 125 O 70.3 146.8 101.6 REMARK 620 5 GLU A 130 OE1 99.6 74.3 123.5 131.0 REMARK 620 6 GLU A 130 OE2 102.4 128.6 177.7 80.4 54.3 REMARK 620 N 1 2 3 4 5 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue GD 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 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: binding site for residue CA A 203 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2CCM RELATED DB: PDB REMARK 900 NATIVE CALEXCITIN DBREF 5F6T A 1 191 UNP O76764 O76764_DORPE 1 191 SEQRES 1 A 191 MET ALA ALA HIS GLN LEU SER ASP PHE GLN ARG ASN LYS SEQRES 2 A 191 ILE LEU ARG VAL PHE ASN THR PHE TYR ASP CYS ASN HIS SEQRES 3 A 191 ASP GLY VAL ILE GLU TRP ASP ASP PHE GLU LEU ALA ILE SEQRES 4 A 191 LYS LYS ILE CYS ASN LEU HIS SER TRP PRO THR ASP GLY SEQRES 5 A 191 LYS LYS HIS ASN GLU ALA ARG ALA THR LEU LYS LEU ILE SEQRES 6 A 191 TRP ASP GLY LEU ARG LYS TYR ALA ASP GLU ASN GLU ASP SEQRES 7 A 191 GLU GLN VAL THR LYS GLU GLU TRP LEU LYS MET TRP ALA SEQRES 8 A 191 GLU CYS VAL LYS SER VAL GLU LYS GLY GLU SER LEU PRO SEQRES 9 A 191 GLU TRP LEU THR LYS TYR MET ASN PHE MET PHE ASP VAL SEQRES 10 A 191 ASN ASP THR SER GLY ASP ASN ILE ILE ASP LYS HIS GLU SEQRES 11 A 191 TYR SER THR VAL TYR MET SER TYR GLY ILE PRO LYS SER SEQRES 12 A 191 ASP CYS ASP ALA ALA PHE ASP THR LEU SER ASP GLY GLY SEQRES 13 A 191 LYS THR MET VAL THR ARG GLU ILE PHE ALA ARG LEU TRP SEQRES 14 A 191 THR GLU TYR PHE VAL SER ASN ASP ARG GLY ALA LYS GLY SEQRES 15 A 191 ASN HIS LEU PHE GLY THR LEU LYS LEU HET GD A 201 1 HET CA A 202 1 HET CA A 203 1 HETNAM GD GADOLINIUM ATOM HETNAM CA CALCIUM ION FORMUL 2 GD GD FORMUL 3 CA 2(CA 2+) FORMUL 5 HOH *30(H2 O) HELIX 1 AA1 SER A 7 TYR A 22 1 16 HELIX 2 AA2 GLU A 31 HIS A 46 1 16 HELIX 3 AA3 GLY A 52 ASP A 74 1 23 HELIX 4 AA4 LYS A 83 LYS A 99 1 17 HELIX 5 AA5 PRO A 104 ASP A 119 1 16 HELIX 6 AA6 ASP A 127 TYR A 138 1 12 HELIX 7 AA7 PRO A 141 ASP A 146 1 6 HELIX 8 AA8 ASP A 146 ASP A 154 1 9 HELIX 9 AA9 GLY A 155 LYS A 157 5 3 HELIX 10 AB1 THR A 161 SER A 175 1 15 HELIX 11 AB2 ALA A 180 LEU A 185 5 6 SHEET 1 AA1 2 VAL A 29 ILE A 30 0 SHEET 2 AA1 2 VAL A 81 THR A 82 -1 O VAL A 81 N ILE A 30 LINK OD1 ASP A 23 GD GD A 201 1555 1555 2.45 LINK OD1 ASN A 25 GD GD A 201 1555 1555 2.38 LINK OD1 ASP A 27 GD GD A 201 1555 1555 2.41 LINK OD2 ASP A 27 GD GD A 201 1555 1555 3.39 LINK O VAL A 29 GD GD A 201 1555 1555 2.34 LINK OD1 ASP A 34 GD GD A 201 1555 1555 2.33 LINK OD2 ASP A 34 GD GD A 201 1555 1555 2.34 LINK OD1 ASP A 74 CA CA A 202 1555 1555 2.38 LINK OD1 ASN A 76 CA CA A 202 1555 1555 2.36 LINK OD1 ASP A 78 CA CA A 202 1555 1555 2.43 LINK O GLN A 80 CA CA A 202 1555 1555 2.40 LINK OE1 GLU A 85 CA CA A 202 1555 1555 2.34 LINK OE2 GLU A 85 CA CA A 202 1555 1555 2.43 LINK OD1 ASP A 119 CA CA A 203 1555 1555 2.35 LINK OG SER A 121 CA CA A 203 1555 1555 2.36 LINK OD1 ASP A 123 CA CA A 203 1555 1555 2.30 LINK O ILE A 125 CA CA A 203 1555 1555 2.21 LINK OE1 GLU A 130 CA CA A 203 1555 1555 2.49 LINK OE2 GLU A 130 CA CA A 203 1555 1555 2.34 SITE 1 AC1 5 ASP A 23 ASN A 25 ASP A 27 VAL A 29 SITE 2 AC1 5 ASP A 34 SITE 1 AC2 5 ASP A 74 ASN A 76 ASP A 78 GLN A 80 SITE 2 AC2 5 GLU A 85 SITE 1 AC3 6 ASP A 119 SER A 121 ASP A 123 ILE A 125 SITE 2 AC3 6 ASP A 127 GLU A 130 CRYST1 77.020 77.020 29.260 90.00 90.00 90.00 P 43 4 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 0.012984 0.000000 0.000000 0.00000 SCALE2 0.000000 0.012984 0.000000 0.00000 SCALE3 0.000000 0.000000 0.034176 0.00000