HEADER METAL TRANSPORT 12-MAY-06 2DPK TITLE THE CRYSTAL STRUCTURE OF THE PRIMARY CA2+ SENSOR OF THE TITLE 2 NA+/CA2+ EXCHANGER COMPND MOL_ID: 1; COMPND 2 MOLECULE: SODIUM/CALCIUM EXCHANGER 1; COMPND 3 CHAIN: A; COMPND 4 FRAGMENT: CA2+ BINDING DOMAIN 1; COMPND 5 SYNONYM: CBD1, NA+/CA2+ EXCHANGE PROTEIN 1; COMPND 6 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CANIS LUPUS FAMILIARIS; SOURCE 3 ORGANISM_COMMON: DOG; SOURCE 4 ORGANISM_TAXID: 9615; SOURCE 5 STRAIN: FAMILIARIS; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 EXPRESSION_SYSTEM_CELL: M15PREP4; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PQE32 KEYWDS CALCIUM SENSORY DOMAIN, BETA-SANDWICH, CIS-PROLINE, BETA- KEYWDS 2 BULGE, METAL TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR J.ABRAMSON,M.SAWAYA REVDAT 3 24-FEB-09 2DPK 1 VERSN REVDAT 2 15-AUG-06 2DPK 1 JRNL REVDAT 1 13-JUN-06 2DPK 0 JRNL AUTH D.A.NICOLL,M.SAWAYA,S.KWON,D.CASCIO,K.D.PHILIPSON, JRNL AUTH 2 J.ABRAMSON JRNL TITL THE CRYSTAL STRUCTURE OF THE PRIMARY CA2+ SENSOR JRNL TITL 2 OF THE NA+/CA2+ EXCHANGER REVEALS A NOVEL CA2+ JRNL TITL 3 BINDING MOTIF. JRNL REF J.BIOL.CHEM. V. 281 21577 2006 JRNL REFN ISSN 0021-9258 JRNL PMID 16774926 JRNL DOI 10.1074/JBC.C600117200 REMARK 1 REMARK 2 REMARK 2 RESOLUTION. 2.50 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2.0005 REMARK 3 AUTHORS : MURSHUDOV,VAGIN,DODSON REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.50 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 57.26 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 98.3 REMARK 3 NUMBER OF REFLECTIONS : 5386 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING + TEST SET) : 0.225 REMARK 3 R VALUE (WORKING SET) : 0.222 REMARK 3 FREE R VALUE : 0.284 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.600 REMARK 3 FREE R VALUE TEST SET COUNT : 257 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.50 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.56 REMARK 3 REFLECTION IN BIN (WORKING SET) : 329 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 86.28 REMARK 3 BIN R VALUE (WORKING SET) : 0.3340 REMARK 3 BIN FREE R VALUE SET COUNT : 17 REMARK 3 BIN FREE R VALUE : 0.2700 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 944 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 23 REMARK 3 SOLVENT ATOMS : 17 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 42.20 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -3.39000 REMARK 3 B22 (A**2) : -3.22000 REMARK 3 B33 (A**2) : 6.62000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : 0.00000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): 0.468 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.310 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.230 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 18.957 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.942 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.918 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 977 ; 0.007 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): 864 ; 0.001 ; 0.020 REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1324 ; 1.326 ; 1.963 REMARK 3 BOND ANGLES OTHERS (DEGREES): 2010 ; 0.803 ; 3.000 REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 122 ; 6.095 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 47 ;28.302 ;25.532 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 152 ;12.107 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 4 ;16.358 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 153 ; 0.082 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1096 ; 0.003 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): 201 ; 0.001 ; 0.020 REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 171 ; 0.211 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): 821 ; 0.182 ; 0.200 REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 478 ; 0.171 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): 551 ; 0.079 ; 0.200 REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 35 ; 0.176 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): 1 ; 0.057 ; 0.200 REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): 8 ; 0.121 ; 0.200 REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 6 ; 0.114 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): 24 ; 0.229 ; 0.200 REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 5 ; 0.152 ; 0.200 REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 635 ; 3.222 ; 2.000 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): 258 ; 0.959 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 987 ; 4.574 ; 3.000 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 379 ; 3.205 ; 2.000 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 337 ; 4.672 ; 3.000 REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; FREE ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SPHERICITY; BONDED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : 1 REMARK 3 REMARK 3 TLS GROUP : 1 REMARK 3 NUMBER OF COMPONENTS GROUP : 1 REMARK 3 COMPONENTS C SSSEQI TO C SSSEQI REMARK 3 RESIDUE RANGE : A 369 A 497 REMARK 3 ORIGIN FOR THE GROUP (A): 7.7946 7.0462 30.5266 REMARK 3 T TENSOR REMARK 3 T11: 0.0114 T22: 0.0035 REMARK 3 T33: 0.1212 T12: -0.0099 REMARK 3 T13: -0.0027 T23: -0.0961 REMARK 3 L TENSOR REMARK 3 L11: 2.8755 L22: 2.4329 REMARK 3 L33: 4.4439 L12: -1.1776 REMARK 3 L13: 2.2134 L23: -2.0543 REMARK 3 S TENSOR REMARK 3 S11: 0.0614 S12: -0.0894 S13: -0.0940 REMARK 3 S21: 0.1305 S22: 0.0117 S23: 0.1063 REMARK 3 S31: 0.0321 S32: -0.0131 S33: -0.0731 REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.20 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: HYDROGENS HAVE BEEN ADDED IN THE REMARK 3 RIDING POSITIONS REMARK 4 REMARK 4 2DPK COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY PDBJ ON 19-MAY-06. REMARK 100 THE RCSB ID CODE IS RCSB025691. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 8.2.2 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.0 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 5386 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.500 REMARK 200 RESOLUTION RANGE LOW (A) : 90.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 2.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 93.0 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 47.16 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.33 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 21 21 2 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z REMARK 290 3555 -X+1/2,Y+1/2,-Z REMARK 290 4555 X+1/2,-Y+1/2,-Z 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 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 29.81200 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 22.76200 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 29.81200 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 22.76200 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 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 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. (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 358 REMARK 465 ARG A 359 REMARK 465 GLY A 360 REMARK 465 SER A 361 REMARK 465 HIS A 362 REMARK 465 HIS A 363 REMARK 465 HIS A 364 REMARK 465 HIS A 365 REMARK 465 HIS A 366 REMARK 465 ALA A 469 REMARK 465 SER A 470 REMARK 465 GLU A 471 REMARK 465 ASP A 472 REMARK 465 GLY A 473 REMARK 465 ILE A 474 REMARK 465 LEU A 475 REMARK 465 GLU A 476 REMARK 465 ALA A 477 REMARK 465 ASN A 478 REMARK 465 HIS A 479 REMARK 465 VAL A 480 REMARK 465 GLY A 503 REMARK 465 ILE A 504 REMARK 465 PHE A 505 REMARK 465 THR A 506 REMARK 465 PHE A 507 REMARK 465 GLU A 508 REMARK 465 GLU A 509 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS(M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 HIS A 367 CG ND1 CD2 CE1 NE2 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 ALA A 482 56.47 -35.19 REMARK 500 HIS A 501 -60.45 -96.35 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: NON-CIS, NON-TRANS REMARK 500 REMARK 500 THE FOLLOWING PEPTIDE BONDS DEVIATE SIGNIFICANTLY FROM BOTH REMARK 500 CIS AND TRANS CONFORMATION. CIS BONDS, IF ANY, ARE LISTED REMARK 500 ON CISPEP RECORDS. TRANS IS DEFINED AS 180 +/- 30 AND REMARK 500 CIS IS DEFINED AS 0 +/- 30 DEGREES. REMARK 500 MODEL OMEGA REMARK 500 SER A 467 GLU A 468 -147.24 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 A1001 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 421 OD1 REMARK 620 2 ASP A 421 OD2 46.9 REMARK 620 3 GLU A 451 OE2 117.7 72.7 REMARK 620 4 GLU A 454 OE1 64.7 65.5 79.1 REMARK 620 5 GLU A 454 OE2 101.2 112.0 86.2 47.1 REMARK 620 N 1 2 3 4 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A2001 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 421 OD2 REMARK 620 2 GLU A 451 OE1 104.1 REMARK 620 3 GLU A 451 OE2 70.1 46.1 REMARK 620 4 HOH A 1 O 120.7 84.8 77.2 REMARK 620 5 HOH A 15 O 76.2 75.7 96.9 157.2 REMARK 620 6 HOH A 16 O 96.4 148.1 164.8 105.5 86.0 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A3001 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 385 OE1 REMARK 620 2 GLU A 385 OE2 47.7 REMARK 620 3 ASP A 447 OD2 111.2 63.5 REMARK 620 4 ILE A 449 O 151.3 159.2 97.0 REMARK 620 5 GLU A 451 OE1 89.2 84.7 82.6 100.4 REMARK 620 6 ASP A 498 OD1 60.0 107.6 171.1 91.7 97.9 REMARK 620 7 ASP A 500 OD2 102.0 103.2 93.8 69.4 168.8 87.3 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A4001 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 446 OD2 REMARK 620 2 ASP A 447 O 87.2 REMARK 620 3 ASP A 499 OD1 102.4 170.3 REMARK 620 4 ASP A 500 OD1 157.6 96.0 75.5 REMARK 620 5 ASP A 500 OD2 153.8 79.3 91.5 47.7 REMARK 620 N 1 2 3 4 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 1001 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 2001 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 3001 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 4001 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GAI A 1008 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE EPE A 1009 DBREF 2DPK A 370 509 UNP P23685 NAC1_CANFA 402 541 SEQADV 2DPK MET A 358 UNP P23685 EXPRESSION TAG SEQADV 2DPK ARG A 359 UNP P23685 EXPRESSION TAG SEQADV 2DPK GLY A 360 UNP P23685 EXPRESSION TAG SEQADV 2DPK SER A 361 UNP P23685 EXPRESSION TAG SEQADV 2DPK HIS A 362 UNP P23685 EXPRESSION TAG SEQADV 2DPK HIS A 363 UNP P23685 EXPRESSION TAG SEQADV 2DPK HIS A 364 UNP P23685 EXPRESSION TAG SEQADV 2DPK HIS A 365 UNP P23685 EXPRESSION TAG SEQADV 2DPK HIS A 366 UNP P23685 EXPRESSION TAG SEQADV 2DPK HIS A 367 UNP P23685 EXPRESSION TAG SEQADV 2DPK GLY A 368 UNP P23685 EXPRESSION TAG SEQADV 2DPK ILE A 369 UNP P23685 EXPRESSION TAG SEQRES 1 A 152 MET ARG GLY SER HIS HIS HIS HIS HIS HIS GLY ILE PRO SEQRES 2 A 152 VAL SER LYS ILE PHE PHE GLU GLN GLY THR TYR GLN CYS SEQRES 3 A 152 LEU GLU ASN CYS GLY THR VAL ALA LEU THR ILE ILE ARG SEQRES 4 A 152 ARG GLY GLY ASP LEU THR ASN THR VAL PHE VAL ASP PHE SEQRES 5 A 152 ARG THR GLU ASP GLY THR ALA ASN ALA GLY SER ASP TYR SEQRES 6 A 152 GLU PHE THR GLU GLY THR VAL VAL PHE LYS PRO GLY GLU SEQRES 7 A 152 THR GLN LYS GLU ILE ARG VAL GLY ILE ILE ASP ASP ASP SEQRES 8 A 152 ILE PHE GLU GLU ASP GLU ASN PHE LEU VAL HIS LEU SER SEQRES 9 A 152 ASN VAL LYS VAL SER SER GLU ALA SER GLU ASP GLY ILE SEQRES 10 A 152 LEU GLU ALA ASN HIS VAL SER ALA LEU ALA CYS LEU GLY SEQRES 11 A 152 SER PRO SER THR ALA THR VAL THR ILE PHE ASP ASP ASP SEQRES 12 A 152 HIS ALA GLY ILE PHE THR PHE GLU GLU HET CA A1001 1 HET CA A2001 1 HET CA A3001 1 HET CA A4001 1 HET GAI A1008 4 HET EPE A1009 15 HETNAM CA CALCIUM ION HETNAM GAI GUANIDINE HETNAM EPE 4-(2-HYDROXYETHYL)-1-PIPERAZINE ETHANESULFONIC ACID HETSYN EPE HEPES FORMUL 2 CA 4(CA 2+) FORMUL 6 GAI C H5 N3 FORMUL 7 EPE C8 H18 N2 O4 S FORMUL 8 HOH *17(H2 O) SHEET 1 A 4 GLN A 437 GLY A 443 0 SHEET 2 A 4 THR A 389 ARG A 397 -1 N ILE A 394 O LYS A 438 SHEET 3 A 4 SER A 372 PHE A 376 -1 N PHE A 375 O ILE A 395 SHEET 4 A 4 ALA A 484 LEU A 486 1 O CYS A 485 N SER A 372 SHEET 1 B 5 THR A 380 LEU A 384 0 SHEET 2 B 5 THR A 491 PHE A 497 1 O THR A 495 N TYR A 381 SHEET 3 B 5 GLU A 454 VAL A 465 -1 N GLU A 454 O ILE A 496 SHEET 4 B 5 VAL A 405 GLU A 412 -1 N ARG A 410 O HIS A 459 SHEET 5 B 5 GLU A 426 PHE A 431 -1 O VAL A 429 N VAL A 407 SSBOND 1 CYS A 383 CYS A 387 1555 1555 2.04 LINK CA CA A1001 OD1 ASP A 421 1555 1555 2.80 LINK CA CA A1001 OD2 ASP A 421 1555 1555 2.71 LINK CA CA A1001 OE2 GLU A 451 1555 1555 2.48 LINK CA CA A1001 OE1 GLU A 454 1555 1555 2.85 LINK CA CA A1001 OE2 GLU A 454 1555 1555 2.60 LINK CA CA A2001 OD2 ASP A 421 1555 1555 2.47 LINK CA CA A2001 OE1 GLU A 451 1555 1555 2.73 LINK CA CA A2001 OE2 GLU A 451 1555 1555 2.86 LINK CA CA A3001 OE1 GLU A 385 1555 1555 2.66 LINK CA CA A3001 OE2 GLU A 385 1555 1555 2.74 LINK CA CA A3001 OD2 ASP A 447 1555 1555 2.39 LINK CA CA A3001 O ILE A 449 1555 1555 2.36 LINK CA CA A3001 OE1 GLU A 451 1555 1555 2.60 LINK CA CA A3001 OD1 ASP A 498 1555 1555 2.44 LINK CA CA A3001 OD2 ASP A 500 1555 1555 2.37 LINK CA CA A4001 OD2 ASP A 446 1555 1555 2.30 LINK CA CA A4001 O ASP A 447 1555 1555 2.29 LINK CA CA A4001 OD1 ASP A 499 1555 1555 2.26 LINK CA CA A4001 OD1 ASP A 500 1555 1555 2.54 LINK CA CA A4001 OD2 ASP A 500 1555 1555 2.80 LINK CA CA A2001 O HOH A 1 1555 1555 2.26 LINK CA CA A2001 O HOH A 15 1555 1555 2.45 LINK CA CA A2001 O HOH A 16 1555 1555 2.26 CISPEP 1 SER A 488 PRO A 489 0 3.84 SITE 1 AC1 3 ASP A 421 GLU A 451 GLU A 454 SITE 1 AC2 6 HOH A 1 HOH A 15 HOH A 16 GLU A 385 SITE 2 AC2 6 ASP A 421 GLU A 451 SITE 1 AC3 6 GLU A 385 ASP A 447 ILE A 449 GLU A 451 SITE 2 AC3 6 ASP A 498 ASP A 500 SITE 1 AC4 5 GLU A 385 ASP A 446 ASP A 447 ASP A 499 SITE 2 AC4 5 ASP A 500 SITE 1 AC5 4 ASP A 400 THR A 402 ASP A 453 ASP A 498 SITE 1 AC6 9 HOH A 13 PHE A 375 PHE A 376 GLU A 377 SITE 2 AC6 9 THR A 411 GLU A 412 ASP A 413 ALA A 418 SITE 3 AC6 9 PRO A 489 CRYST1 59.624 45.524 57.269 90.00 90.00 90.00 P 21 21 2 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 0.016772 0.000000 0.000000 0.00000 SCALE2 0.000000 0.021966 0.000000 0.00000 SCALE3 0.000000 0.000000 0.017461 0.00000