HEADER METAL BINDING PROTEIN 08-AUG-07 2QVM TITLE THE SECOND CA2+-BINDING DOMAIN OF THE NA+-CA2+ EXCHANGER IS TITLE 2 ESSENTIAL FOR REGULATION: CRYSTAL STRUCTURES AND TITLE 3 MUTATIONAL ANALYSIS COMPND MOL_ID: 1; COMPND 2 MOLECULE: SODIUM/CALCIUM EXCHANGER 1; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CBD2; NA(+)/CA(2+)-EXCHANGE PROTEIN 1; COMPND 5 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 GENE: SLC8A1; SOURCE 7 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 8 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 9 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 10 EXPRESSION_SYSTEM_PLASMID: PET47 KEYWDS CALCIUM REGULATION, CBD2, NCX, CALCIUM BINDING DOMAIN, KEYWDS 2 METAL BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR V.CHAPTAL,G.MERCADO BESSERER,J.ABRAMSON,D.CASCIO REVDAT 3 24-FEB-09 2QVM 1 VERSN REVDAT 2 15-JAN-08 2QVM 1 JRNL REVDAT 1 13-NOV-07 2QVM 0 JRNL AUTH G.MERCADO BESSERER,M.OTTOLIA,D.A.NICOLL,V.CHAPTAL, JRNL AUTH 2 D.CASCIO,K.D.PHILIPSON,J.ABRAMSON JRNL TITL THE SECOND CA2+-BINDING DOMAIN OF THE NA+ CA2+ JRNL TITL 2 EXCHANGER IS ESSENTIAL FOR REGULATION: CRYSTAL JRNL TITL 3 STRUCTURES AND MUTATIONAL ANALYSIS JRNL REF PROC.NATL.ACAD.SCI.USA V. 104 18467 2007 JRNL REFN ISSN 0027-8424 JRNL PMID 17962412 JRNL DOI 10.1073/PNAS.0707417104 REMARK 1 REMARK 2 REMARK 2 RESOLUTION. 1.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.2 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) : 1.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 48.80 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.7 REMARK 3 NUMBER OF REFLECTIONS : 12622 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) : 0.186 REMARK 3 R VALUE (WORKING SET) : 0.185 REMARK 3 FREE R VALUE : 0.219 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 4.900 REMARK 3 FREE R VALUE TEST SET COUNT : 656 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) : 1.70 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.75 REMARK 3 REFLECTION IN BIN (WORKING SET) : 894 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 96.33 REMARK 3 BIN R VALUE (WORKING SET) : 0.2640 REMARK 3 BIN FREE R VALUE SET COUNT : 52 REMARK 3 BIN FREE R VALUE : 0.3310 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 939 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 105 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 16.66 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : -0.37000 REMARK 3 B22 (A**2) : 0.86000 REMARK 3 B33 (A**2) : -0.48000 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): 0.113 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.110 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.071 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 2.138 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.954 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.936 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 964 ; 0.014 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 1310 ; 1.448 ; 1.971 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 127 ; 6.528 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 47 ;33.449 ;25.319 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 176 ;12.253 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 5 ;13.454 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 151 ; 0.108 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 729 ; 0.005 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 407 ; 0.210 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): 662 ; 0.308 ; 0.200 REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 71 ; 0.106 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): 7 ; 0.057 ; 0.200 REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 40 ; 0.238 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 19 ; 0.111 ; 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): 611 ; 1.213 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 972 ; 1.757 ; 2.000 REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 387 ; 3.178 ; 3.000 REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 332 ; 5.345 ; 4.500 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 : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 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 2QVM COMPLIES WITH FORMAT V. 3.15, 01-DEC-08 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 10-SEP-07. REMARK 100 THE RCSB ID CODE IS RCSB044111. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 27-APR-07 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 6.3 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ALS REMARK 200 BEAMLINE : 8.2.1 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 : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 12622 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.703 REMARK 200 RESOLUTION RANGE LOW (A) : 48.800 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.8 REMARK 200 DATA REDUNDANCY : 12.800 REMARK 200 R MERGE (I) : 0.06900 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 25.4000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.70 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.76 REMARK 200 COMPLETENESS FOR SHELL (%) : 98.2 REMARK 200 DATA REDUNDANCY IN SHELL : 8.30 REMARK 200 R MERGE FOR SHELL (I) : 0.48900 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.000 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: 2QVK REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 36.90 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 1.97 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 21% (W/V) PEG-3350, 0.1 M HEPES (PH REMARK 280 6.3), CBD2 AT 15 MG/ML, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 293K 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 43.01500 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 29.61600 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 43.01500 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 29.61600 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 REMARK 290 REMARK: NULL REMARK 300 REMARK 300 BIOMOLECULE: 1, 2 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 350 REMARK 350 BIOMOLECULE: 2 REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 1390 ANGSTROM**2 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 350 BIOMT1 2 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 0.000000 -1.000000 0.000000 59.23200 REMARK 350 BIOMT3 2 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 GLY A 498 REMARK 465 PRO A 499 REMARK 465 GLY A 500 REMARK 465 GLU A 597A REMARK 465 MET A 597B REMARK 465 SER A 597C REMARK 465 GLU A 597D REMARK 465 LYS A 597E REMARK 465 LYS A 597F REMARK 465 ALA A 597G REMARK 465 LEU A 597H REMARK 465 LEU A 597I REMARK 465 LEU A 597J REMARK 465 ASN A 597K REMARK 465 GLU A 597L REMARK 465 LEU A 597M REMARK 465 GLY A 597N REMARK 465 GLY A 597O REMARK 465 PHE A 597P REMARK 465 THR A 597Q REMARK 465 ILE A 597R REMARK 465 THR A 597S REMARK 465 GLY A 597T REMARK 465 LYS A 597U REMARK 465 TYR A 597V REMARK 465 LEU A 597W REMARK 465 TYR A 597X REMARK 465 GLY A 597Y REMARK 465 GLN A 597Z REMARK 465 PRO A 598A REMARK 465 VAL A 598B REMARK 465 PHE A 598C REMARK 465 ARG A 598D REMARK 465 LYS A 598E REMARK 465 VAL A 598F REMARK 465 HIS A 598G REMARK 465 ALA A 598H REMARK 465 ARG A 598I REMARK 465 GLU A 598J REMARK 465 HIS A 598K REMARK 465 PRO A 598L REMARK 465 ILE A 598M REMARK 465 PRO A 598N REMARK 465 SER A 598O REMARK 465 THR A 598P REMARK 465 VAL A 598Q REMARK 465 ILE A 598R REMARK 465 THR A 598S REMARK 465 ILE A 598T REMARK 465 ALA A 598U REMARK 465 GLU A 598V REMARK 465 GLU A 598W REMARK 465 TYR A 598X REMARK 465 ASP A 598Y REMARK 465 ASP A 598Z REMARK 465 LYS A 599A REMARK 465 GLN A 599B REMARK 465 PRO A 599C REMARK 465 LEU A 599D REMARK 465 THR A 599E REMARK 465 SER A 599F REMARK 465 LYS A 599G REMARK 465 GLU A 599H REMARK 465 GLU A 599I REMARK 465 GLU A 599J REMARK 465 GLU A 599K REMARK 465 ARG A 599L REMARK 465 ARG A 599M REMARK 465 ILE A 599N REMARK 465 ALA A 599O REMARK 465 GLU A 599P REMARK 465 MET A 599Q REMARK 465 GLU A 651 REMARK 465 PHE A 652 REMARK 465 LYS A 653 REMARK 465 SER A 654 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 GLU A 551 -73.05 -75.52 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 GLU A 516 OE1 REMARK 620 2 GLU A 516 OE2 51.8 REMARK 620 3 ASP A 578 OD1 117.8 72.3 REMARK 620 4 GLU A 580 O 152.5 154.9 83.8 REMARK 620 5 GLU A 648 OE1 80.8 113.4 154.3 85.2 REMARK 620 6 GLU A 648 OE2 74.3 126.1 147.5 78.5 50.5 REMARK 620 7 HOH A 8 O 112.6 80.9 78.4 87.1 77.9 127.0 REMARK 620 8 HOH A 15 O 80.1 93.2 77.9 89.0 125.0 74.8 156.3 REMARK 620 N 1 2 3 4 5 6 7 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A1002 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 552 OD1 REMARK 620 2 ASP A 578 OD2 169.3 REMARK 620 3 HOH A 26 O 88.8 86.4 REMARK 620 4 HOH A 6 O 81.0 88.6 76.6 REMARK 620 5 HOH A 11 O 87.7 102.0 141.0 140.6 REMARK 620 6 HOH A 30 O 93.7 92.8 64.5 140.9 77.0 REMARK 620 7 HOH A 9 O 98.2 81.2 148.8 74.5 69.9 144.2 REMARK 620 N 1 2 3 4 5 6 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 1002 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2DPK RELATED DB: PDB REMARK 900 RELATED ID: 2FWU RELATED DB: PDB REMARK 900 RELATED ID: 2QVK RELATED DB: PDB DBREF 2QVM A 501 654 UNP P23685 NAC1_CANFA 533 721 SEQADV 2QVM GLY A 498 UNP P23685 EXPRESSION TAG SEQADV 2QVM PRO A 499 UNP P23685 EXPRESSION TAG SEQADV 2QVM GLY A 500 UNP P23685 EXPRESSION TAG SEQRES 1 A 192 GLY PRO GLY HIS ALA GLY ILE PHE THR PHE GLU GLU PRO SEQRES 2 A 192 VAL THR HIS VAL SER GLU SER ILE GLY ILE MET GLU VAL SEQRES 3 A 192 LYS VAL LEU ARG THR SER GLY ALA ARG GLY ASN VAL ILE SEQRES 4 A 192 VAL PRO TYR LYS THR ILE GLU GLY THR ALA ARG GLY GLY SEQRES 5 A 192 GLY GLU ASP PHE GLU ASP THR CYS GLY GLU LEU GLU PHE SEQRES 6 A 192 GLN ASN ASP GLU ILE VAL LYS THR ILE SER VAL LYS VAL SEQRES 7 A 192 ILE ASP ASP GLU GLU TYR GLU LYS ASN LYS THR PHE PHE SEQRES 8 A 192 LEU GLU ILE GLY GLU PRO ARG LEU VAL GLU MET SER GLU SEQRES 9 A 192 LYS LYS ALA LEU LEU LEU ASN GLU LEU GLY GLY PHE THR SEQRES 10 A 192 ILE THR GLY LYS TYR LEU TYR GLY GLN PRO VAL PHE ARG SEQRES 11 A 192 LYS VAL HIS ALA ARG GLU HIS PRO ILE PRO SER THR VAL SEQRES 12 A 192 ILE THR ILE ALA GLU GLU TYR ASP ASP LYS GLN PRO LEU SEQRES 13 A 192 THR SER LYS GLU GLU GLU GLU ARG ARG ILE ALA GLU MET SEQRES 14 A 192 GLY ARG PRO ILE LEU GLY GLU HIS THR LYS LEU GLU VAL SEQRES 15 A 192 ILE ILE GLU GLU SER TYR GLU PHE LYS SER HET CA A1001 1 HET CA A1002 1 HETNAM CA CALCIUM ION FORMUL 2 CA 2(CA 2+) FORMUL 4 HOH *105(H2 O) SHEET 1 A 4 VAL A 568 LYS A 574 0 SHEET 2 A 4 ILE A 520 THR A 528 -1 N MET A 521 O VAL A 573 SHEET 3 A 4 ILE A 504 PHE A 507 -1 N THR A 506 O LEU A 526 SHEET 4 A 4 ILE A 635 LEU A 636 1 O ILE A 635 N PHE A 505 SHEET 1 B 5 VAL A 511 SER A 515 0 SHEET 2 B 5 LYS A 641 GLU A 647 1 O GLU A 647 N VAL A 514 SHEET 3 B 5 LYS A 585 ILE A 591 -1 N PHE A 587 O VAL A 644 SHEET 4 B 5 ASN A 534 GLU A 543 -1 N ILE A 542 O PHE A 588 SHEET 5 B 5 GLY A 558 PHE A 562 -1 O PHE A 562 N VAL A 535 SHEET 1 C 5 VAL A 511 SER A 515 0 SHEET 2 C 5 LYS A 641 GLU A 647 1 O GLU A 647 N VAL A 514 SHEET 3 C 5 LYS A 585 ILE A 591 -1 N PHE A 587 O VAL A 644 SHEET 4 C 5 ASN A 534 GLU A 543 -1 N ILE A 542 O PHE A 588 SHEET 5 C 5 ARG A 595 VAL A 597 -1 O ARG A 595 N ILE A 536 LINK OE1 GLU A 516 CA CA A1001 1555 1555 2.52 LINK OE2 GLU A 516 CA CA A1001 1555 1555 2.45 LINK OD1 ASP A 552 CA CA A1002 1555 1555 2.33 LINK OD1 ASP A 578 CA CA A1001 1555 1555 2.39 LINK OD2 ASP A 578 CA CA A1002 1555 1555 2.33 LINK O GLU A 580 CA CA A1001 1555 1555 2.37 LINK OE1 GLU A 648 CA CA A1001 1555 1555 2.54 LINK OE2 GLU A 648 CA CA A1001 1555 1555 2.64 LINK CA CA A1001 O HOH A 8 1555 1555 2.44 LINK CA CA A1001 O HOH A 15 1555 1555 2.41 LINK CA CA A1002 O HOH A 26 1555 1555 2.50 LINK CA CA A1002 O HOH A 6 1555 1555 2.52 LINK CA CA A1002 O HOH A 11 1555 1555 2.38 LINK CA CA A1002 O HOH A 30 1555 1555 2.38 LINK CA CA A1002 O HOH A 9 1555 1555 2.49 SITE 1 AC1 6 HOH A 8 HOH A 15 GLU A 516 ASP A 578 SITE 2 AC1 6 GLU A 580 GLU A 648 SITE 1 AC2 7 HOH A 6 HOH A 9 HOH A 11 HOH A 26 SITE 2 AC2 7 HOH A 30 ASP A 552 ASP A 578 CRYST1 86.030 59.232 22.592 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 0.011624 0.000000 0.000000 0.00000 SCALE2 0.000000 0.016883 0.000000 0.00000 SCALE3 0.000000 0.000000 0.044263 0.00000 MASTER 385 0 2 0 14 0 4 6 0 0 0 15 END