HEADER LUMINESCENT PROTEIN 05-MAR-04 1SL8 TITLE CALCIUM-LOADED APO-AEQUORIN FROM AEQUOREA VICTORIA COMPND MOL_ID: 1; COMPND 2 MOLECULE: AEQUORIN 1; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: AEQUOREA VICTORIA; SOURCE 3 ORGANISM_TAXID: 6100; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: BL21-GOLD(DE3); SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_PLASMID: PET19B+ KEYWDS PHOTOPROTEIN, OBELIN, BIOLUMINESCENCE, CALCIUM BINDING, EF-HAND, KEYWDS 2 AEQUORIN, STRUCTURAL GENOMICS, PSI, PROTEIN STRUCTURE INITIATIVE, KEYWDS 3 SOUTHEAST COLLABORATORY FOR STRUCTURAL GENOMICS, SECSG, LUMINESCENT KEYWDS 4 PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR L.DENG,S.V.MARKOVA,E.S.VYSOTSKI,Z.J.LIU,J.LEE,J.ROSE,B.C.WANG, AUTHOR 2 SOUTHEAST COLLABORATORY FOR STRUCTURAL GENOMICS (SECSG) REVDAT 6 29-NOV-23 1SL8 1 REMARK SEQADV LINK REVDAT 5 13-JUL-11 1SL8 1 VERSN REVDAT 4 24-FEB-09 1SL8 1 VERSN REVDAT 3 01-MAR-05 1SL8 1 AUTHOR JRNL REVDAT 2 01-FEB-05 1SL8 1 AUTHOR KEYWDS REVDAT 1 28-DEC-04 1SL8 0 JRNL AUTH L.DENG,E.S.VYSOTSKI,S.V.MARKOVA,Z.J.LIU,J.LEE,J.ROSE, JRNL AUTH 2 B.C.WANG JRNL TITL ALL THREE CA2+-BINDING LOOPS OF PHOTOPROTEINS BIND CALCIUM JRNL TITL 2 IONS: THE CRYSTAL STRUCTURES OF CALCIUM-LOADED APO-AEQUORIN JRNL TITL 3 AND APO-OBELIN. JRNL REF PROTEIN SCI. V. 14 663 2005 JRNL REFN ISSN 0961-8368 JRNL PMID 15689515 JRNL DOI 10.1110/PS.041142905 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH Z.-J.LIU,E.S.VYSOTSKI,C.-J.CHEN,J.ROSE,J.LEE,B.-C.WANG REMARK 1 TITL STRUCTURE OF THE CA2+-REGULATED PHOTOPROTEIN OBELIN AT 1.7 REMARK 1 TITL 2 RESOLUTION DETERMINED DIRECTLY FROM ITS SULFUR SUBSTRUCTURE REMARK 1 REF PROTEIN SCI. V. 9 2085 2000 REMARK 1 REFN ISSN 0961-8368 REMARK 1 REFERENCE 2 REMARK 1 AUTH E.S.VYSOTSKI,Z.-J.LIU,J.ROSE,B.-C.WANG,J.LEE REMARK 1 TITL PREPARATION AND PRELIMINARY STUDY OF CRYSTALS OF THE REMARK 1 TITL 2 RECOMBINANT CALCIUM-REGULATED PHOTOPROTEIN OBELIN FROM THE REMARK 1 TITL 3 BIOLUMINESCENT HYDROID OBELIA LONGISSIMA REMARK 1 REF ACTA CRYSTALLOGR.,SECT.D V. 55 1965 1999 REMARK 1 REFN ISSN 0907-4449 REMARK 1 DOI 10.1107/S0907444999011828 REMARK 1 REFERENCE 3 REMARK 1 AUTH L.DENG,E.S.VYSOTSKI,Z.-J.LIU,S.V.MARKOVA,N.P.MALIKOVA,J.LEE, REMARK 1 AUTH 2 J.ROSE,B.-C.WANG REMARK 1 TITL STRUCTURAL BASIS FOR THE EMISSION OF VIOLET BIOLUMINESCENCE REMARK 1 TITL 2 FROM A W92F OBELIN MUTANT REMARK 1 REF FEBS LETT. V. 506 281 2001 REMARK 1 REFN ISSN 0014-5793 REMARK 1 DOI 10.1016/S0014-5793(01)02937-4 REMARK 1 REFERENCE 4 REMARK 1 AUTH E.S.VYSOTSKI,Z.-J.LIU,S.V.MARKOVA,J.BLINKS,L.DENG,L.A.FRANK, REMARK 1 AUTH 2 M.HERKO,N.P.MALIKOVA,J.P.ROSE,B.-C.WANG,J.LEE REMARK 1 TITL VIOLET BIOLUMINESCENCE AND FAST KINETICS FROM W92F OBELIN: REMARK 1 TITL 2 STRUCTURE-BASED PROPOSALS FOR THE BIOLUMINESCENCE TRIGGERING REMARK 1 TITL 3 AND THE IDENTIFICATION OF THE EMITTING SPECIES REMARK 1 REF BIOCHEMISTRY V. 42 6013 2003 REMARK 1 REFN ISSN 0006-2960 REMARK 1 DOI 10.1021/BI027258H REMARK 1 REFERENCE 5 REMARK 1 AUTH Z.-J.LIU,E.S.VYSOTSKI,L.DENG,J.LEE,J.ROSE,B.-C.WANG REMARK 1 TITL ATOMIC RESOLUTION STRUCTURE OF OBELIN: SOAKING WITH CALCIUM REMARK 1 TITL 2 ENHANCES ELECTRON DENSITY OF THE SECOND OXYGEN ATOM REMARK 1 TITL 3 SUBSTITUTED AT THE C2-POSITION OF COELENTERAZINE REMARK 1 REF BIOCHEM.BIOPHYS.RES.COMMUN. V. 311 433 2003 REMARK 1 REFN ISSN 0006-291X REMARK 1 DOI 10.1016/J.BBRC.2003.09.231 REMARK 1 REFERENCE 6 REMARK 1 AUTH L.DENG,S.V.MARKOVA,E.S.VYSOTSKI,Z.-J.LIU,J.LEE,J.ROSE, REMARK 1 AUTH 2 B.-C.WANG REMARK 1 TITL PREPARATION AND X-RAY CRYSTALLOGRAPHIC ANALYSIS OF THE REMARK 1 TITL 2 CA2+-DISCHARGED PHOTOPROTEIN OBELIN REMARK 1 REF TO BE PUBLISHED REMARK 1 REFN REMARK 2 REMARK 2 RESOLUTION. 1.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.1.24 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN 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) : 50.64 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 98.7 REMARK 3 NUMBER OF REFLECTIONS : 21713 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) : 0.217 REMARK 3 R VALUE (WORKING SET) : 0.216 REMARK 3 FREE R VALUE : 0.236 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 1176 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) : 1.74 REMARK 3 REFLECTION IN BIN (WORKING SET) : 1394 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2970 REMARK 3 BIN FREE R VALUE SET COUNT : 86 REMARK 3 BIN FREE R VALUE : 0.3160 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1460 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 3 REMARK 3 SOLVENT ATOMS : 154 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 26.30 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 30.47 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 1.30000 REMARK 3 B22 (A**2) : 1.30000 REMARK 3 B33 (A**2) : -2.59000 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): 0.122 REMARK 3 ESU BASED ON FREE R VALUE (A): 0.112 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.084 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 2.588 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.950 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.943 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1495 ; 0.019 ; 0.021 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2018 ; 1.632 ; 1.928 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 180 ; 5.113 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): NULL ; NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 206 ; 0.119 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1159 ; 0.008 ; 0.020 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): 719 ; 0.221 ; 0.200 REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): 112 ; 0.157 ; 0.200 REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): 11 ; 0.143 ; 0.200 REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): 48 ; 0.213 ; 0.200 REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): 20 ; 0.209 ; 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): 895 ; 1.097 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1431 ; 1.975 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 600 ; 3.231 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 587 ; 5.197 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL 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 : BABINET MODEL WITH 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: NULL REMARK 4 REMARK 4 1SL8 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 11-MAR-04. REMARK 100 THE DEPOSITION ID IS D_1000021810. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 23-JAN-03; 20-MAR-03 REMARK 200 TEMPERATURE (KELVIN) : 100; 100 REMARK 200 PH : 4.6 REMARK 200 NUMBER OF CRYSTALS USED : 2 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N; Y REMARK 200 RADIATION SOURCE : ROTATING ANODE; APS REMARK 200 BEAMLINE : NULL; 22-ID REMARK 200 X-RAY GENERATOR MODEL : RIGAKU; NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M; NULL REMARK 200 WAVELENGTH OR RANGE (A) : 2.2909; 0.97 REMARK 200 MONOCHROMATOR : CONFOCAL OPTICS; NULL REMARK 200 OPTICS : RIGAKU/MSC CMF15-50CR8; NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE; CCD REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV; MAR CCD 165 MM REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 22954 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.700 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.8 REMARK 200 DATA REDUNDANCY : 8.300 REMARK 200 R MERGE (I) : 0.38000 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 45.9000 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 (%) : 91.7 REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : 0.27000 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 4.700 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH; NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: SAS REMARK 200 SOFTWARE USED: SOLVE REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 46.07 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.28 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 30% V/V 2-METHYL-2,4-PENTANEDIOL, 0.1M REMARK 280 SODIUM ACETATE, PH 4.6, MODIFIED MICROBATCH, TEMPERATURE 277K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 43 21 2 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+1/2,X+1/2,Z+3/4 REMARK 290 4555 Y+1/2,-X+1/2,Z+1/4 REMARK 290 5555 -X+1/2,Y+1/2,-Z+3/4 REMARK 290 6555 X+1/2,-Y+1/2,-Z+1/4 REMARK 290 7555 Y,X,-Z REMARK 290 8555 -Y,-X,-Z+1/2 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 67.55450 REMARK 290 SMTRY1 3 0.000000 -1.000000 0.000000 27.18550 REMARK 290 SMTRY2 3 1.000000 0.000000 0.000000 27.18550 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 101.33175 REMARK 290 SMTRY1 4 0.000000 1.000000 0.000000 27.18550 REMARK 290 SMTRY2 4 -1.000000 0.000000 0.000000 27.18550 REMARK 290 SMTRY3 4 0.000000 0.000000 1.000000 33.77725 REMARK 290 SMTRY1 5 -1.000000 0.000000 0.000000 27.18550 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 27.18550 REMARK 290 SMTRY3 5 0.000000 0.000000 -1.000000 101.33175 REMARK 290 SMTRY1 6 1.000000 0.000000 0.000000 27.18550 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 27.18550 REMARK 290 SMTRY3 6 0.000000 0.000000 -1.000000 33.77725 REMARK 290 SMTRY1 7 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY2 7 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 8 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY2 8 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 67.55450 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,PQS REMARK 350 TOTAL BURIED SURFACE AREA: 3590 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 17830 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -92.0 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 350 BIOMT1 2 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT2 2 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 135.10900 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 SER A 2 REMARK 465 VAL A 3 REMARK 465 LYS A 4 REMARK 465 LEU A 5 REMARK 465 THR A 6 REMARK 465 PRO A 7 REMARK 465 ASP A 8 REMARK 465 PHE A 9 REMARK 465 ASP A 10 REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS REMARK 500 REMARK 500 THE FOLLOWING ATOMS THAT ARE RELATED BY CRYSTALLOGRAPHIC REMARK 500 SYMMETRY ARE IN CLOSE CONTACT. AN ATOM LOCATED WITHIN 0.15 REMARK 500 ANGSTROMS OF A SYMMETRY RELATED ATOM IS ASSUMED TO BE ON A REMARK 500 SPECIAL POSITION AND IS, THEREFORE, LISTED IN REMARK 375 REMARK 500 INSTEAD OF REMARK 500. ATOMS WITH NON-BLANK ALTERNATE REMARK 500 LOCATION INDICATORS ARE NOT INCLUDED IN THE CALCULATIONS. REMARK 500 REMARK 500 DISTANCE CUTOFF: REMARK 500 2.2 ANGSTROMS FOR CONTACTS NOT INVOLVING HYDROGEN ATOMS REMARK 500 1.6 ANGSTROMS FOR CONTACTS INVOLVING HYDROGEN ATOMS REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI SSYMOP DISTANCE REMARK 500 O HOH A 719 O HOH A 815 5555 2.19 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND ANGLES REMARK 500 REMARK 500 THE STEREOCHEMICAL PARAMETERS OF THE FOLLOWING RESIDUES REMARK 500 HAVE VALUES WHICH DEVIATE FROM EXPECTED VALUES BY MORE REMARK 500 THAN 6*RMSD (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN REMARK 500 IDENTIFIER; SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 STANDARD TABLE: REMARK 500 FORMAT: (10X,I3,1X,A3,1X,A1,I4,A1,3(1X,A4,2X),12X,F5.1) REMARK 500 REMARK 500 EXPECTED VALUES PROTEIN: ENGH AND HUBER, 1999 REMARK 500 EXPECTED VALUES NUCLEIC ACID: CLOWNEY ET AL 1996 REMARK 500 REMARK 500 M RES CSSEQI ATM1 ATM2 ATM3 REMARK 500 ASP A 157 CB - CG - OD1 ANGL. DEV. = 7.2 DEGREES REMARK 500 ASP A 165 CB - CG - OD2 ANGL. DEV. = 5.9 DEGREES 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 670 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 26 OD1 REMARK 620 2 ASN A 28 OD1 87.9 REMARK 620 3 ASN A 30 OD1 91.7 73.5 REMARK 620 4 ARG A 32 O 83.6 147.0 74.9 REMARK 620 5 GLU A 37 OE1 92.2 126.7 159.5 85.5 REMARK 620 6 GLU A 37 OE2 98.4 73.7 145.3 139.0 53.5 REMARK 620 7 HOH A 716 O 177.6 92.9 90.7 96.8 85.5 79.8 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 671 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 119 OD1 REMARK 620 2 ASP A 121 OD1 92.2 REMARK 620 3 ASN A 123 OD1 86.7 74.1 REMARK 620 4 ALA A 125 O 87.4 146.9 72.8 REMARK 620 5 GLU A 130 OE1 106.7 132.9 147.5 78.2 REMARK 620 6 GLU A 130 OE2 95.2 83.3 157.3 129.8 53.0 REMARK 620 7 HOH A 698 O 168.3 87.2 81.9 86.7 82.0 96.4 REMARK 620 N 1 2 3 4 5 6 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 669 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 155 OD1 REMARK 620 2 ASP A 157 OD1 88.4 REMARK 620 3 SER A 159 OG 96.3 82.3 REMARK 620 4 GLN A 161 O 83.8 151.9 71.9 REMARK 620 5 GLU A 166 OE1 98.3 124.7 149.5 83.2 REMARK 620 6 GLU A 166 OE2 90.6 74.8 155.8 132.0 50.5 REMARK 620 7 HOH A 680 O 172.4 84.3 80.8 101.8 87.6 89.4 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 669 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 670 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 671 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1EL4 RELATED DB: PDB REMARK 900 CONTAINS CALCIUM-REGULATED PHOTOPROTEIN OBELIN REMARK 900 RELATED ID: 1EJ3 RELATED DB: PDB REMARK 900 CONTAINS CALCIUM-REGULATED PHOTOPROTEIN AEQUORIN REMARK 900 RELATED ID: 1JF0 RELATED DB: PDB REMARK 900 CONTAINS CALCIUM-REGULATED PHOTOPROTEIN OBELIN REMARK 900 RELATED ID: 1JF2 RELATED DB: PDB REMARK 900 CONTAINS CALCIUM-REGULATED PHOTOPROTEIN OBELIN W92F MUTANT REMARK 900 RELATED ID: 1QV0 RELATED DB: PDB REMARK 900 CONTAINS CALCIUM-REGULATED PHOTOPROTEIN OBELIN REMARK 900 RELATED ID: 1QV1 RELATED DB: PDB REMARK 900 CONTAINS CALCIUM-REGULATED PHOTOPROTEIN OBELIN REMARK 900 RELATED ID: 1S36 RELATED DB: PDB REMARK 900 CONTAINS CALCIUM-DISCHARGED PHOTOPROTEIN W92F OBELIN REMARK 900 RELATED ID: AAE-AEQ RELATED DB: TARGETDB REMARK 999 REMARK 999 SEQUENCE REMARK 999 AUTHORS INFORMED THAT THERE ARE SEVERAL ISOFORMS REMARK 999 OF THIS PROTEIN FROM THE SAME SPECIES. THE CONFLICT REMARK 999 AT RESIDUE 138 ARISES BECAUSE THEIR SEQUENCE IS ONE REMARK 999 OF THE ISOFORMS. DBREF 1SL8 A 2 191 UNP P07164 AEQ1_AEQVI 7 196 SEQADV 1SL8 MET A 1 UNP P07164 INITIATING METHIONINE SEQADV 1SL8 ALA A 138 UNP P07164 ASP 143 SEE REMARK 999 SEQRES 1 A 191 MET SER VAL LYS LEU THR PRO ASP PHE ASP ASN PRO LYS SEQRES 2 A 191 TRP ILE GLY ARG HIS LYS HIS MET PHE ASN PHE LEU ASP SEQRES 3 A 191 VAL ASN HIS ASN GLY ARG ILE SER LEU ASP GLU MET VAL SEQRES 4 A 191 TYR LYS ALA SER ASP ILE VAL ILE ASN ASN LEU GLY ALA SEQRES 5 A 191 THR PRO GLU GLN ALA LYS ARG HIS LYS ASP ALA VAL GLU SEQRES 6 A 191 ALA PHE PHE GLY GLY ALA GLY MET LYS TYR GLY VAL GLU SEQRES 7 A 191 THR GLU TRP PRO GLU TYR ILE GLU GLY TRP LYS ARG LEU SEQRES 8 A 191 ALA SER GLU GLU LEU LYS ARG TYR SER LYS ASN GLN ILE SEQRES 9 A 191 THR LEU ILE ARG LEU TRP GLY ASP ALA LEU PHE ASP ILE SEQRES 10 A 191 ILE ASP LYS ASP GLN ASN GLY ALA ILE SER LEU ASP GLU SEQRES 11 A 191 TRP LYS ALA TYR THR LYS SER ALA GLY ILE ILE GLN SER SEQRES 12 A 191 SER GLU ASP CYS GLU GLU THR PHE ARG VAL CYS ASP ILE SEQRES 13 A 191 ASP GLU SER GLY GLN LEU ASP VAL ASP GLU MET THR ARG SEQRES 14 A 191 GLN HIS LEU GLY PHE TRP TYR THR MET ASP PRO ALA CYS SEQRES 15 A 191 GLU LYS LEU TYR GLY GLY ALA VAL PRO HET CA A 669 1 HET CA A 670 1 HET CA A 671 1 HETNAM CA CALCIUM ION FORMUL 2 CA 3(CA 2+) FORMUL 5 HOH *154(H2 O) HELIX 1 1 ASN A 11 ASP A 26 1 16 HELIX 2 2 LEU A 35 ASN A 49 1 15 HELIX 3 3 THR A 53 ALA A 71 1 19 HELIX 4 4 TRP A 81 LYS A 101 1 21 HELIX 5 5 THR A 105 ASP A 119 1 15 HELIX 6 6 SER A 127 ALA A 138 1 12 HELIX 7 7 SER A 143 ASP A 155 1 13 HELIX 8 8 ASP A 163 TYR A 176 1 14 HELIX 9 9 LYS A 184 ALA A 189 5 6 SHEET 1 A 2 ARG A 32 SER A 34 0 SHEET 2 A 2 GLU A 78 GLU A 80 -1 O THR A 79 N ILE A 33 LINK OD1 ASP A 26 CA CA A 670 1555 1555 2.16 LINK OD1 ASN A 28 CA CA A 670 1555 1555 2.36 LINK OD1 ASN A 30 CA CA A 670 1555 1555 2.47 LINK O ARG A 32 CA CA A 670 1555 1555 2.32 LINK OE1 GLU A 37 CA CA A 670 1555 1555 2.43 LINK OE2 GLU A 37 CA CA A 670 1555 1555 2.47 LINK OD1 ASP A 119 CA CA A 671 1555 1555 2.24 LINK OD1 ASP A 121 CA CA A 671 1555 1555 2.27 LINK OD1 ASN A 123 CA CA A 671 1555 1555 2.49 LINK O ALA A 125 CA CA A 671 1555 1555 2.33 LINK OE1 GLU A 130 CA CA A 671 1555 1555 2.42 LINK OE2 GLU A 130 CA CA A 671 1555 1555 2.61 LINK OD1 ASP A 155 CA CA A 669 1555 1555 2.28 LINK OD1 ASP A 157 CA CA A 669 1555 1555 2.24 LINK OG SER A 159 CA CA A 669 1555 1555 2.48 LINK O GLN A 161 CA CA A 669 1555 1555 2.38 LINK OE1 GLU A 166 CA CA A 669 1555 1555 2.53 LINK OE2 GLU A 166 CA CA A 669 1555 1555 2.59 LINK CA CA A 669 O HOH A 680 1555 1555 2.36 LINK CA CA A 670 O HOH A 716 1555 1555 2.28 LINK CA CA A 671 O HOH A 698 1555 1555 2.60 SITE 1 AC1 6 ASP A 155 ASP A 157 SER A 159 GLN A 161 SITE 2 AC1 6 GLU A 166 HOH A 680 SITE 1 AC2 6 ASP A 26 ASN A 28 ASN A 30 ARG A 32 SITE 2 AC2 6 GLU A 37 HOH A 716 SITE 1 AC3 6 ASP A 119 ASP A 121 ASN A 123 ALA A 125 SITE 2 AC3 6 GLU A 130 HOH A 698 CRYST1 54.371 54.371 135.109 90.00 90.00 90.00 P 43 21 2 8 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 0.018392 0.000000 0.000000 0.00000 SCALE2 0.000000 0.018392 0.000000 0.00000 SCALE3 0.000000 0.000000 0.007401 0.00000