HEADER SUGAR BINDING PROTEIN 29-DEC-99 1DQ1 TITLE CALCIUM;CALCIUM CONCANAVALIN A COMPND MOL_ID: 1; COMPND 2 MOLECULE: CONCANAVALIN-BR; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CON BR, CALCIUM;CALCIUM CONCANAVALIN A SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CANAVALIA ENSIFORMIS; SOURCE 3 ORGANISM_COMMON: JACK BEAN; SOURCE 4 ORGANISM_TAXID: 3823 KEYWDS BETA-SHEET, LEGUMINOSAE LECTIN, CALCIUM, TRANSITION METAL, ION KEYWDS 2 BINDING SITE, S1, CALCIUM BINDING SITE, S2, SUGAR BINDING PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR J.BOUCKAERT,Y.DEWALLEF,F.POORTMANS,L.WYNS,R.LORIS REVDAT 6 07-FEB-24 1DQ1 1 REMARK LINK REVDAT 5 21-JUN-17 1DQ1 1 COMPND DBREF SEQADV REVDAT 4 24-FEB-09 1DQ1 1 VERSN REVDAT 3 29-MAR-05 1DQ1 1 JRNL REVDAT 2 01-FEB-00 1DQ1 1 COMPND REVDAT 1 19-JAN-00 1DQ1 0 JRNL AUTH J.BOUCKAERT,Y.DEWALLEF,F.POORTMANS,L.WYNS,R.LORIS JRNL TITL THE STRUCTURAL FEATURES OF CONCANAVALIN A GOVERNING JRNL TITL 2 NON-PROLINE PEPTIDE ISOMERIZATION JRNL REF J.BIOL.CHEM. V. 275 19778 2000 JRNL REFN ISSN 0021-9258 JRNL PMID 10748006 JRNL DOI 10.1074/JBC.M001251200 REMARK 2 REMARK 2 RESOLUTION. 2.15 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.851 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.15 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 25.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : 99.4 REMARK 3 NUMBER OF REFLECTIONS : 13517 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : BRUNGER REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.182 REMARK 3 FREE R VALUE : 0.276 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 10.000 REMARK 3 FREE R VALUE TEST SET COUNT : 1352 REMARK 3 ESTIMATED ERROR OF FREE R VALUE : NULL REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 10 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.15 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.25 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.90 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : 0.2270 REMARK 3 BIN FREE R VALUE : 0.3230 REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : 10.00 REMARK 3 BIN FREE R VALUE TEST SET COUNT : NULL REMARK 3 ESTIMATED ERROR OF BIN FREE R VALUE : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1809 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 86 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 25.40 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 25.03 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 ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM SIGMAA (A) : NULL REMARK 3 LOW RESOLUTION CUTOFF (A) : NULL REMARK 3 REMARK 3 CROSS-VALIDATED ESTIMATED COORDINATE ERROR. REMARK 3 ESD FROM C-V LUZZATI PLOT (A) : NULL REMARK 3 ESD FROM C-V SIGMAA (A) : NULL REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 BOND LENGTHS (A) : 0.013 REMARK 3 BOND ANGLES (DEGREES) : 1.800 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 27.00 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.900 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN BOND (A**2) : NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE (A**2) : NULL ; NULL REMARK 3 REMARK 3 NCS MODEL : NULL REMARK 3 REMARK 3 NCS RESTRAINTS. RMS SIGMA/WEIGHT REMARK 3 GROUP 1 POSITIONAL (A) : NULL ; NULL REMARK 3 GROUP 1 B-FACTOR (A**2) : NULL ; NULL REMARK 3 REMARK 3 PARAMETER FILE 1 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1DQ1 COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 06-JAN-00. REMARK 100 THE DEPOSITION ID IS D_1000010278. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 20-APR-99 REMARK 200 TEMPERATURE (KELVIN) : 291.0 REMARK 200 PH : 7.0 REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU RUH2R REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : MARRESEARCH REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 13518 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.150 REMARK 200 RESOLUTION RANGE LOW (A) : 25.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : -3.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.4 REMARK 200 DATA REDUNDANCY : 6.000 REMARK 200 R MERGE (I) : 0.10400 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 14.5800 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.15 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.25 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.9 REMARK 200 DATA REDUNDANCY IN SHELL : 6.00 REMARK 200 R MERGE FOR SHELL (I) : 0.37500 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 <I/SIGMA(I)> FOR SHELL : 5.200 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 48.43 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.39 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 2.1 M AMMONIUM SULPHATE, 120 MM SODIUM REMARK 280 ACETATE, 100 MM CALCIUM, PREPARED BY SOAKING OF LOCKED, METAL- REMARK 280 FREE CONCANAVALIN A CRYSTALS (1DQ0) WITH CALCIUM, PH 7.0, REMARK 280 TEMPERATURE 293.0K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: I 2 2 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,Y,-Z REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z+1/2 REMARK 290 6555 -X+1/2,-Y+1/2,Z+1/2 REMARK 290 7555 -X+1/2,Y+1/2,-Z+1/2 REMARK 290 8555 X+1/2,-Y+1/2,-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 0.00000 REMARK 290 SMTRY1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 0.00000 REMARK 290 SMTRY3 3 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 4 1.000000 0.000000 0.000000 0.00000 REMARK 290 SMTRY2 4 0.000000 -1.000000 0.000000 0.00000 REMARK 290 SMTRY3 4 0.000000 0.000000 -1.000000 0.00000 REMARK 290 SMTRY1 5 1.000000 0.000000 0.000000 31.48200 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 43.65600 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 44.46800 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 31.48200 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 43.65600 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 44.46800 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 31.48200 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 43.65600 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 44.46800 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 31.48200 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 43.65600 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 44.46800 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: TETRAMERIC 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 -87.31200 REMARK 350 BIOMT3 2 0.000000 0.000000 1.000000 0.00000 REMARK 350 BIOMT1 3 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 3 0.000000 1.000000 0.000000 0.00000 REMARK 350 BIOMT3 3 0.000000 0.000000 -1.000000 88.93600 REMARK 350 BIOMT1 4 1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 4 0.000000 -1.000000 0.000000 -87.31200 REMARK 350 BIOMT3 4 0.000000 0.000000 -1.000000 88.93600 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 369 LIES ON A SPECIAL POSITION. 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 GLU A 183 CA - C - N ANGL. DEV. = 17.7 DEGREES REMARK 500 GLU A 183 O - C - N ANGL. DEV. = -22.5 DEGREES 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 ASN A 14 77.36 -102.62 REMARK 500 SER A 21 37.51 -77.03 REMARK 500 TRP A 109 118.71 -160.85 REMARK 500 GLU A 122 69.78 -118.82 REMARK 500 ASP A 208 -38.08 -149.25 REMARK 500 LEU A 230 19.76 56.25 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 ALA A 207 ASP A 208 49.42 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: MAIN CHAIN PLANARITY REMARK 500 REMARK 500 THE FOLLOWING RESIDUES HAVE A PSEUDO PLANARITY REMARK 500 TORSION ANGLE, C(I) - CA(I) - N(I+1) - O(I), GREATER REMARK 500 10.0 DEGREES. (M=MODEL NUMBER; RES=RESIDUE NAME; REMARK 500 C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 500 I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI ANGLE REMARK 500 GLU A 183 -16.56 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 238 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLU A 8 OE2 REMARK 620 2 ASP A 10 OD2 97.6 REMARK 620 3 ASP A 19 OD1 152.9 99.0 REMARK 620 4 HIS A 24 NE2 104.4 94.5 95.4 REMARK 620 5 HOH A 321 O 81.3 83.4 79.5 174.1 REMARK 620 6 HOH A 370 O 80.4 168.5 79.1 96.9 85.1 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CA A 239 CA REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 10 OD2 REMARK 620 2 ASP A 10 OD1 56.3 REMARK 620 3 TYR A 12 O 119.0 72.8 REMARK 620 4 ASN A 14 OD1 162.9 140.4 76.3 REMARK 620 5 ASP A 19 OD2 82.0 118.2 96.4 89.0 REMARK 620 6 HOH A 309 O 74.7 117.0 166.1 90.5 87.5 REMARK 620 7 HOH A 335 O 108.1 72.0 82.7 80.2 169.0 91.0 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 238 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CA A 239 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1DQ0 RELATED DB: PDB REMARK 900 LOCKED METAL-FREE CONCANAVALIN A CRYSTALS REMARK 900 RELATED ID: 1DQ2 RELATED DB: PDB REMARK 900 UNLOCKED METAL-FREE CONCANAVALIN A REMARK 900 RELATED ID: 1DQ4 RELATED DB: PDB REMARK 900 A TRANSIENTLY UNLOCKED CONCANAVALIN A STRUCTURE WITH MN2+ BOUND IN REMARK 900 THE TRANSITION METAL ION BINDING SITE S1 AND AN EMPTY CALCIUM REMARK 900 BINDING SITE S2 REMARK 900 RELATED ID: 1DQ5 RELATED DB: PDB REMARK 900 MANGANESE;MANGANESE CONCANAVALIN A AT PH 5.0 REMARK 900 RELATED ID: 1DQ6 RELATED DB: PDB REMARK 900 MANGANESE;MANGANESE CONCANAVALIN A AT PH 7.0 DBREF 1DQ1 A 1 237 UNP P55915 CONA_CANBR 1 237 SEQADV 1DQ1 ASP A 58 UNP P55915 GLY 58 CONFLICT SEQADV 1DQ1 ALA A 70 UNP P55915 GLY 70 CONFLICT SEQADV 1DQ1 ASP A 151 UNP P55915 GLU 151 CONFLICT SEQADV 1DQ1 GLU A 155 UNP P55915 ARG 155 CONFLICT SEQRES 1 A 237 ALA ASP THR ILE VAL ALA VAL GLU LEU ASP THR TYR PRO SEQRES 2 A 237 ASN THR ASP ILE GLY ASP PRO SER TYR PRO HIS ILE GLY SEQRES 3 A 237 ILE ASP ILE LYS SER VAL ARG SER LYS LYS THR ALA LYS SEQRES 4 A 237 TRP ASN MET GLN ASN GLY LYS VAL GLY THR ALA HIS ILE SEQRES 5 A 237 ILE TYR ASN SER VAL ASP LYS ARG LEU SER ALA VAL VAL SEQRES 6 A 237 SER TYR PRO ASN ALA ASP SER ALA THR VAL SER TYR ASP SEQRES 7 A 237 VAL ASP LEU ASP ASN VAL LEU PRO GLU TRP VAL ARG VAL SEQRES 8 A 237 GLY LEU SER ALA SER THR GLY LEU TYR LYS GLU THR ASN SEQRES 9 A 237 THR ILE LEU SER TRP SER PHE THR SER LYS LEU LYS SER SEQRES 10 A 237 ASN SER THR HIS GLU THR ASN ALA LEU HIS PHE MET PHE SEQRES 11 A 237 ASN GLN PHE SER LYS ASP GLN LYS ASP LEU ILE LEU GLN SEQRES 12 A 237 GLY ASP ALA THR THR GLY THR ASP GLY ASN LEU GLU LEU SEQRES 13 A 237 THR ARG VAL SER SER ASN GLY SER PRO GLN GLY SER SER SEQRES 14 A 237 VAL GLY ARG ALA LEU PHE TYR ALA PRO VAL HIS ILE TRP SEQRES 15 A 237 GLU SER SER ALA VAL VAL ALA SER PHE GLU ALA THR PHE SEQRES 16 A 237 THR PHE LEU ILE LYS SER PRO ASP SER HIS PRO ALA ASP SEQRES 17 A 237 GLY ILE ALA PHE PHE ILE SER ASN ILE ASP SER SER ILE SEQRES 18 A 237 PRO SER GLY SER THR GLY ARG LEU LEU GLY LEU PHE PRO SEQRES 19 A 237 ASP ALA ASN HET CA A 238 1 HET CA A 239 1 HETNAM CA CALCIUM ION FORMUL 2 CA 2(CA 2+) FORMUL 4 HOH *86(H2 O) HELIX 1 1 ASN A 14 GLY A 18 5 5 HELIX 2 2 ASP A 80 VAL A 84 5 5 HELIX 3 3 THR A 150 GLY A 152 5 3 HELIX 4 4 THR A 226 LEU A 230 5 5 SHEET 1 A 7 LYS A 36 LYS A 39 0 SHEET 2 A 7 HIS A 24 ILE A 29 -1 N ILE A 25 O ALA A 38 SHEET 3 A 7 VAL A 5 ASP A 10 -1 O ALA A 6 N ASP A 28 SHEET 4 A 7 GLY A 209 ASN A 216 -1 O ILE A 210 N LEU A 9 SHEET 5 A 7 TRP A 88 SER A 96 -1 O ARG A 90 N SER A 215 SHEET 6 A 7 VAL A 170 PHE A 175 -1 N GLY A 171 O ALA A 95 SHEET 7 A 7 LEU A 140 GLY A 144 -1 N ILE A 141 O LEU A 174 SHEET 1 A1 6 LYS A 36 LYS A 39 0 SHEET 2 A1 6 HIS A 24 ILE A 29 -1 N ILE A 25 O ALA A 38 SHEET 3 A1 6 VAL A 5 ASP A 10 -1 O ALA A 6 N ASP A 28 SHEET 4 A1 6 GLY A 209 ASN A 216 -1 O ILE A 210 N LEU A 9 SHEET 5 A1 6 TRP A 88 SER A 96 -1 O ARG A 90 N SER A 215 SHEET 6 A1 6 VAL A 179 HIS A 180 -1 N VAL A 179 O VAL A 89 SHEET 1 B 6 ALA A 73 ASP A 78 0 SHEET 2 B 6 ARG A 60 SER A 66 -1 N LEU A 61 O TYR A 77 SHEET 3 B 6 VAL A 47 ASN A 55 -1 N THR A 49 O SER A 66 SHEET 4 B 6 ALA A 186 LEU A 198 -1 N PHE A 191 O TYR A 54 SHEET 5 B 6 THR A 105 SER A 117 -1 O THR A 105 N LEU A 198 SHEET 6 B 6 THR A 123 PHE A 130 -1 N ASN A 124 O LEU A 115 SHEET 1 B1 7 ALA A 73 ASP A 78 0 SHEET 2 B1 7 ARG A 60 SER A 66 -1 N LEU A 61 O TYR A 77 SHEET 3 B1 7 VAL A 47 ASN A 55 -1 N THR A 49 O SER A 66 SHEET 4 B1 7 ALA A 186 LEU A 198 -1 N PHE A 191 O TYR A 54 SHEET 5 B1 7 THR A 105 SER A 117 -1 O THR A 105 N LEU A 198 SHEET 6 B1 7 LEU A 154 GLU A 155 -1 O LEU A 154 N ILE A 106 SHEET 7 B1 7 THR A 147 THR A 148 -1 O THR A 147 N GLU A 155 LINK OE2 GLU A 8 CA CA A 238 1555 1555 2.15 LINK OD2 ASP A 10 CA CA A 238 1555 1555 2.50 LINK OD2 ASP A 10 CA CA A 239 1555 1555 2.26 LINK OD1 ASP A 10 CA CA A 239 1555 1555 2.37 LINK O TYR A 12 CA CA A 239 1555 1555 2.38 LINK OD1 ASN A 14 CA CA A 239 1555 1555 2.89 LINK OD1 ASP A 19 CA CA A 238 1555 1555 2.46 LINK OD2 ASP A 19 CA CA A 239 1555 1555 2.46 LINK NE2 HIS A 24 CA CA A 238 1555 1555 2.24 LINK CA CA A 238 O HOH A 321 1555 1555 2.41 LINK CA CA A 238 O HOH A 370 1555 1555 2.48 LINK CA CA A 239 O HOH A 309 1555 1555 2.64 LINK CA CA A 239 O HOH A 335 1555 1555 2.53 SITE 1 AC1 6 GLU A 8 ASP A 10 ASP A 19 HIS A 24 SITE 2 AC1 6 HOH A 321 HOH A 370 SITE 1 AC2 6 ASP A 10 TYR A 12 ASN A 14 ASP A 19 SITE 2 AC2 6 HOH A 309 HOH A 335 CRYST1 62.964 87.312 88.936 90.00 90.00 90.00 I 2 2 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 0.015882 0.000000 0.000000 0.00000 SCALE2 0.000000 0.011453 0.000000 0.00000 SCALE3 0.000000 0.000000 0.011244 0.00000