2ENR - Header Asymmetric Unit

HEADER LECTIN 14-JUL-98 2ENR

TITLE CO-CRYSTALS OF DEMETALLIZED CONCANAVALIN A WITH CADMIUM TITLE 2 HAVING A CADMIUM ION BOUND IN BOTH THE S1 SITE AND THE S2 TITLE 3 SITE

COMPND MOL_ID: 1; COMPND 2 MOLECULE: CONCANAVALIN A; COMPND 3 CHAIN: A; COMPND 4 SYNONYM: CON A; COMPND 5 OTHER_DETAILS: CADMIUM/CADMIUM COMPLEX

SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CANAVALIA ENSIFORMIS; SOURCE 3 ORGANISM_COMMON: JACK BEAN; SOURCE 4 ORGANISM_TAXID: 3823; SOURCE 5 ORGAN: BEAN

KEYWDS CONCANAVALIN A, PLANT LECTIN, CARBOHYDRATE BINDING, METAL KEYWDS 2 BINDING, CADMIUM

EXPDTA X-RAY DIFFRACTION

AUTHOR J.BOUCKAERT,R.LORIS,L.WYNS

REVDAT 3 24-FEB-09 2ENR 1 VERSN REVDAT 2 21-OCT-03 2ENR 1 JRNL REVDAT 1 16-FEB-99 2ENR 0

JRNL AUTH J.BOUCKAERT,R.LORIS,L.WYNS JRNL TITL ZINC/CALCIUM- AND CADMIUM/CADMIUM-SUBSTITUTED JRNL TITL 2 CONCANAVALIN A: INTERPLAY OF METAL BINDING, PH AND JRNL TITL 3 MOLECULAR PACKING. JRNL REF ACTA CRYSTALLOGR.,SECT.D V. 56 1569 2000 JRNL REFN ISSN 0907-4449 JRNL PMID 11092923 JRNL DOI 10.1107/S0907444900013342

REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH J.BOUCKAERT,R.LORIS,L.WYNS REMARK 1 TITL CHANGES IN CRYSTAL SPACE GROUP AND MULTIMERIC REMARK 1 TITL 2 STRUCTURE OF CONCANAVALIN A AS A FUNCTION OF METAL REMARK 1 TITL 3 ION BINDING AND PH REMARK 1 REF LECTINS: V. 11 50 1996 REMARK 1 REF 2 BIOL.BIOCHEM.CLIN.BIOCHEM. REMARK 1 REFN ISSN 0723-8878

REMARK 2 REMARK 2 RESOLUTION. 2.35 ANGSTROMS.

REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.1 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 2.35 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 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) (%) : 96.0 REMARK 3 NUMBER OF REFLECTIONS : 10111 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : NULL REMARK 3 FREE R VALUE TEST SET SELECTION : NULL REMARK 3 R VALUE (WORKING SET) : 0.173 REMARK 3 FREE R VALUE : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : NULL 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 : 8 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 2.30 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 2.42 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 35.00 REMARK 3 REFLECTIONS IN BIN (WORKING SET) : 560 REMARK 3 BIN R VALUE (WORKING SET) : 0.2620 REMARK 3 BIN FREE R VALUE : NULL REMARK 3 BIN FREE R VALUE TEST SET SIZE (%) : NULL 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 : 99 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 33.70 REMARK 3 MEAN B VALUE (OVERALL, A**2) : 16.00 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) : 0.019 REMARK 3 BOND ANGLES (DEGREES) : 3.07 REMARK 3 DIHEDRAL ANGLES (DEGREES) : 28.08 REMARK 3 IMPROPER ANGLES (DEGREES) : 1.47 REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : RESTRAINED 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 : PARAM19X.PRO REMARK 3 PARAMETER FILE 2 : NULL REMARK 3 PARAMETER FILE 3 : NULL REMARK 3 TOPOLOGY FILE 1 : TOPH19X.PRO REMARK 3 TOPOLOGY FILE 2 : NULL REMARK 3 TOPOLOGY FILE 3 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL

REMARK 4 REMARK 4 2ENR COMPLIES WITH FORMAT V. 3.15, 01-DEC-08

REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL.

REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 13-JUN-93 REMARK 200 TEMPERATURE (KELVIN) : 291 REMARK 200 PH : 5.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : GRAPHITE(002) REMARK 200 OPTICS : COLLIMATOR REMARK 200 REMARK 200 DETECTOR TYPE : AREA DETECTOR REMARK 200 DETECTOR MANUFACTURER : ENRAF-NONIUS FAST REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MADNESS REMARK 200 DATA SCALING SOFTWARE : CCP4 (ROTAVATA) REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 30650 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.380 REMARK 200 RESOLUTION RANGE LOW (A) : 11.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 96.0 REMARK 200 DATA REDUNDANCY : 3.200 REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : 0.05400 REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 11.2000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.38 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.45 REMARK 200 COMPLETENESS FOR SHELL (%) : 80.9 REMARK 200 DATA REDUNDANCY IN SHELL : 2.40 REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : 0.29900 REMARK 200 <I/SIGMA(I)> FOR SHELL : 3.100 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR 3.1 REMARK 200 STARTING MODEL: PDB ENTRY 1CON REMARK 200 REMARK 200 REMARK: NULL

REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 39.80 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.38 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PH 5.0

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 31.60000 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 43.84500 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 44.61500 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 31.60000 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 43.84500 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 44.61500 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 31.60000 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 43.84500 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 44.61500 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 31.60000 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 43.84500 REMARK 290 SMTRY3 8 0.000000 0.000000 -1.000000 44.61500 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 300 REMARK: REMARK 300 THE ASYMMETRIC UNIT CONTAINS A MONOMER OF 237 AMINO ACIDS. REMARK 300 THE BIOLOGICALLY ACTIVE UNIT IS A CANONICAL DIMER REMARK 300 (BELOW PH 6) OR TETRAMER. THE FOLLOWING SURFACE LOOPS ARE REMARK 300 IN WEAK ELECTRON DENSITY: 118-123 AND 160-163. A CD2+ IS REMARK 300 SUBSTITUTED FOR MN2+ IN THE TRANSITION METAL ION SITE S1. REMARK 300 A CD2+ IS SUBSTITUTED FOR CA2+ IN THE CALCIUM SITE S2.

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 87.69000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 -89.23000 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 -89.23000 REMARK 350 BIOMT1 4 -1.000000 0.000000 0.000000 0.00000 REMARK 350 BIOMT2 4 0.000000 -1.000000 0.000000 87.69000 REMARK 350 BIOMT3 4 0.000000 0.000000 1.000000 0.00000

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 341 LIES ON A SPECIAL POSITION.

REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: COVALENT BOND LENGTHS 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,2(A3,1X,A1,I4,A1,1X,A4,3X),1X,F6.3) 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 RES CSSEQI ATM2 DEVIATION REMARK 500 HIS A 51 NE2 HIS A 51 CD2 -0.070 REMARK 500 PHE A 133 CB PHE A 133 CG 0.165 REMARK 500 PHE A 133 CG PHE A 133 CD1 0.102 REMARK 500 SER A 134 CA SER A 134 CB -0.101 REMARK 500 HIS A 180 NE2 HIS A 180 CD2 -0.078 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 TRP A 40 CD1 - CG - CD2 ANGL. DEV. = 5.7 DEGREES REMARK 500 TRP A 40 CE2 - CD2 - CG ANGL. DEV. = -5.1 DEGREES REMARK 500 TYR A 77 CB - CG - CD2 ANGL. DEV. = -3.6 DEGREES REMARK 500 TRP A 88 CD1 - CG - CD2 ANGL. DEV. = 6.8 DEGREES REMARK 500 TRP A 88 CE2 - CD2 - CG ANGL. DEV. = -6.0 DEGREES REMARK 500 TRP A 88 CG - CD2 - CE3 ANGL. DEV. = 5.4 DEGREES REMARK 500 TRP A 109 CD1 - CG - CD2 ANGL. DEV. = 5.2 DEGREES REMARK 500 TRP A 109 CE2 - CD2 - CG ANGL. DEV. = -5.2 DEGREES REMARK 500 MET A 129 CG - SD - CE ANGL. DEV. = -10.1 DEGREES REMARK 500 PHE A 133 CB - CG - CD2 ANGL. DEV. = 6.3 DEGREES REMARK 500 PHE A 133 CD1 - CG - CD2 ANGL. DEV. = -15.0 DEGREES REMARK 500 PHE A 133 CB - CG - CD1 ANGL. DEV. = 8.2 DEGREES REMARK 500 PHE A 133 CG - CD1 - CE1 ANGL. DEV. = 9.2 DEGREES REMARK 500 PHE A 133 CG - CD2 - CE2 ANGL. DEV. = 7.9 DEGREES REMARK 500 PHE A 133 CA - C - O ANGL. DEV. = 22.5 DEGREES REMARK 500 SER A 134 CA - CB - OG ANGL. DEV. = 19.6 DEGREES REMARK 500 PHE A 133 CA - C - N ANGL. DEV. = -22.4 DEGREES REMARK 500 PHE A 133 O - C - N ANGL. DEV. = -19.5 DEGREES REMARK 500 ARG A 172 CB - CG - CD ANGL. DEV. = -18.2 DEGREES REMARK 500 ARG A 172 NE - CZ - NH1 ANGL. DEV. = 3.8 DEGREES REMARK 500 ARG A 172 NE - CZ - NH2 ANGL. DEV. = -6.3 DEGREES REMARK 500 TRP A 182 CD1 - CG - CD2 ANGL. DEV. = 5.5 DEGREES REMARK 500 TRP A 182 CE2 - CD2 - CG ANGL. DEV. = -5.6 DEGREES REMARK 500 ASP A 208 N - CA - CB ANGL. DEV. = -13.5 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 SER A 21 25.24 -77.54 REMARK 500 LYS A 30 16.19 55.49 REMARK 500 ASN A 104 79.14 -118.79 REMARK 500 ASP A 136 75.29 -112.81 REMARK 500 SER A 161 -50.67 -28.02 REMARK 500 ASN A 162 7.20 -69.90 REMARK 500 SER A 168 54.31 32.94 REMARK 500 LEU A 230 15.11 54.85 REMARK 500 ALA A 236 37.91 -93.07 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, 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 PHE A 133 19.68 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 CD A 241 CD REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 24 NE2 REMARK 620 2 GLU A 8 OE2 100.7 REMARK 620 3 ASP A 10 OD2 84.4 81.7 REMARK 620 4 ASP A 19 OD1 95.2 164.0 98.8 REMARK 620 5 HOH A 243 O 167.5 84.3 85.0 79.9 REMARK 620 6 HOH A 246 O 93.1 95.2 175.6 85.0 97.8 REMARK 620 N 1 2 3 4 5 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 CD A 242 CD REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASN A 14 OD1 REMARK 620 2 ASP A 10 OD1 144.2 REMARK 620 3 ASP A 10 OD2 165.3 50.1 REMARK 620 4 ASP A 19 OD2 97.0 100.5 79.4 REMARK 620 5 HOH A 244 O 92.4 113.9 74.6 101.9 REMARK 620 6 HOH A 245 O 85.8 69.7 101.5 164.5 93.2 REMARK 620 7 TYR A 12 O 81.1 73.9 111.3 74.7 172.1 90.7 REMARK 620 N 1 2 3 4 5 6

REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: S1 REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: TRANSITION METAL BINDING SITE S1 6- REMARK 800 COORDINATED OCTAHEDRAL COORDINATION. REMARK 800 SITE_IDENTIFIER: S2 REMARK 800 EVIDENCE_CODE: UNKNOWN REMARK 800 SITE_DESCRIPTION: CALCIUM BINDING SITE S2 7-COORDINATED REMARK 800 DISTORTED OCTAHEDRAL COORDINATION. REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CD A 241 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CD A 242

DBREF 2ENR A 96 237 UNP P02866 CONA_CANEN 8 148

SEQADV 2ENR THR A 97 UNP P02866 LEU 9 CONFLICT SEQADV 2ENR GLY A 98 UNP P02866 PHE 10 CONFLICT SEQADV 2ENR TYR A 100 UNP P02866 PRO 12 CONFLICT SEQADV 2ENR LYS A 101 UNP P02866 ILE 13 CONFLICT SEQADV 2ENR GLU A 102 UNP P02866 PHE 14 CONFLICT SEQADV 2ENR ASN A 104 UNP P02866 INSERTION SEQADV 2ENR THR A 105 UNP P02866 PHE 16 CONFLICT SEQADV 2ENR LEU A 107 UNP P02866 THR 18 CONFLICT SEQADV 2ENR SER A 108 UNP P02866 MET 19 CONFLICT SEQADV 2ENR TRP A 109 UNP P02866 PHE 20 CONFLICT SEQADV 2ENR SER A 110 UNP P02866 LEU 21 CONFLICT SEQADV 2ENR PHE A 111 UNP P02866 MET 22 CONFLICT SEQADV 2ENR THR A 112 UNP P02866 VAL 23 CONFLICT SEQADV 2ENR SER A 113 UNP P02866 VAL 24 CONFLICT SEQADV 2ENR LYS A 114 UNP P02866 ASN 25 CONFLICT SEQADV 2ENR LEU A 115 UNP P02866 LYS 26 CONFLICT SEQADV 2ENR LYS A 116 UNP P02866 VAL 27 CONFLICT SEQADV 2ENR ASN A 118 UNP P02866 SER 29 CONFLICT SEQADV 2ENR ASP A 151 UNP P02866 GLU 62 CONFLICT SEQADV 2ENR GLU A 155 UNP P02866 ARG 66 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 CD A 241 1 HET CD A 242 1

HETNAM CD CADMIUM ION

FORMUL 2 CD 2(CD 2+) FORMUL 4 HOH *99(H2 O)

HELIX 1 1 THR A 15 ILE A 17 5 3 HELIX 2 2 LEU A 81 ASN A 83 5 3 HELIX 3 3 THR A 150 GLY A 152 5 3 HELIX 4 4 GLY A 227 LEU A 229 5 3

SHEET 1 S1 7 LYS A 36 LYS A 39 0 SHEET 2 S1 7 HIS A 24 ILE A 29 -1 N ILE A 27 O LYS A 36 SHEET 3 S1 7 ILE A 4 ASP A 10 -1 N ASP A 10 O HIS A 24 SHEET 4 S1 7 GLY A 209 ASN A 216 -1 N ILE A 214 O VAL A 5 SHEET 5 S1 7 TRP A 88 SER A 96 -1 N SER A 96 O GLY A 209 SHEET 6 S1 7 VAL A 170 PHE A 175 -1 N ALA A 173 O LEU A 93 SHEET 7 S1 7 LEU A 140 GLY A 144 -1 N GLN A 143 O ARG A 172 SHEET 1 S2 6 ALA A 73 ASP A 78 0 SHEET 2 S2 6 ARG A 60 SER A 66 -1 N VAL A 65 O ALA A 73 SHEET 3 S2 6 VAL A 47 ASN A 55 -1 N ILE A 53 O SER A 62 SHEET 4 S2 6 VAL A 188 LYS A 200 -1 N PHE A 197 O GLY A 48 SHEET 5 S2 6 THR A 103 LYS A 116 -1 N LYS A 116 O VAL A 188 SHEET 6 S2 6 THR A 123 PHE A 130 -1 N PHE A 130 O TRP A 109

LINK CD CD A 241 NE2 HIS A 24 1555 1555 2.33 LINK CD CD A 241 OE2 GLU A 8 1555 1555 2.54 LINK CD CD A 241 OD2 ASP A 10 1555 1555 2.32 LINK CD CD A 241 OD1 ASP A 19 1555 1555 2.82 LINK CD CD A 241 O HOH A 243 1555 1555 2.26 LINK CD CD A 241 O HOH A 246 1555 1555 2.57 LINK CD CD A 242 OD1 ASN A 14 1555 1555 3.09 LINK CD CD A 242 OD1 ASP A 10 1555 1555 2.42 LINK CD CD A 242 OD2 ASP A 10 1555 1555 2.69 LINK CD CD A 242 OD2 ASP A 19 1555 1555 2.42 LINK CD CD A 242 O HOH A 244 1555 1555 2.83 LINK CD CD A 242 O HOH A 245 1555 1555 2.70 LINK CD CD A 242 O TYR A 12 1555 1555 2.43

CISPEP 1 ALA A 207 ASP A 208 0 8.29

SITE 1 S1 6 GLU A 8 ASP A 10 ASP A 19 HIS A 24 SITE 2 S1 6 HOH A 243 HOH A 246 SITE 1 S2 6 ASP A 10 ASN A 14 ASP A 19 TYR A 12 SITE 2 S2 6 HOH A 244 HOH A 245 SITE 1 AC1 6 GLU A 8 ASP A 10 ASP A 19 HIS A 24 SITE 2 AC1 6 HOH A 243 HOH A 246 SITE 1 AC2 6 ASP A 10 TYR A 12 ASN A 14 ASP A 19 SITE 2 AC2 6 HOH A 244 HOH A 245

CRYST1 63.200 87.690 89.230 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 0.015823 0.000000 0.000000 0.00000

SCALE2 0.000000 0.011404 0.000000 0.00000

SCALE3 0.000000 0.000000 0.011207 0.00000