HEADER HYDROLASE 29-SEP-00 1FYE TITLE ASPARTYL DIPEPTIDASE (ANISOTROPIC B-FACTOR REFINEMENT) COMPND MOL_ID: 1; COMPND 2 MOLECULE: ASPARTYL DIPEPTIDASE; COMPND 3 CHAIN: A; COMPND 4 EC: 3.4.-.-; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: SALMONELLA TYPHIMURIUM; SOURCE 3 ORGANISM_TAXID: 602; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 7 EXPRESSION_SYSTEM_PLASMID: PSE380 KEYWDS SERINE PROTEASE, PEPTIDASE, CATALYTIC TRIAD, STRAND-HELIX MOTIF, KEYWDS 2 HYDROLASE EXPDTA X-RAY DIFFRACTION AUTHOR K.HAKANSSON,A.H.-J.WANG,C.G.MILLER REVDAT 5 07-FEB-24 1FYE 1 REMARK LINK REVDAT 4 24-JUL-19 1FYE 1 REMARK REVDAT 3 24-FEB-09 1FYE 1 VERSN REVDAT 2 01-APR-03 1FYE 1 JRNL REVDAT 1 10-JAN-01 1FYE 0 JRNL AUTH K.HAKANSSON,A.H.WANG,C.G.MILLER JRNL TITL THE STRUCTURE OF ASPARTYL DIPEPTIDASE REVEALS A UNIQUE FOLD JRNL TITL 2 WITH A SER-HIS-GLU CATALYTIC TRIAD. JRNL REF PROC.NATL.ACAD.SCI.USA V. 97 14097 2000 JRNL REFN ISSN 0027-8424 JRNL PMID 11106384 JRNL DOI 10.1073/PNAS.260376797 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH R.A.LASSY,C.G.MILLER REMARK 1 TITL PEPTIDASE E, A PEPTIDASE SPECIFIC FOR N-TERMINAL ASPARTIC REMARK 1 TITL 2 DIPEPTIDES, IS A SERINE HYDROLASE REMARK 1 REF J.BACTERIOL. V. 182 2536 2000 REMARK 1 REFN ISSN 0021-9193 REMARK 1 DOI 10.1128/JB.182.9.2536-2543.2000 REMARK 1 REFERENCE 2 REMARK 1 AUTH C.A.CONLIN,K.HAKANSSON,A.LILJAS,C.G.MILLER REMARK 1 TITL CLONING AND NUCLEOTIDE SEQUENCE OF THE CYCLIC AMP RECEPTOR REMARK 1 TITL 2 PROTEIN-REGULATED SALMONELLA TYPHIMURIUM PEPE GENE AND REMARK 1 TITL 3 CRYSTALLIZATION OF ITS PRODUCT, AN ALPHA-ASPARTYL REMARK 1 TITL 4 DIPEPTIDASE REMARK 1 REF J.BACTERIOL. V. 176 166 1994 REMARK 1 REFN ISSN 0021-9193 REMARK 2 REMARK 2 RESOLUTION. 1.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : SHELXL-97 REMARK 3 AUTHORS : G.M.SHELDRICK REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 88.9 REMARK 3 CROSS-VALIDATION METHOD : FREE R REMARK 3 FREE R VALUE TEST SET SELECTION : FREERFLAG (CCP4) REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : 0.157 REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.159 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.191 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 348 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 64700 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : 0.146 REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : 0.148 REMARK 3 FREE R VALUE (F>4SIG(F)) : 0.176 REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : 5.000 REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : 273 REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : 5017 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1684 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 192 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : 1876.0 REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : 0.00 REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : NULL REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : 1689 REMARK 3 NUMBER OF RESTRAINTS : 2071 REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.012 REMARK 3 ANGLE DISTANCES (A) : 0.031 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.000 REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : 0.028 REMARK 3 ZERO CHIRAL VOLUMES (A**3) : 0.070 REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.070 REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : 0.010 REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : 0.000 REMARK 3 SIMILAR ADP COMPONENTS (A**2) : 0.040 REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : 0.080 REMARK 3 REMARK 3 BULK SOLVENT MODELING. REMARK 3 METHOD USED: NULL REMARK 3 REMARK 3 STEREOCHEMISTRY TARGET VALUES : ENGH AND HUBER REMARK 3 SPECIAL CASE: NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: THIS STRUCTURE WAS OBTAINED BY REFINING REMARK 3 ENTRY 1FY2 WITH SHELX AND ANISOTROPIC B-FACTORS USING THE SAME REMARK 3 DATA. THE AUTHORS RECOMMEND 1FY2 (ISOTROPIC B-FACTOR REFINEMENT) REMARK 3 AS THE BETTER OF THE TWO STRUCTURES. REMARK 4 REMARK 4 1FYE COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 28-SEP-00. REMARK 100 THE DEPOSITION ID IS D_1000012012. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 06-JUN-98 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 9.0 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : NSLS REMARK 200 BEAMLINE : X12C REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.000 REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : BRANDEIS REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 68270 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.200 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 93.6 REMARK 200 DATA REDUNDANCY : 2.000 REMARK 200 R MERGE (I) : 0.04700 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 14.0000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.24 REMARK 200 COMPLETENESS FOR SHELL (%) : 76.1 REMARK 200 DATA REDUNDANCY IN SHELL : 1.60 REMARK 200 R MERGE FOR SHELL (I) : 0.27400 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: AB INITIO REMARK 200 SOFTWARE USED: CNS REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 48.24 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.38 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 5 MG/ML ENZYME, 50MM TRIS, 50MM REMARK 280 CACODYLATE, 1MM CDSO4, 2-10% PEG 35000, EQUILIBRATED AGAINST A REMARK 280 NACL SOLUTION, PH 9.0, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 293K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 1 2 1 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 45.99300 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 21.34500 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 45.99300 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 21.34500 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 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 A1189 LIES ON A SPECIAL POSITION. 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 ALA A 161 REMARK 465 LEU A 162 REMARK 465 PRO A 163 REMARK 465 GLU A 164 REMARK 465 GLY A 165 REMARK 465 HIS A 166 REMARK 465 LYS A 167 REMARK 465 GLY A 168 REMARK 465 GLU A 169 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 PHE A 229 C PHE A 229 OXT 0.147 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 ARG A 31 NE - CZ - NH1 ANGL. DEV. = -3.3 DEGREES REMARK 500 TYR A 49 CB - CG - CD2 ANGL. DEV. = -6.2 DEGREES REMARK 500 TYR A 49 CB - CG - CD1 ANGL. DEV. = 3.8 DEGREES REMARK 500 TYR A 49 CA - C - O ANGL. DEV. = 12.6 DEGREES REMARK 500 TYR A 49 O - C - N ANGL. DEV. = -10.9 DEGREES REMARK 500 ARG A 98 NE - CZ - NH2 ANGL. DEV. = 4.0 DEGREES REMARK 500 ARG A 131 NE - CZ - NH2 ANGL. DEV. = -4.0 DEGREES REMARK 500 ARG A 174 NE - CZ - NH1 ANGL. DEV. = 3.1 DEGREES REMARK 500 ARG A 174 NE - CZ - NH2 ANGL. DEV. = -4.0 DEGREES REMARK 500 ARG A 176 NE - CZ - NH1 ANGL. DEV. = -3.9 DEGREES REMARK 500 ARG A 228 NE - CZ - NH1 ANGL. DEV. = 5.6 DEGREES REMARK 500 ARG A 228 NE - CZ - NH2 ANGL. DEV. = -3.1 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 VAL A 42 -59.00 -126.81 REMARK 500 SER A 120 -122.29 57.36 REMARK 500 ALA A 146 -147.20 -124.92 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 A1001 CD REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 148 OD1 REMARK 620 2 ASP A 148 OD2 52.9 REMARK 620 3 GLU A 224 OE1 145.8 102.5 REMARK 620 4 GLU A 224 OE2 149.1 107.8 52.3 REMARK 620 5 HIS A 227 ND1 90.5 143.3 111.4 104.0 REMARK 620 6 HOH A1068 O 79.5 87.2 75.5 127.4 88.0 REMARK 620 7 HOH A1110 O 76.1 78.6 126.8 76.3 91.6 155.6 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 CD A 1001 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1FY2 RELATED DB: PDB DBREF 1FYE A 1 229 UNP P36936 PEPE_SALTY 1 229 SEQRES 1 A 229 MET GLU LEU LEU LEU LEU SER ASN SER THR LEU PRO GLY SEQRES 2 A 229 LYS ALA TRP LEU GLU HIS ALA LEU PRO LEU ILE ALA ASN SEQRES 3 A 229 GLN LEU ASN GLY ARG ARG SER ALA VAL PHE ILE PRO PHE SEQRES 4 A 229 ALA GLY VAL THR GLN THR TRP ASP GLU TYR THR ASP LYS SEQRES 5 A 229 THR ALA GLU VAL LEU ALA PRO LEU GLY VAL ASN VAL THR SEQRES 6 A 229 GLY ILE HIS ARG VAL ALA ASP PRO LEU ALA ALA ILE GLU SEQRES 7 A 229 LYS ALA GLU ILE ILE ILE VAL GLY GLY GLY ASN THR PHE SEQRES 8 A 229 GLN LEU LEU LYS GLU SER ARG GLU ARG GLY LEU LEU ALA SEQRES 9 A 229 PRO MET ALA ASP ARG VAL LYS ARG GLY ALA LEU TYR ILE SEQRES 10 A 229 GLY TRP SER ALA GLY ALA ASN LEU ALA CYS PRO THR ILE SEQRES 11 A 229 ARG THR THR ASN ASP MET PRO ILE VAL ASP PRO ASN GLY SEQRES 12 A 229 PHE ASP ALA LEU ASP LEU PHE PRO LEU GLN ILE ASN PRO SEQRES 13 A 229 HIS PHE THR ASN ALA LEU PRO GLU GLY HIS LYS GLY GLU SEQRES 14 A 229 THR ARG GLU GLN ARG ILE ARG GLU LEU LEU VAL VAL ALA SEQRES 15 A 229 PRO GLU LEU THR VAL ILE GLY LEU PRO GLU GLY ASN TRP SEQRES 16 A 229 ILE GLN VAL SER ASN GLY GLN ALA VAL LEU GLY GLY PRO SEQRES 17 A 229 ASN THR THR TRP VAL PHE LYS ALA GLY GLU GLU ALA VAL SEQRES 18 A 229 ALA LEU GLU ALA GLY HIS ARG PHE HET CD A1001 1 HETNAM CD CADMIUM ION FORMUL 2 CD CD 2+ FORMUL 3 HOH *192(H2 O) HELIX 1 1 ALA A 20 ASN A 29 1 10 HELIX 2 2 THR A 45 ALA A 58 1 14 HELIX 3 3 PRO A 59 GLY A 61 5 3 HELIX 4 4 HIS A 68 VAL A 70 5 3 HELIX 5 5 ASP A 72 ALA A 80 1 9 HELIX 6 6 ASN A 89 ARG A 100 1 12 HELIX 7 7 LEU A 102 ARG A 112 1 11 HELIX 8 8 SER A 120 ALA A 126 1 7 HELIX 9 9 THR A 170 ALA A 182 1 13 SHEET 1 A 7 ASN A 63 GLY A 66 0 SHEET 2 A 7 SER A 33 ILE A 37 1 N ALA A 34 O ASN A 63 SHEET 3 A 7 ILE A 82 VAL A 85 1 O ILE A 82 N VAL A 35 SHEET 4 A 7 LEU A 115 TRP A 119 1 O LEU A 115 N ILE A 83 SHEET 5 A 7 GLU A 2 LEU A 6 1 O GLU A 2 N TYR A 116 SHEET 6 A 7 TRP A 195 VAL A 198 -1 O ILE A 196 N LEU A 5 SHEET 7 A 7 ALA A 203 GLY A 206 -1 O VAL A 204 N GLN A 197 SHEET 1 B 4 GLN A 153 ASN A 155 0 SHEET 2 B 4 THR A 186 GLY A 189 1 O THR A 186 N GLN A 153 SHEET 3 B 4 THR A 211 LYS A 215 -1 O TRP A 212 N GLY A 189 SHEET 4 B 4 VAL A 221 LEU A 223 -1 O VAL A 221 N VAL A 213 LINK OD1 ASP A 148 CD CD A1001 4545 1555 2.49 LINK OD2 ASP A 148 CD CD A1001 4545 1555 2.29 LINK OE1 GLU A 224 CD CD A1001 1555 1555 2.54 LINK OE2 GLU A 224 CD CD A1001 1555 1555 2.36 LINK ND1 HIS A 227 CD CD A1001 1555 1555 2.26 LINK CD CD A1001 O HOH A1068 1555 1555 2.41 LINK CD CD A1001 O HOH A1110 1555 1555 2.44 SITE 1 AC1 5 ASP A 148 GLU A 224 HIS A 227 HOH A1068 SITE 2 AC1 5 HOH A1110 CRYST1 91.986 42.690 62.496 90.00 106.06 90.00 C 1 2 1 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 0.010871 0.000000 0.003130 0.00000 SCALE2 0.000000 0.023425 0.000000 0.00000 SCALE3 0.000000 0.000000 0.016651 0.00000