HEADER LYASE(OXO-ACID) 18-JUN-93 1MUA TITLE STRUCTURE AND ENERGETICS OF A NON-PROLINE CIS-PEPTIDYL LINKAGE IN AN TITLE 2 ENGINEERED PROTEIN COMPND MOL_ID: 1; COMPND 2 MOLECULE: CARBONIC ANHYDRASE II; COMPND 3 CHAIN: A; COMPND 4 EC: 4.2.1.1; COMPND 5 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: HOMO SAPIENS; SOURCE 3 ORGANISM_COMMON: HUMAN; SOURCE 4 ORGANISM_TAXID: 9606 KEYWDS LYASE(OXO-ACID) EXPDTA X-RAY DIFFRACTION AUTHOR S.K.NAIR,D.W.CHRISTIANSON REVDAT 3 14-FEB-24 1MUA 1 REMARK SEQADV LINK REVDAT 2 24-FEB-09 1MUA 1 VERSN REVDAT 1 31-OCT-93 1MUA 0 JRNL AUTH N.B.TWEEDY,S.K.NAIR,S.A.PATERNO,C.A.FIERKE,D.W.CHRISTIANSON JRNL TITL STRUCTURE AND ENERGETICS OF A NON-PROLINE CIS-PEPTIDYL JRNL TITL 2 LINKAGE IN A PROLINE-202-->ALANINE CARBONIC ANHYDRASE II JRNL TITL 3 VARIANT. JRNL REF BIOCHEMISTRY V. 32 10944 1993 JRNL REFN ISSN 0006-2960 JRNL PMID 8218160 JRNL DOI 10.1021/BI00092A003 REMARK 2 REMARK 2 RESOLUTION. 1.70 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : PROLSQ REMARK 3 AUTHORS : KONNERT,HENDRICKSON REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.70 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : NULL REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : NULL 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 + TEST SET) : 0.188 REMARK 3 R VALUE (WORKING SET) : NULL 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 REMARK 3 FIT/AGREEMENT OF MODEL WITH ALL DATA. REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : NULL REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : NULL REMARK 3 FREE R VALUE (NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : NULL REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : NULL REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : NULL REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 2037 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 2 REMARK 3 SOLVENT ATOMS : 91 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : NULL 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 RMS DEVIATIONS FROM IDEAL VALUES. REMARK 3 DISTANCE RESTRAINTS. RMS SIGMA REMARK 3 BOND LENGTH (A) : 0.009 ; NULL REMARK 3 ANGLE DISTANCE (A) : 1.300 ; NULL REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : NULL ; NULL REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : NULL ; NULL REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : NULL ; NULL REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : NULL ; NULL REMARK 3 MULTIPLE TORSION (A) : NULL ; NULL REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : NULL ; NULL REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : NULL ; NULL REMARK 3 STAGGERED (DEGREES) : NULL ; NULL REMARK 3 TRANSVERSE (DEGREES) : NULL ; 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 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1MUA COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY BNL. REMARK 100 THE DEPOSITION ID IS D_1000175167. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : NULL REMARK 200 TEMPERATURE (KELVIN) : NULL REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : NULL REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : NULL REMARK 200 RADIATION SOURCE : NULL REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : NULL REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : NULL REMARK 200 DETECTOR MANUFACTURER : NULL REMARK 200 INTENSITY-INTEGRATION SOFTWARE : NULL REMARK 200 DATA SCALING SOFTWARE : NULL REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : NULL REMARK 200 RESOLUTION RANGE HIGH (A) : NULL REMARK 200 RESOLUTION RANGE LOW (A) : NULL REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : NULL REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : NULL REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : NULL REMARK 200 COMPLETENESS FOR SHELL (%) : NULL REMARK 200 DATA REDUNDANCY IN SHELL : NULL REMARK 200 R MERGE FOR SHELL (I) : NULL REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: NULL REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: NULL REMARK 200 SOFTWARE USED: NULL REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 43.69 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.18 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: NULL REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: P 1 21 1 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,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 20.85000 REMARK 290 SMTRY3 2 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 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: CLOSE CONTACTS IN SAME ASYMMETRIC UNIT REMARK 500 REMARK 500 THE FOLLOWING ATOMS ARE IN CLOSE CONTACT. REMARK 500 REMARK 500 ATM1 RES C SSEQI ATM2 RES C SSEQI DISTANCE REMARK 500 ND1 HIS A 64 O HOH A 275 2.19 REMARK 500 REMARK 500 REMARK: NULL 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 GLU A 14 CD GLU A 14 OE1 0.075 REMARK 500 HIS A 64 CG HIS A 64 CD2 0.068 REMARK 500 GLU A 221 CD GLU A 221 OE1 0.092 REMARK 500 GLU A 234 CD GLU A 234 OE1 0.087 REMARK 500 GLU A 239 CD GLU A 239 OE1 -0.075 REMARK 500 GLU A 239 CD GLU A 239 OE2 0.113 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 TYR A 7 CB - CG - CD2 ANGL. DEV. = -4.2 DEGREES REMARK 500 TYR A 7 CB - CG - CD1 ANGL. DEV. = 4.0 DEGREES REMARK 500 ASP A 19 CB - CG - OD2 ANGL. DEV. = -5.9 DEGREES REMARK 500 ARG A 58 NE - CZ - NH1 ANGL. DEV. = 5.9 DEGREES REMARK 500 ARG A 58 NE - CZ - NH2 ANGL. DEV. = -3.5 DEGREES REMARK 500 ASP A 72 CB - CG - OD2 ANGL. DEV. = 5.9 DEGREES REMARK 500 ASP A 75 CB - CG - OD1 ANGL. DEV. = 7.2 DEGREES REMARK 500 ARG A 89 NE - CZ - NH2 ANGL. DEV. = -5.8 DEGREES REMARK 500 PHE A 147 CB - CG - CD1 ANGL. DEV. = -4.3 DEGREES REMARK 500 ARG A 182 NE - CZ - NH1 ANGL. DEV. = 5.8 DEGREES REMARK 500 ARG A 182 NE - CZ - NH2 ANGL. DEV. = -3.2 DEGREES REMARK 500 ASP A 243 CB - CG - OD1 ANGL. DEV. = -5.5 DEGREES REMARK 500 ASP A 243 CB - CG - OD2 ANGL. DEV. = 6.5 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 11 17.00 -147.59 REMARK 500 ARG A 27 51.54 -144.51 REMARK 500 ASN A 244 50.02 -101.42 REMARK 500 ASN A 253 -31.61 95.07 REMARK 500 ARG A 254 159.01 -47.95 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 ZN A 262 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 94 NE2 REMARK 620 2 HIS A 96 NE2 104.9 REMARK 620 3 HIS A 119 ND1 115.1 104.5 REMARK 620 4 HOH A 413 O 100.2 115.3 116.5 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 HG A 331 HG REMARK 620 N RES CSSEQI ATOM REMARK 620 1 GLN A 137 O REMARK 620 2 GLU A 205 O 92.8 REMARK 620 3 CYS A 206 SG 89.8 89.5 REMARK 620 N 1 2 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 262 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HG A 331 DBREF 1MUA A 4 260 UNP P00918 CAH2_HUMAN 3 258 SEQADV 1MUA ALA A 202 UNP P00918 PRO 200 CONFLICT SEQRES 1 A 256 HIS TRP GLY TYR GLY LYS HIS ASN GLY PRO GLU HIS TRP SEQRES 2 A 256 HIS LYS ASP PHE PRO ILE ALA LYS GLY GLU ARG GLN SER SEQRES 3 A 256 PRO VAL ASP ILE ASP THR HIS THR ALA LYS TYR ASP PRO SEQRES 4 A 256 SER LEU LYS PRO LEU SER VAL SER TYR ASP GLN ALA THR SEQRES 5 A 256 SER LEU ARG ILE LEU ASN ASN GLY HIS ALA PHE ASN VAL SEQRES 6 A 256 GLU PHE ASP ASP SER GLN ASP LYS ALA VAL LEU LYS GLY SEQRES 7 A 256 GLY PRO LEU ASP GLY THR TYR ARG LEU ILE GLN PHE HIS SEQRES 8 A 256 PHE HIS TRP GLY SER LEU ASP GLY GLN GLY SER GLU HIS SEQRES 9 A 256 THR VAL ASP LYS LYS LYS TYR ALA ALA GLU LEU HIS LEU SEQRES 10 A 256 VAL HIS TRP ASN THR LYS TYR GLY ASP PHE GLY LYS ALA SEQRES 11 A 256 VAL GLN GLN PRO ASP GLY LEU ALA VAL LEU GLY ILE PHE SEQRES 12 A 256 LEU LYS VAL GLY SER ALA LYS PRO GLY LEU GLN LYS VAL SEQRES 13 A 256 VAL ASP VAL LEU ASP SER ILE LYS THR LYS GLY LYS SER SEQRES 14 A 256 ALA ASP PHE THR ASN PHE ASP PRO ARG GLY LEU LEU PRO SEQRES 15 A 256 GLU SER LEU ASP TYR TRP THR TYR PRO GLY SER LEU THR SEQRES 16 A 256 THR PRO ALA LEU LEU GLU CYS VAL THR TRP ILE VAL LEU SEQRES 17 A 256 LYS GLU PRO ILE SER VAL SER SER GLU GLN VAL LEU LYS SEQRES 18 A 256 PHE ARG LYS LEU ASN PHE ASN GLY GLU GLY GLU PRO GLU SEQRES 19 A 256 GLU LEU MET VAL ASP ASN TRP ARG PRO ALA GLN PRO LEU SEQRES 20 A 256 LYS ASN ARG GLN ILE LYS ALA SER PHE HET ZN A 262 1 HET HG A 331 1 HETNAM ZN ZINC ION HETNAM HG MERCURY (II) ION FORMUL 2 ZN ZN 2+ FORMUL 3 HG HG 2+ FORMUL 4 HOH *91(H2 O) HELIX 1 1 GLY A 12 ASP A 19 5 8 HELIX 2 2 PHE A 20 GLY A 25 5 6 HELIX 3 3 LYS A 127 GLY A 129 5 3 HELIX 4 4 ASP A 130 VAL A 135 1 6 HELIX 5 5 LYS A 154 GLY A 156 5 3 HELIX 6 6 LEU A 157 LEU A 164 1 8 HELIX 7 7 ASP A 165 LYS A 168 5 4 HELIX 8 8 ASP A 180 LEU A 185 5 6 HELIX 9 9 SER A 219 ARG A 227 1 9 SHEET 1 A 2 ASP A 32 ILE A 33 0 SHEET 2 A 2 THR A 108 VAL A 109 1 O THR A 108 N ILE A 33 LINK NE2 HIS A 94 ZN ZN A 262 1555 1555 2.07 LINK NE2 HIS A 96 ZN ZN A 262 1555 1555 2.08 LINK ND1 HIS A 119 ZN ZN A 262 1555 1555 2.05 LINK O GLN A 137 HG HG A 331 1555 1555 2.93 LINK O GLU A 205 HG HG A 331 1555 1555 3.27 LINK SG CYS A 206 HG HG A 331 1555 1555 2.35 LINK ZN ZN A 262 O HOH A 413 1555 1555 2.11 CISPEP 1 SER A 29 PRO A 30 0 1.72 CISPEP 2 PRO A 201 ALA A 202 0 8.76 SITE 1 AC1 4 HIS A 94 HIS A 96 HIS A 119 HOH A 413 SITE 1 AC2 3 GLN A 137 GLU A 205 CYS A 206 CRYST1 42.700 41.700 73.000 90.00 104.60 90.00 P 1 21 1 2 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 0.023419 0.000000 0.006100 0.00000 SCALE2 0.000000 0.023981 0.000000 0.00000 SCALE3 0.000000 0.000000 0.014156 0.00000