HEADER HYDRO-LYASE 16-NOV-94 1CVH TITLE STRUCTURAL CONSEQUENCES OF REDESIGNING A PROTEIN-ZINC BINDING SITE 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 HYDRO-LYASE EXPDTA X-RAY DIFFRACTION AUTHOR J.A.IPPOLITO,D.W.CHRISTIANSON REVDAT 3 29-NOV-17 1CVH 1 HELIX REVDAT 2 24-FEB-09 1CVH 1 VERSN REVDAT 1 07-FEB-95 1CVH 0 JRNL AUTH J.A.IPPOLITO,D.W.CHRISTIANSON JRNL TITL STRUCTURAL CONSEQUENCES OF REDESIGNING A PROTEIN-ZINC JRNL TITL 2 BINDING SITE. JRNL REF BIOCHEMISTRY V. 33 15241 1994 JRNL REFN ISSN 0006-2960 JRNL PMID 7803386 JRNL DOI 10.1021/BI00255A004 REMARK 2 REMARK 2 RESOLUTION. 2.30 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) : 2.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 7.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 7746 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) : 0.182 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 : 2025 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 1 REMARK 3 SOLVENT ATOMS : 111 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) : 0.017 ; 0.300 REMARK 3 ANGLE DISTANCE (A) : 0.041 ; 0.600 REMARK 3 INTRAPLANAR 1-4 DISTANCE (A) : 0.035 ; 0.600 REMARK 3 H-BOND OR METAL COORDINATION (A) : NULL ; NULL REMARK 3 REMARK 3 PLANE RESTRAINT (A) : 0.007 ; 0.020 REMARK 3 CHIRAL-CENTER RESTRAINT (A**3) : 0.089 ; 0.150 REMARK 3 REMARK 3 NON-BONDED CONTACT RESTRAINTS. REMARK 3 SINGLE TORSION (A) : 0.188 ; 0.500 REMARK 3 MULTIPLE TORSION (A) : 0.222 ; 0.500 REMARK 3 H-BOND (X...Y) (A) : NULL ; NULL REMARK 3 H-BOND (X-H...Y) (A) : 0.241 ; 0.500 REMARK 3 REMARK 3 CONFORMATIONAL TORSION ANGLE RESTRAINTS. REMARK 3 SPECIFIED (DEGREES) : NULL ; NULL REMARK 3 PLANAR (DEGREES) : 2.100 ; 15.000 REMARK 3 STAGGERED (DEGREES) : 15.800; 15.000 REMARK 3 TRANSVERSE (DEGREES) : NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. RMS SIGMA REMARK 3 MAIN-CHAIN BOND (A**2) : 0.298 ; 1.000 REMARK 3 MAIN-CHAIN ANGLE (A**2) : 0.518 ; 1.500 REMARK 3 SIDE-CHAIN BOND (A**2) : 0.256 ; 1.000 REMARK 3 SIDE-CHAIN ANGLE (A**2) : 0.438 ; 1.500 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1CVH 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_1000172561. 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 (%): 43.97 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.20 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 400 REMARK 400 COMPOUND REMARK 400 SECONDARY STRUCTURE ELEMENTS WERE DEFINED USING THE PROGRAM REMARK 400 *DSSP* (W. KABSCH, C. SANDER, BIOPOLYMERS, V. 22, P. 2577, REMARK 400 1983). 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 O HOH A 264 O HOH A 265 2.01 REMARK 500 REMARK 500 REMARK: NULL 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 OD2 ASP A 162 O HOH A 320 2445 1.69 REMARK 500 CG LYS A 133 O HOH A 371 1565 2.07 REMARK 500 CE LYS A 133 O HOH A 371 1565 2.11 REMARK 500 N GLY A 102 OD1 ASP A 130 1545 2.17 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 106 CD GLU A 106 OE1 -0.075 REMARK 500 GLU A 236 CD GLU A 236 OE1 -0.075 REMARK 500 GLU A 239 CD GLU A 239 OE2 0.094 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 PHE A 20 CB - CG - CD1 ANGL. DEV. = -5.1 DEGREES REMARK 500 LYS A 24 CA - CB - CG ANGL. DEV. = 19.8 DEGREES REMARK 500 ARG A 27 NE - CZ - NH1 ANGL. DEV. = 3.0 DEGREES REMARK 500 ASP A 32 CB - CG - OD2 ANGL. DEV. = 6.9 DEGREES REMARK 500 ASP A 34 CB - CG - OD1 ANGL. DEV. = 7.2 DEGREES REMARK 500 THR A 37 CA - CB - CG2 ANGL. DEV. = 8.6 DEGREES REMARK 500 TYR A 51 CB - CG - CD1 ANGL. DEV. = 4.6 DEGREES REMARK 500 ARG A 58 CD - NE - CZ ANGL. DEV. = 16.1 DEGREES REMARK 500 ARG A 58 NE - CZ - NH1 ANGL. DEV. = 8.8 DEGREES REMARK 500 ARG A 58 NE - CZ - NH2 ANGL. DEV. = -5.8 DEGREES REMARK 500 ASP A 71 CB - CG - OD1 ANGL. DEV. = 8.1 DEGREES REMARK 500 ASP A 72 CB - CG - OD2 ANGL. DEV. = 7.9 DEGREES REMARK 500 ASP A 75 CB - CG - OD1 ANGL. DEV. = 5.4 DEGREES REMARK 500 ARG A 89 NE - CZ - NH1 ANGL. DEV. = 6.4 DEGREES REMARK 500 ARG A 89 NE - CZ - NH2 ANGL. DEV. = -4.0 DEGREES REMARK 500 GLU A 106 CG - CD - OE1 ANGL. DEV. = 13.4 DEGREES REMARK 500 GLN A 158 O - C - N ANGL. DEV. = 10.2 DEGREES REMARK 500 ARG A 182 NE - CZ - NH1 ANGL. DEV. = -4.3 DEGREES REMARK 500 ARG A 182 NE - CZ - NH2 ANGL. DEV. = 6.0 DEGREES REMARK 500 GLU A 187 OE1 - CD - OE2 ANGL. DEV. = 7.3 DEGREES REMARK 500 SER A 197 N - CA - CB ANGL. DEV. = -12.0 DEGREES REMARK 500 THR A 208 N - CA - CB ANGL. DEV. = 13.7 DEGREES REMARK 500 ARG A 227 NE - CZ - NH1 ANGL. DEV. = -5.4 DEGREES REMARK 500 ARG A 227 NE - CZ - NH2 ANGL. DEV. = 4.8 DEGREES REMARK 500 GLU A 236 CG - CD - OE1 ANGL. DEV. = 14.1 DEGREES REMARK 500 GLU A 236 CG - CD - OE2 ANGL. DEV. = -13.9 DEGREES REMARK 500 ASN A 253 O - C - N ANGL. DEV. = 10.6 DEGREES REMARK 500 ARG A 254 NE - CZ - NH2 ANGL. DEV. = 3.7 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 LEU A 57 -52.16 -124.32 REMARK 500 ALA A 65 -171.21 -170.58 REMARK 500 LYS A 111 -2.87 76.85 REMARK 500 VAL A 135 3.17 -67.42 REMARK 500 ASN A 244 53.99 -100.96 REMARK 500 ASN A 253 -42.71 91.89 REMARK 500 ARG A 254 155.42 -48.94 REMARK 500 REMARK 500 REMARK: NULL REMARK 500 REMARK 500 GEOMETRY AND STEREOCHEMISTRY REMARK 500 SUBTOPIC: PLANAR GROUPS REMARK 500 REMARK 500 PLANAR GROUPS IN THE FOLLOWING RESIDUES HAVE A TOTAL REMARK 500 RMS DISTANCE OF ALL ATOMS FROM THE BEST-FIT PLANE REMARK 500 BY MORE THAN AN EXPECTED VALUE OF 6*RMSD, WITH AN REMARK 500 RMSD 0.02 ANGSTROMS, OR AT LEAST ONE ATOM HAS REMARK 500 AN RMSD GREATER THAN THIS VALUE REMARK 500 (M=MODEL NUMBER; RES=RESIDUE NAME; C=CHAIN IDENTIFIER; REMARK 500 SSEQ=SEQUENCE NUMBER; I=INSERTION CODE). REMARK 500 REMARK 500 M RES CSSEQI RMS TYPE REMARK 500 ARG A 58 0.08 SIDE CHAIN 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 119 ND1 REMARK 620 2 HOH A 263 O 102.2 REMARK 620 3 HIS A 94 NE2 119.0 117.8 REMARK 620 4 HOH A 264 O 103.4 101.9 110.4 REMARK 620 N 1 2 3 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 DBREF 1CVH A 5 260 UNP P00918 CAH2_HUMAN 4 258 SEQADV 1CVH CYS A 96 UNP P00918 HIS 95 CONFLICT SEQRES 1 A 255 TRP GLY TYR GLY LYS HIS ASN GLY PRO GLU HIS TRP HIS SEQRES 2 A 255 LYS ASP PHE PRO ILE ALA LYS GLY GLU ARG GLN SER PRO SEQRES 3 A 255 VAL ASP ILE ASP THR HIS THR ALA LYS TYR ASP PRO SER SEQRES 4 A 255 LEU LYS PRO LEU SER VAL SER TYR ASP GLN ALA THR SER SEQRES 5 A 255 LEU ARG ILE LEU ASN ASN GLY HIS ALA PHE ASN VAL GLU SEQRES 6 A 255 PHE ASP ASP SER GLN ASP LYS ALA VAL LEU LYS GLY GLY SEQRES 7 A 255 PRO LEU ASP GLY THR TYR ARG LEU ILE GLN PHE HIS PHE SEQRES 8 A 255 CYS TRP GLY SER LEU ASP GLY GLN GLY SER GLU HIS THR SEQRES 9 A 255 VAL ASP LYS LYS LYS TYR ALA ALA GLU LEU HIS LEU VAL SEQRES 10 A 255 HIS TRP ASN THR LYS TYR GLY ASP PHE GLY LYS ALA VAL SEQRES 11 A 255 GLN GLN PRO ASP GLY LEU ALA VAL LEU GLY ILE PHE LEU SEQRES 12 A 255 LYS VAL GLY SER ALA LYS PRO GLY LEU GLN LYS VAL VAL SEQRES 13 A 255 ASP VAL LEU ASP SER ILE LYS THR LYS GLY LYS SER ALA SEQRES 14 A 255 ASP PHE THR ASN PHE ASP PRO ARG GLY LEU LEU PRO GLU SEQRES 15 A 255 SER LEU ASP TYR TRP THR TYR PRO GLY SER LEU THR THR SEQRES 16 A 255 PRO PRO LEU LEU GLU CYS VAL THR TRP ILE VAL LEU LYS SEQRES 17 A 255 GLU PRO ILE SER VAL SER SER GLU GLN VAL LEU LYS PHE SEQRES 18 A 255 ARG LYS LEU ASN PHE ASN GLY GLU GLY GLU PRO GLU GLU SEQRES 19 A 255 LEU MET VAL ASP ASN TRP ARG PRO ALA GLN PRO LEU LYS SEQRES 20 A 255 ASN ARG GLN ILE LYS ALA SER PHE HET ZN A 262 1 HETNAM ZN ZINC ION FORMUL 2 ZN ZN 2+ FORMUL 3 HOH *111(H2 O) HELIX 1 HA PRO A 13 LYS A 18 5 6 HELIX 2 HB PRO A 21 LYS A 24 5 4 HELIX 3 HC THR A 125 TYR A 128 5 3 HELIX 4 HD PHE A 131 ALA A 134 1 4 HELIX 5 HE PRO A 155 ILE A 167 5158-163 RIGHT-HANDED ALPHA 13 HELIX 6 HF PRO A 181 LEU A 184 5 4 HELIX 7 HG SER A 220 PHE A 226 1 7 SHEET 1 S110 SER A 173 ASP A 175 0 SHEET 2 S110 SER A 56 ASN A 61 -1 O ILE A 59 N ALA A 174 SHEET 3 S110 PHE A 66 PHE A 70 -1 O ASN A 67 N LEU A 60 SHEET 4 S110 TYR A 88 TRP A 97 -1 O PHE A 93 N VAL A 68 SHEET 5 S110 ALA A 116 ASN A 124 -1 O HIS A 119 N HIS A 94 SHEET 6 S110 LEU A 141 VAL A 150 -1 O LEU A 144 N LEU A 120 SHEET 7 S110 VAL A 207 LEU A 212 1 O ILE A 210 N GLY A 145 SHEET 8 S110 TYR A 191 GLY A 196 -1 O TRP A 192 N VAL A 211 SHEET 9 S110 LYS A 257 ALA A 258 -1 O LYS A 257 N THR A 193 SHEET 10 S110 LYS A 39 TYR A 40 1 O LYS A 39 N ALA A 258 LINK ZN ZN A 262 ND1 HIS A 119 1555 1555 2.13 LINK ZN ZN A 262 O HOH A 263 1555 1555 2.39 LINK ZN ZN A 262 NE2 HIS A 94 1555 1555 2.22 LINK ZN ZN A 262 O HOH A 264 1555 1555 2.46 CISPEP 1 SER A 29 PRO A 30 0 -6.56 CISPEP 2 PRO A 201 PRO A 202 0 5.71 SITE 1 AC1 4 HIS A 94 HIS A 119 HOH A 263 HOH A 264 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 MASTER 347 0 1 7 10 0 1 6 0 0 0 20 END