HEADER LUMINESCENT PROTEIN 18-JUL-06 2HQK TITLE CRYSTAL STRUCTURE OF A MONOMERIC CYAN FLUORESCENT PROTEIN DERIVED FROM TITLE 2 CLAVULARIA COMPND MOL_ID: 1; COMPND 2 MOLECULE: CYAN FLUORESCENT CHROMOPROTEIN; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: CLAVULARIA SP.; SOURCE 3 ORGANISM_TAXID: 86521; SOURCE 4 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 5 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 6 EXPRESSION_SYSTEM_STRAIN: DH10B (INVITROGEN); SOURCE 7 EXPRESSION_SYSTEM_VECTOR_TYPE: PLASMID; SOURCE 8 EXPRESSION_SYSTEM_VECTOR: HIS B (INVITROGEN); SOURCE 9 EXPRESSION_SYSTEM_PLASMID: PBAD KEYWDS 11-STRANDED BETA BARREL, LUMINESCENT PROTEIN EXPDTA X-RAY DIFFRACTION AUTHOR J.N.HENDERSON,R.E.CAMPBELL,H.AI,S.J.REMINGTON REVDAT 6 15-NOV-23 2HQK 1 REMARK REVDAT 5 30-AUG-23 2HQK 1 REMARK SEQADV LINK REVDAT 4 22-FEB-12 2HQK 1 SEQRES SEQADV HET HETATM REVDAT 4 2 1 HETNAM LINK REMARK MODRES REVDAT 4 3 1 VERSN REVDAT 3 30-JUN-09 2HQK 1 REMARK SEQRES TITLE REVDAT 2 24-FEB-09 2HQK 1 VERSN REVDAT 1 02-JAN-07 2HQK 0 JRNL AUTH H.W.AI,J.N.HENDERSON,S.J.REMINGTON,R.E.CAMPBELL JRNL TITL DIRECTED EVOLUTION OF A MONOMERIC, BRIGHT AND PHOTOSTABLE JRNL TITL 2 VERSION OF CLAVULARIA CYAN FLUORESCENT PROTEIN: STRUCTURAL JRNL TITL 3 CHARACTERIZATION AND APPLICATIONS IN FLUORESCENCE IMAGING. JRNL REF BIOCHEM.J. V. 400 531 2006 JRNL REFN ISSN 0264-6021 JRNL PMID 16859491 JRNL DOI 10.1042/BJ20060874 REMARK 2 REMARK 2 RESOLUTION. 1.19 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) : 1.19 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 10.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 0.000 REMARK 3 COMPLETENESS FOR RANGE (%) : 93.2 REMARK 3 CROSS-VALIDATION METHOD : FREE R REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT (NO CUTOFF). REMARK 3 R VALUE (WORKING + TEST SET, NO CUTOFF) : 0.149 REMARK 3 R VALUE (WORKING SET, NO CUTOFF) : 0.149 REMARK 3 FREE R VALUE (NO CUTOFF) : 0.206 REMARK 3 FREE R VALUE TEST SET SIZE (%, NO CUTOFF) : 5.300 REMARK 3 FREE R VALUE TEST SET COUNT (NO CUTOFF) : 3257 REMARK 3 TOTAL NUMBER OF REFLECTIONS (NO CUTOFF) : 65393 REMARK 3 REMARK 3 FIT/AGREEMENT OF MODEL FOR DATA WITH F>4SIG(F). REMARK 3 R VALUE (WORKING + TEST SET, F>4SIG(F)) : NULL REMARK 3 R VALUE (WORKING SET, F>4SIG(F)) : 0.138 REMARK 3 FREE R VALUE (F>4SIG(F)) : 0.192 REMARK 3 FREE R VALUE TEST SET SIZE (%, F>4SIG(F)) : 5.300 REMARK 3 FREE R VALUE TEST SET COUNT (F>4SIG(F)) : 2756 REMARK 3 TOTAL NUMBER OF REFLECTIONS (F>4SIG(F)) : 51973 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1714 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 8 REMARK 3 SOLVENT ATOMS : 336 REMARK 3 REMARK 3 MODEL REFINEMENT. REMARK 3 OCCUPANCY SUM OF NON-HYDROGEN ATOMS : 2028.8 REMARK 3 OCCUPANCY SUM OF HYDROGEN ATOMS : 0.00 REMARK 3 NUMBER OF DISCRETELY DISORDERED RESIDUES : 29 REMARK 3 NUMBER OF LEAST-SQUARES PARAMETERS : 19389 REMARK 3 NUMBER OF RESTRAINTS : 24418 REMARK 3 REMARK 3 RMS DEVIATIONS FROM RESTRAINT TARGET VALUES. REMARK 3 BOND LENGTHS (A) : 0.014 REMARK 3 ANGLE DISTANCES (A) : 0.031 REMARK 3 SIMILAR DISTANCES (NO TARGET VALUES) (A) : 0.000 REMARK 3 DISTANCES FROM RESTRAINT PLANES (A) : 0.033 REMARK 3 ZERO CHIRAL VOLUMES (A**3) : 0.090 REMARK 3 NON-ZERO CHIRAL VOLUMES (A**3) : 0.091 REMARK 3 ANTI-BUMPING DISTANCE RESTRAINTS (A) : 0.028 REMARK 3 RIGID-BOND ADP COMPONENTS (A**2) : 0.005 REMARK 3 SIMILAR ADP COMPONENTS (A**2) : 0.048 REMARK 3 APPROXIMATELY ISOTROPIC ADPS (A**2) : 0.098 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: ANISOTROPIC REFINEMENT REMARK 4 REMARK 4 2HQK COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 20-JUL-06. REMARK 100 THE DEPOSITION ID IS D_1000038643. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 17-JUN-06 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : 5.1 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : APS REMARK 200 BEAMLINE : 14-BM-C REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 0.90000 REMARK 200 MONOCHROMATOR : BENT GE(111) REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315 REMARK 200 INTENSITY-INTEGRATION SOFTWARE : HKL-2000 REMARK 200 DATA SCALING SOFTWARE : HKL-2000 REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 65393 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.190 REMARK 200 RESOLUTION RANGE LOW (A) : 50.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 98.0 REMARK 200 DATA REDUNDANCY : NULL REMARK 200 R MERGE (I) : NULL REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : NULL REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 1.19 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.22 REMARK 200 COMPLETENESS FOR SHELL (%) : 97.4 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 <I/SIGMA(I)> FOR SHELL : NULL REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: SHELX REMARK 200 STARTING MODEL: PDB ID 1ZUX REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 40.64 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.07 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: MIXED 2 UL OF PROTEIN (56 MG/ML) WITH REMARK 280 2 UL OF WELL SOLUTION. PROTEIN BUFFER: 20 MM HEPES PH 7.9, 300 REMARK 280 MM NACL. WELL SOLUTION: 10% ETHANOL, 0.1 M SODIUM ACETATE, PH REMARK 280 5.1, AND 65 MM ZINC ACETATE, VAPOR DIFFUSION, HANGING DROP, REMARK 280 TEMPERATURE 295K 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 44.91500 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 19.01000 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 44.91500 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 19.01000 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 300 REMARK: THE ASYMMETRIC UNIT CONTAINS A COMPLETE BIOLOGICAL UNIT 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 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 SER A 222 REMARK 465 THR A 223 REMARK 465 ASP A 224 REMARK 465 GLY A 225 REMARK 465 MET A 226 REMARK 470 REMARK 470 MISSING ATOM REMARK 470 THE FOLLOWING RESIDUES HAVE MISSING ATOMS (M=MODEL NUMBER; REMARK 470 RES=RESIDUE NAME; C=CHAIN IDENTIFIER; SSEQ=SEQUENCE NUMBER; REMARK 470 I=INSERTION CODE): REMARK 470 M RES CSSEQI ATOMS REMARK 470 LYS A 13 CD CE NZ REMARK 470 ASP A 101 CG OD1 OD2 REMARK 470 LYS A 102 CG CD CE NZ REMARK 470 LYS A 106 CE NZ REMARK 470 ASN A 132 OD1 ND2 REMARK 470 LYS A 139 CE NZ REMARK 470 ARG A 149 CD NE CZ NH1 NH2 REMARK 470 LYS A 162 NZ REMARK 470 LYS A 164 CE NZ REMARK 470 LYS A 206 CD CE NZ 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 ASP A 77 CB - CG - OD2 ANGL. DEV. = 6.0 DEGREES REMARK 500 PHE A 177 CB - CG - CD2 ANGL. DEV. = -4.9 DEGREES REMARK 500 PHE A 177 CB - CG - CD1 ANGL. DEV. = 4.5 DEGREES REMARK 500 TYR A 192 CB - CG - CD1 ANGL. DEV. = 4.1 DEGREES REMARK 500 ASN A 221 CA - CB - CG ANGL. DEV. = -14.5 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 PRO A 55 33.02 -93.76 REMARK 500 LYS A 102 -23.57 84.42 REMARK 500 GLU A 115 -131.04 50.62 REMARK 500 ASP A 116 32.38 -84.70 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 402 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 25 ND1 REMARK 620 2 ASP A 77 OD1 108.0 REMARK 620 3 HOH A 559 O 104.7 98.3 REMARK 620 N 1 2 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 401 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 ASP A 116 OD1 REMARK 620 2 GLU A 121 OE2 114.5 REMARK 620 3 HIS A 123 NE2 107.6 114.9 REMARK 620 4 CL A 404 CL 106.2 108.7 104.0 REMARK 620 N 1 2 3 REMARK 620 REMARK 620 COORDINATION ANGLES FOR: M RES CSSEQI METAL REMARK 620 ZN A 403 ZN REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 172 NE2 REMARK 620 2 GLU A 200 OE2 89.2 REMARK 620 3 GLU A 200 OE1 126.7 62.5 REMARK 620 4 HOH A 534 O 110.7 130.1 122.2 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 401 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 402 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ZN A 403 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE CL A 404 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE ACT A 405 REMARK 999 REMARK 999 SEQUENCE REMARK 999 RESIDUE GLN A 66 IS MUTATED TO ALA A 66. REMARK 999 ALA A 66, TYR A 67 AND GLY A 68 ARE REMARK 999 MODIFIED TO MAKE CHROMOPHORE (PIA A 66). DBREF 2HQK A 6 226 UNP Q9U6Y3 GFPL_CLASP 39 266 SEQADV 2HQK ASN A 42 UNP Q9U6Y3 HIS 80 ENGINEERED MUTATION SEQADV 2HQK ILE A 44 UNP Q9U6Y3 LEU 82 ENGINEERED MUTATION SEQADV 2HQK THR A 62 UNP Q9U6Y3 SER 100 ENGINEERED MUTATION SEQADV 2HQK THR A 63 UNP Q9U6Y3 ASN 101 ENGINEERED MUTATION SEQADV 2HQK PIA A 66 UNP Q9U6Y3 GLN 104 CHROMOPHORE SEQADV 2HQK PIA A 66 UNP Q9U6Y3 TYR 105 CHROMOPHORE SEQADV 2HQK PIA A 66 UNP Q9U6Y3 GLY 106 CHROMOPHORE SEQADV 2HQK PHE A 72 UNP Q9U6Y3 LEU 110 ENGINEERED MUTATION SEQADV 2HQK PRO A 80 UNP Q9U6Y3 ALA 118 ENGINEERED MUTATION SEQADV 2HQK ASN A 81 UNP Q9U6Y3 ASP 119 ENGINEERED MUTATION SEQADV 2HQK HIS A 123 UNP Q9U6Y3 ARG 161 ENGINEERED MUTATION SEQADV 2HQK LEU A 124 UNP Q9U6Y3 PHE 162 ENGINEERED MUTATION SEQADV 2HQK LYS A 125 UNP Q9U6Y3 ASP 163 ENGINEERED MUTATION SEQADV 2HQK GLU A 127 UNP Q9U6Y3 MET 165 ENGINEERED MUTATION SEQADV 2HQK THR A 141 UNP Q9U6Y3 LEU 179 ENGINEERED MUTATION SEQADV 2HQK GLY A 142 UNP Q9U6Y3 LYS 180 ENGINEERED MUTATION SEQADV 2HQK ASP A 144 UNP Q9U6Y3 GLU 182 ENGINEERED MUTATION SEQADV 2HQK ALA A 145 UNP Q9U6Y3 PRO 183 ENGINEERED MUTATION SEQADV 2HQK ARG A 149 UNP Q9U6Y3 ILE 187 ENGINEERED MUTATION SEQADV 2HQK LYS A 158 UNP Q9U6Y3 VAL 196 ENGINEERED MUTATION SEQADV 2HQK VAL A 161 UNP Q9U6Y3 ILE 199 ENGINEERED MUTATION SEQADV 2HQK LYS A 162 UNP Q9U6Y3 SER 200 ENGINEERED MUTATION SEQADV 2HQK LYS A 164 UNP Q9U6Y3 SER 202 ENGINEERED MUTATION SEQADV 2HQK HIS A 173 UNP Q9U6Y3 TYR 211 ENGINEERED MUTATION SEQADV 2HQK VAL A 175 UNP Q9U6Y3 CYS 213 ENGINEERED MUTATION SEQADV 2HQK THR A 179 UNP Q9U6Y3 SER 217 ENGINEERED MUTATION SEQADV 2HQK ARG A 182 UNP Q9U6Y3 LYS 220 ENGINEERED MUTATION SEQADV 2HQK ALA A 186 UNP Q9U6Y3 VAL 224 ENGINEERED MUTATION SEQADV 2HQK VAL A 213 UNP Q9U6Y3 LEU 251 ENGINEERED MUTATION SEQADV 2HQK SER A 216 UNP Q9U6Y3 ASN 254 ENGINEERED MUTATION SEQADV 2HQK ASN A 221 UNP Q9U6Y3 TYR 259 ENGINEERED MUTATION SEQADV 2HQK THR A 223 UNP Q9U6Y3 LEU 261 ENGINEERED MUTATION SEQADV 2HQK ASP A 224 UNP Q9U6Y3 LEU 262 ENGINEERED MUTATION SEQADV 2HQK GLY A 225 UNP Q9U6Y3 PRO 263 ENGINEERED MUTATION SEQADV 2HQK MET A 226 UNP Q9U6Y3 SER 264 ENGINEERED MUTATION SEQRES 1 A 219 GLY VAL ILE LYS PRO ASP MET LYS ILE LYS LEU LYS MET SEQRES 2 A 219 GLU GLY ASN VAL ASN GLY HIS ALA PHE VAL ILE GLU GLY SEQRES 3 A 219 GLU GLY GLU GLY LYS PRO TYR ASP GLY THR ASN THR ILE SEQRES 4 A 219 ASN LEU GLU VAL LYS GLU GLY ALA PRO LEU PRO PHE SER SEQRES 5 A 219 TYR ASP ILE LEU THR THR ALA PHE PIA ASN ARG ALA PHE SEQRES 6 A 219 THR LYS TYR PRO ASP ASP ILE PRO ASN TYR PHE LYS GLN SEQRES 7 A 219 SER PHE PRO GLU GLY TYR SER TRP GLU ARG THR MET THR SEQRES 8 A 219 PHE GLU ASP LYS GLY ILE VAL LYS VAL LYS SER ASP ILE SEQRES 9 A 219 SER MET GLU GLU ASP SER PHE ILE TYR GLU ILE HIS LEU SEQRES 10 A 219 LYS GLY GLU ASN PHE PRO PRO ASN GLY PRO VAL MET GLN SEQRES 11 A 219 LYS LYS THR THR GLY TRP ASP ALA SER THR GLU ARG MET SEQRES 12 A 219 TYR VAL ARG ASP GLY VAL LEU LYS GLY ASP VAL LYS HIS SEQRES 13 A 219 LYS LEU LEU LEU GLU GLY GLY GLY HIS HIS ARG VAL ASP SEQRES 14 A 219 PHE LYS THR ILE TYR ARG ALA LYS LYS ALA VAL LYS LEU SEQRES 15 A 219 PRO ASP TYR HIS PHE VAL ASP HIS ARG ILE GLU ILE LEU SEQRES 16 A 219 ASN HIS ASP LYS ASP TYR ASN LYS VAL THR VAL TYR GLU SEQRES 17 A 219 SER ALA VAL ALA ARG ASN SER THR ASP GLY MET MODRES 2HQK PIA A 66 ALA MODRES 2HQK PIA A 66 TYR MODRES 2HQK PIA A 66 GLY HET PIA A 66 20 HET ZN A 401 1 HET ZN A 402 1 HET ZN A 403 1 HET CL A 404 1 HET ACT A 405 4 HETNAM PIA [(4Z)-2-[(1S)-1-AMINOETHYL]-4-(4-HYDROXYBENZYLIDENE)-5- HETNAM 2 PIA OXO-4,5-DIHYDRO-1H-IMIDAZOL-1-YL]ACETIC ACID HETNAM ZN ZINC ION HETNAM CL CHLORIDE ION HETNAM ACT ACETATE ION FORMUL 1 PIA C14 H15 N3 O4 FORMUL 2 ZN 3(ZN 2+) FORMUL 5 CL CL 1- FORMUL 6 ACT C2 H3 O2 1- FORMUL 7 HOH *336(H2 O) HELIX 1 1 TYR A 58 THR A 63 1 6 HELIX 2 2 ASN A 81 SER A 86 1 6 SHEET 1 A13 THR A 140 TRP A 143 0 SHEET 2 A13 VAL A 156 LEU A 167 -1 O LEU A 166 N THR A 141 SHEET 3 A13 HIS A 172 ALA A 183 -1 O PHE A 177 N VAL A 161 SHEET 4 A13 TYR A 91 PHE A 99 -1 N SER A 92 O ARG A 182 SHEET 5 A13 ILE A 104 GLU A 114 -1 O VAL A 105 N MET A 97 SHEET 6 A13 SER A 117 GLU A 127 -1 O HIS A 123 N LYS A 108 SHEET 7 A13 MET A 12 VAL A 22 1 N ASN A 21 O GLY A 126 SHEET 8 A13 HIS A 25 LYS A 36 -1 O ILE A 29 N MET A 18 SHEET 9 A13 THR A 41 GLU A 50 -1 O ASN A 45 N GLU A 32 SHEET 10 A13 LYS A 210 ARG A 220 -1 O VAL A 211 N LEU A 46 SHEET 11 A13 HIS A 193 HIS A 204 -1 N ASP A 196 O VAL A 218 SHEET 12 A13 SER A 146 ARG A 153 -1 N SER A 146 O HIS A 197 SHEET 13 A13 VAL A 156 LEU A 167 -1 O LYS A 158 N TYR A 151 LINK C PHE A 65 N1 PIA A 66 1555 1555 1.38 LINK C3 PIA A 66 N ASN A 69 1555 1555 1.34 LINK ND1 HIS A 25 ZN ZN A 402 3445 1555 2.00 LINK OD1 ASP A 77 ZN ZN A 402 1555 1555 1.89 LINK OD1 ASP A 116 ZN ZN A 401 1555 1555 1.92 LINK OE2 GLU A 121 ZN ZN A 401 4546 1555 1.91 LINK NE2 HIS A 123 ZN ZN A 401 4546 1555 2.04 LINK NE2 HIS A 172 ZN ZN A 403 4547 1555 2.04 LINK OE2 GLU A 200 ZN ZN A 403 1555 1555 2.43 LINK OE1 GLU A 200 ZN ZN A 403 1555 1555 1.86 LINK ZN ZN A 401 CL CL A 404 1555 1555 2.38 LINK ZN ZN A 402 O HOH A 559 1555 1555 2.07 LINK ZN ZN A 403 O HOH A 534 1555 1555 2.32 CISPEP 1 ALA A 52 PRO A 53 0 -7.81 CISPEP 2 PHE A 87 PRO A 88 0 7.02 SITE 1 AC1 5 GLU A 19 ASP A 116 GLU A 121 HIS A 123 SITE 2 AC1 5 CL A 404 SITE 1 AC2 3 HIS A 25 ASP A 77 HOH A 559 SITE 1 AC3 4 HIS A 172 GLU A 200 HOH A 534 HOH A 594 SITE 1 AC4 5 LYS A 13 ASP A 116 GLU A 121 HIS A 123 SITE 2 AC4 5 ZN A 401 SITE 1 AC5 5 GLU A 115 HIS A 123 LEU A 124 LYS A 125 SITE 2 AC5 5 HOH A 735 CRYST1 89.830 38.020 61.119 90.00 90.81 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 0.011132 0.000000 0.000157 0.00000 SCALE2 0.000000 0.026302 0.000000 0.00000 SCALE3 0.000000 0.000000 0.016363 0.00000