HEADER LYASE 29-MAR-01 1IBW TITLE STRUCTURE OF THE D53,54N MUTANT OF HISTIDINE DECARBOXYLASE BOUND WITH TITLE 2 HISTIDINE METHYL ESTER AT 25 C COMPND MOL_ID: 1; COMPND 2 MOLECULE: HISTIDINE DECARBOXYLASE BETA CHAIN; COMPND 3 CHAIN: A, C, E; COMPND 4 FRAGMENT: BETA CHAIN (RESIDUES 1-81); COMPND 5 EC: 4.1.1.22; COMPND 6 ENGINEERED: YES; COMPND 7 MUTATION: YES; COMPND 8 MOL_ID: 2; COMPND 9 MOLECULE: HISTIDINE DECARBOXYLASE ALPHA CHAIN; COMPND 10 CHAIN: B, D, F; COMPND 11 FRAGMENT: ALPHA CHAIN (RESIDUES 82-310); COMPND 12 ENGINEERED: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: LACTOBACILLUS SP. 30A; SOURCE 3 ORGANISM_TAXID: 1593; SOURCE 4 STRAIN: 30A; SOURCE 5 GENE: HDCA; SOURCE 6 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 7 EXPRESSION_SYSTEM_TAXID: 562; SOURCE 8 MOL_ID: 2; SOURCE 9 ORGANISM_SCIENTIFIC: LACTOBACILLUS SP. 30A; SOURCE 10 ORGANISM_TAXID: 1593; SOURCE 11 STRAIN: 30A; SOURCE 12 GENE: HDCA; SOURCE 13 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 14 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS SUBSTRATE-INDUCED ACTIVATION, ACTIVE FORM, SITE-DIRECTED MUTANT, KEYWDS 2 PYRUVOYL, CARBOXY-LYASE, LYASE EXPDTA X-RAY DIFFRACTION AUTHOR S.WORLEY,E.SCHELP,A.F.MONZINGO,S.ERNST,J.D.ROBERTUS REVDAT 7 14-FEB-24 1IBW 1 COMPND SOURCE REMARK DBREF REVDAT 7 2 1 SEQADV SEQRES HELIX SHEET REVDAT 7 3 1 LINK SITE ATOM REVDAT 6 15-NOV-23 1IBW 1 LINK ATOM REVDAT 5 09-AUG-23 1IBW 1 REMARK REVDAT 4 27-OCT-21 1IBW 1 REMARK SEQADV SHEET LINK REVDAT 3 13-JUL-11 1IBW 1 VERSN REVDAT 2 24-FEB-09 1IBW 1 VERSN REVDAT 1 13-MAR-02 1IBW 0 JRNL AUTH S.WORLEY,E.SCHELP,A.F.MONZINGO,S.ERNST,J.D.ROBERTUS JRNL TITL STRUCTURE AND COOPERATIVITY OF A T-STATE MUTANT OF HISTIDINE JRNL TITL 2 DECARBOXYLASE FROM LACTOBACILLUS 30A. JRNL REF PROTEINS V. 46 321 2002 JRNL REFN ISSN 0887-3585 JRNL PMID 11835507 JRNL DOI 10.1002/PROT.10042 REMARK 2 REMARK 2 RESOLUTION. 3.20 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : X-PLOR 3.851 REMARK 3 AUTHORS : BRUNGER REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 3.20 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 20.00 REMARK 3 DATA CUTOFF (SIGMA(F)) : 2.000 REMARK 3 DATA CUTOFF HIGH (ABS(F)) : NULL REMARK 3 DATA CUTOFF LOW (ABS(F)) : NULL REMARK 3 COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 NUMBER OF REFLECTIONS : 14294 REMARK 3 REMARK 3 FIT TO DATA USED IN REFINEMENT. REMARK 3 CROSS-VALIDATION METHOD : THROUGHOUT REMARK 3 FREE R VALUE TEST SET SELECTION : RANDOM REMARK 3 R VALUE (WORKING SET) : 0.204 REMARK 3 FREE R VALUE : 0.269 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 1447 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 : NULL REMARK 3 BIN RESOLUTION RANGE HIGH (A) : NULL REMARK 3 BIN RESOLUTION RANGE LOW (A) : NULL REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : NULL REMARK 3 REFLECTIONS IN BIN (WORKING SET) : NULL REMARK 3 BIN R VALUE (WORKING SET) : NULL 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 : 7187 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 36 REMARK 3 SOLVENT ATOMS : 0 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 66.80 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 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) : 0.015 REMARK 3 BOND ANGLES (DEGREES) : 2.420 REMARK 3 DIHEDRAL ANGLES (DEGREES) : NULL REMARK 3 IMPROPER ANGLES (DEGREES) : NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL MODEL : 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 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 : NULL REMARK 3 TOPOLOGY FILE 1 : NULL REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 1IBW COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 03-APR-01. REMARK 100 THE DEPOSITION ID IS D_1000013140. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 21-JUN-00 REMARK 200 TEMPERATURE (KELVIN) : 298.0 REMARK 200 PH : 4.6 REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : N REMARK 200 RADIATION SOURCE : ROTATING ANODE REMARK 200 BEAMLINE : NULL REMARK 200 X-RAY GENERATOR MODEL : RIGAKU RU200 REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : 1.5418 REMARK 200 MONOCHROMATOR : DOUBLE FOCUSSING MIRRORS (NI & REMARK 200 PT) + NI FILTER REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : IMAGE PLATE REMARK 200 DETECTOR MANUFACTURER : RIGAKU RAXIS IV REMARK 200 INTENSITY-INTEGRATION SOFTWARE : DENZO REMARK 200 DATA SCALING SOFTWARE : SCALEPACK REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 15945 REMARK 200 RESOLUTION RANGE HIGH (A) : 3.200 REMARK 200 RESOLUTION RANGE LOW (A) : 20.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 80.7 REMARK 200 DATA REDUNDANCY : 1.800 REMARK 200 R MERGE (I) : 0.10300 REMARK 200 R SYM (I) : NULL REMARK 200 FOR THE DATA SET : 10.7000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 3.20 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 3.31 REMARK 200 COMPLETENESS FOR SHELL (%) : 84.8 REMARK 200 DATA REDUNDANCY IN SHELL : 1.80 REMARK 200 R MERGE FOR SHELL (I) : 0.45400 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: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: X-PLOR REMARK 200 STARTING MODEL: PDB ENTRY 1PYA REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 57.14 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.87 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: PEG 400, PEG 4000, SODIUM ACETATE, PH REMARK 280 4.6, VAPOR DIFFUSION, HANGING DROP, TEMPERATURE 298K REMARK 290 REMARK 290 CRYSTALLOGRAPHIC SYMMETRY REMARK 290 SYMMETRY OPERATORS FOR SPACE GROUP: C 2 2 21 REMARK 290 REMARK 290 SYMOP SYMMETRY REMARK 290 NNNMMM OPERATOR REMARK 290 1555 X,Y,Z REMARK 290 2555 -X,-Y,Z+1/2 REMARK 290 3555 -X,Y,-Z+1/2 REMARK 290 4555 X,-Y,-Z REMARK 290 5555 X+1/2,Y+1/2,Z 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 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 102.89450 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 102.89450 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 48.50850 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 58.88400 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 48.50850 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 58.88400 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 102.89450 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 48.50850 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 58.88400 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 102.89450 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 48.50850 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 58.88400 REMARK 290 SMTRY3 8 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 BIOLOGICAL ASSEMBLY IS A HEXAMER GENERATED BY APPLYING REMARK 300 A CRYSTALLOGRAPHIC TWO-FOLD TO THE TRIMER IN THE ASYMMETRIC UNIT: - REMARK 300 X, Y, -Z + 1/2 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: DODECAMERIC REMARK 350 APPLY THE FOLLOWING TO CHAINS: A, B, C, D, E, F 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 0.00000 REMARK 350 BIOMT3 2 0.000000 0.000000 -1.000000 102.89450 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 GLN A 22 -35.29 75.21 REMARK 500 MET A 28 -20.33 89.02 REMARK 500 LYS A 50 109.22 -49.00 REMARK 500 SER A 51 -163.50 -100.87 REMARK 500 ASN A 53 83.76 -69.59 REMARK 500 ASN A 69 -118.05 50.64 REMARK 500 VAL B 86 -34.30 -37.95 REMARK 500 TYR B 93 -76.93 -100.61 REMARK 500 ASP B 102 34.67 -81.86 REMARK 500 LYS B 103 -5.61 -150.89 REMARK 500 PHE B 108 -176.55 175.16 REMARK 500 ARG B 141 -109.54 -132.71 REMARK 500 HIS B 142 55.95 -99.46 REMARK 500 ASN B 164 -56.13 70.70 REMARK 500 ASP B 165 109.60 1.66 REMARK 500 MET B 168 40.63 -100.50 REMARK 500 LYS B 169 -156.29 30.47 REMARK 500 PRO B 170 -66.53 -93.65 REMARK 500 LEU B 210 -53.14 -28.10 REMARK 500 SER B 238 -169.30 -128.83 REMARK 500 SER B 239 122.95 177.76 REMARK 500 ALA B 304 -132.05 32.57 REMARK 500 ASN B 306 17.02 52.40 REMARK 500 GLN C 22 -34.32 76.91 REMARK 500 MET C 28 -21.73 88.46 REMARK 500 LYS C 50 108.90 -48.82 REMARK 500 SER C 51 -164.17 -100.26 REMARK 500 ASN C 69 -119.07 47.47 REMARK 500 THR D 84 86.27 -150.43 REMARK 500 VAL D 86 -34.99 -39.17 REMARK 500 TYR D 93 -77.16 -99.70 REMARK 500 ASP D 102 35.04 -81.77 REMARK 500 LYS D 103 -4.94 -151.65 REMARK 500 PHE D 108 -175.38 175.81 REMARK 500 ARG D 141 -110.67 -133.69 REMARK 500 HIS D 142 54.37 -98.48 REMARK 500 ASN D 164 -55.02 69.37 REMARK 500 ASP D 165 109.18 0.77 REMARK 500 MET D 168 43.78 -102.10 REMARK 500 LYS D 169 -155.22 27.24 REMARK 500 PRO D 170 -64.85 -93.96 REMARK 500 LEU D 210 -51.80 -26.45 REMARK 500 SER D 238 -168.26 -126.51 REMARK 500 SER D 239 122.41 178.43 REMARK 500 THR D 246 142.61 -170.19 REMARK 500 ALA D 304 -132.48 34.05 REMARK 500 ASN D 306 16.93 52.61 REMARK 500 GLN E 22 -34.84 75.73 REMARK 500 MET E 28 -20.94 87.42 REMARK 500 LYS E 50 108.30 -46.79 REMARK 500 REMARK 500 THIS ENTRY HAS 70 RAMACHANDRAN OUTLIERS. REMARK 500 REMARK 500 REMARK: NULL REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PYR B 82 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PYR D 82 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PYR F 82 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PVH B 482 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PVH D 482 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PVH F 482 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 1PYA RELATED DB: PDB REMARK 900 STRUCTURE OF PYRUVOYL-DEPENDENT HISTIDINE DECARBOXYLASE AT PH 4.8 REMARK 900 RELATED ID: 1HQ6 RELATED DB: PDB REMARK 900 STRUCTURE OF PYRUVOYL-DEPENDENT HISTIDINE DECARBOXYLASE AT PH 8 REMARK 900 RELATED ID: 1IBT RELATED DB: PDB REMARK 900 STRUCTURE OF THE D53,54N MUTANT OF HISTIDINE DECARBOXYLASE AT -170 C REMARK 900 RELATED ID: 1IBU RELATED DB: PDB REMARK 900 STRUCTURE OF THE D53,54N MUTANT OF HISTIDINE DECARBOXYLASE AT 25 C REMARK 900 RELATED ID: 1IBV RELATED DB: PDB REMARK 900 STRUCTURE OF THE D53,54N MUTANT OF HISTIDINE DECARBOXYLASE BOUND REMARK 900 WITH HISTIDINE METHYL ESTER AT -170 C DBREF 1IBW A 1 81 UNP P00862 DCHS_LACS3 2 82 DBREF 1IBW B 82 310 UNP P00862 DCHS_LACS3 83 311 DBREF 1IBW C 1 81 UNP P00862 DCHS_LACS3 2 82 DBREF 1IBW D 82 310 UNP P00862 DCHS_LACS3 83 311 DBREF 1IBW E 1 81 UNP P00862 DCHS_LACS3 2 82 DBREF 1IBW F 82 310 UNP P00862 DCHS_LACS3 83 311 SEQADV 1IBW ASN A 53 UNP P00862 ASP 54 ENGINEERED MUTATION SEQADV 1IBW ASN A 54 UNP P00862 ASP 55 ENGINEERED MUTATION SEQADV 1IBW PYR B 82 UNP P00862 SER 83 CONFLICT SEQADV 1IBW ASN C 53 UNP P00862 ASP 54 ENGINEERED MUTATION SEQADV 1IBW ASN C 54 UNP P00862 ASP 55 ENGINEERED MUTATION SEQADV 1IBW PYR D 82 UNP P00862 SER 83 CONFLICT SEQADV 1IBW ASN E 53 UNP P00862 ASP 54 ENGINEERED MUTATION SEQADV 1IBW ASN E 54 UNP P00862 ASP 55 ENGINEERED MUTATION SEQADV 1IBW PYR F 82 UNP P00862 SER 83 CONFLICT SEQRES 1 A 81 SER GLU LEU ASP ALA LYS LEU ASN LYS LEU GLY VAL ASP SEQRES 2 A 81 ARG ILE ALA ILE SER PRO TYR LYS GLN TRP THR ARG GLY SEQRES 3 A 81 TYR MET GLU PRO GLY ASN ILE GLY ASN GLY TYR VAL THR SEQRES 4 A 81 GLY LEU LYS VAL ASP ALA GLY VAL ARG ASP LYS SER ASP SEQRES 5 A 81 ASN ASN VAL LEU ASP GLY ILE VAL SER TYR ASP ARG ALA SEQRES 6 A 81 GLU THR LYS ASN ALA TYR ILE GLY GLN ILE ASN MET THR SEQRES 7 A 81 THR ALA SER SEQRES 1 B 229 PYR PHE THR GLY VAL GLN GLY ARG VAL ILE GLY TYR ASP SEQRES 2 B 229 ILE LEU ARG SER PRO GLU VAL ASP LYS ALA LYS PRO LEU SEQRES 3 B 229 PHE THR GLU THR GLN TRP ASP GLY SER GLU LEU PRO ILE SEQRES 4 B 229 TYR ASP ALA LYS PRO LEU GLN ASP ALA LEU VAL GLU TYR SEQRES 5 B 229 PHE GLY THR GLU GLN ASP ARG ARG HIS TYR PRO ALA PRO SEQRES 6 B 229 GLY SER PHE ILE VAL CYS ALA ASN LYS GLY VAL THR ALA SEQRES 7 B 229 GLU ARG PRO LYS ASN ASP ALA ASP MET LYS PRO GLY GLN SEQRES 8 B 229 GLY TYR GLY VAL TRP SER ALA ILE ALA ILE SER PHE ALA SEQRES 9 B 229 LYS ASP PRO THR LYS ASP SER SER MET PHE VAL GLU ASP SEQRES 10 B 229 ALA GLY VAL TRP GLU THR PRO ASN GLU ASP GLU LEU LEU SEQRES 11 B 229 GLU TYR LEU GLU GLY ARG ARG LYS ALA MET ALA LYS SER SEQRES 12 B 229 ILE ALA GLU CYS GLY GLN ASP ALA HIS ALA SER PHE GLU SEQRES 13 B 229 SER SER TRP ILE GLY PHE ALA TYR THR MET MET GLU PRO SEQRES 14 B 229 GLY GLN ILE GLY ASN ALA ILE THR VAL ALA PRO TYR VAL SEQRES 15 B 229 SER LEU PRO ILE ASP SER ILE PRO GLY GLY SER ILE LEU SEQRES 16 B 229 THR PRO ASP LYS ASP MET GLU ILE MET GLU ASN LEU THR SEQRES 17 B 229 MET PRO GLU TRP LEU GLU LYS MET GLY TYR LYS SER LEU SEQRES 18 B 229 SER ALA ASN ASN ALA LEU LYS TYR SEQRES 1 C 81 SER GLU LEU ASP ALA LYS LEU ASN LYS LEU GLY VAL ASP SEQRES 2 C 81 ARG ILE ALA ILE SER PRO TYR LYS GLN TRP THR ARG GLY SEQRES 3 C 81 TYR MET GLU PRO GLY ASN ILE GLY ASN GLY TYR VAL THR SEQRES 4 C 81 GLY LEU LYS VAL ASP ALA GLY VAL ARG ASP LYS SER ASP SEQRES 5 C 81 ASN ASN VAL LEU ASP GLY ILE VAL SER TYR ASP ARG ALA SEQRES 6 C 81 GLU THR LYS ASN ALA TYR ILE GLY GLN ILE ASN MET THR SEQRES 7 C 81 THR ALA SER SEQRES 1 D 229 PYR PHE THR GLY VAL GLN GLY ARG VAL ILE GLY TYR ASP SEQRES 2 D 229 ILE LEU ARG SER PRO GLU VAL ASP LYS ALA LYS PRO LEU SEQRES 3 D 229 PHE THR GLU THR GLN TRP ASP GLY SER GLU LEU PRO ILE SEQRES 4 D 229 TYR ASP ALA LYS PRO LEU GLN ASP ALA LEU VAL GLU TYR SEQRES 5 D 229 PHE GLY THR GLU GLN ASP ARG ARG HIS TYR PRO ALA PRO SEQRES 6 D 229 GLY SER PHE ILE VAL CYS ALA ASN LYS GLY VAL THR ALA SEQRES 7 D 229 GLU ARG PRO LYS ASN ASP ALA ASP MET LYS PRO GLY GLN SEQRES 8 D 229 GLY TYR GLY VAL TRP SER ALA ILE ALA ILE SER PHE ALA SEQRES 9 D 229 LYS ASP PRO THR LYS ASP SER SER MET PHE VAL GLU ASP SEQRES 10 D 229 ALA GLY VAL TRP GLU THR PRO ASN GLU ASP GLU LEU LEU SEQRES 11 D 229 GLU TYR LEU GLU GLY ARG ARG LYS ALA MET ALA LYS SER SEQRES 12 D 229 ILE ALA GLU CYS GLY GLN ASP ALA HIS ALA SER PHE GLU SEQRES 13 D 229 SER SER TRP ILE GLY PHE ALA TYR THR MET MET GLU PRO SEQRES 14 D 229 GLY GLN ILE GLY ASN ALA ILE THR VAL ALA PRO TYR VAL SEQRES 15 D 229 SER LEU PRO ILE ASP SER ILE PRO GLY GLY SER ILE LEU SEQRES 16 D 229 THR PRO ASP LYS ASP MET GLU ILE MET GLU ASN LEU THR SEQRES 17 D 229 MET PRO GLU TRP LEU GLU LYS MET GLY TYR LYS SER LEU SEQRES 18 D 229 SER ALA ASN ASN ALA LEU LYS TYR SEQRES 1 E 81 SER GLU LEU ASP ALA LYS LEU ASN LYS LEU GLY VAL ASP SEQRES 2 E 81 ARG ILE ALA ILE SER PRO TYR LYS GLN TRP THR ARG GLY SEQRES 3 E 81 TYR MET GLU PRO GLY ASN ILE GLY ASN GLY TYR VAL THR SEQRES 4 E 81 GLY LEU LYS VAL ASP ALA GLY VAL ARG ASP LYS SER ASP SEQRES 5 E 81 ASN ASN VAL LEU ASP GLY ILE VAL SER TYR ASP ARG ALA SEQRES 6 E 81 GLU THR LYS ASN ALA TYR ILE GLY GLN ILE ASN MET THR SEQRES 7 E 81 THR ALA SER SEQRES 1 F 229 PYR PHE THR GLY VAL GLN GLY ARG VAL ILE GLY TYR ASP SEQRES 2 F 229 ILE LEU ARG SER PRO GLU VAL ASP LYS ALA LYS PRO LEU SEQRES 3 F 229 PHE THR GLU THR GLN TRP ASP GLY SER GLU LEU PRO ILE SEQRES 4 F 229 TYR ASP ALA LYS PRO LEU GLN ASP ALA LEU VAL GLU TYR SEQRES 5 F 229 PHE GLY THR GLU GLN ASP ARG ARG HIS TYR PRO ALA PRO SEQRES 6 F 229 GLY SER PHE ILE VAL CYS ALA ASN LYS GLY VAL THR ALA SEQRES 7 F 229 GLU ARG PRO LYS ASN ASP ALA ASP MET LYS PRO GLY GLN SEQRES 8 F 229 GLY TYR GLY VAL TRP SER ALA ILE ALA ILE SER PHE ALA SEQRES 9 F 229 LYS ASP PRO THR LYS ASP SER SER MET PHE VAL GLU ASP SEQRES 10 F 229 ALA GLY VAL TRP GLU THR PRO ASN GLU ASP GLU LEU LEU SEQRES 11 F 229 GLU TYR LEU GLU GLY ARG ARG LYS ALA MET ALA LYS SER SEQRES 12 F 229 ILE ALA GLU CYS GLY GLN ASP ALA HIS ALA SER PHE GLU SEQRES 13 F 229 SER SER TRP ILE GLY PHE ALA TYR THR MET MET GLU PRO SEQRES 14 F 229 GLY GLN ILE GLY ASN ALA ILE THR VAL ALA PRO TYR VAL SEQRES 15 F 229 SER LEU PRO ILE ASP SER ILE PRO GLY GLY SER ILE LEU SEQRES 16 F 229 THR PRO ASP LYS ASP MET GLU ILE MET GLU ASN LEU THR SEQRES 17 F 229 MET PRO GLU TRP LEU GLU LYS MET GLY TYR LYS SER LEU SEQRES 18 F 229 SER ALA ASN ASN ALA LEU LYS TYR HET PYR B 82 4 HET PYR D 82 4 HET PYR F 82 4 HET PVH B 482 12 HET PVH D 482 12 HET PVH F 482 12 HETNAM PYR PYRUVIC ACID HETNAM PVH HISTIDINE-METHYL-ESTER FORMUL 2 PYR 3(C3 H4 O3) FORMUL 7 PVH 3(C7 H12 N3 O2 1+) HELIX 1 1 LEU A 3 ASN A 8 1 6 HELIX 2 2 ASN A 53 LYS A 68 1 16 HELIX 3 3 GLU B 100 ALA B 104 5 5 HELIX 4 4 ALA B 123 GLY B 135 1 13 HELIX 5 5 ASN B 206 HIS B 233 1 28 HELIX 6 6 ASP B 268 ILE B 270 5 3 HELIX 7 7 THR B 277 LEU B 288 1 12 HELIX 8 8 THR B 289 GLY B 298 1 10 HELIX 9 9 LEU C 3 ASN C 8 1 6 HELIX 10 10 ASN C 53 LYS C 68 1 16 HELIX 11 11 GLU D 100 ALA D 104 5 5 HELIX 12 12 ALA D 123 GLY D 135 1 13 HELIX 13 13 ASN D 206 HIS D 233 1 28 HELIX 14 14 ASP D 268 ILE D 270 5 3 HELIX 15 15 THR D 277 LEU D 288 1 12 HELIX 16 16 THR D 289 GLY D 298 1 10 HELIX 17 17 LEU E 3 ASN E 8 1 6 HELIX 18 18 ASN E 53 LYS E 68 1 16 HELIX 19 19 SER F 98 ALA F 104 5 7 HELIX 20 20 ALA F 123 GLY F 135 1 13 HELIX 21 21 ASN F 206 HIS F 233 1 28 HELIX 22 22 THR F 277 LEU F 288 1 12 HELIX 23 23 THR F 289 GLY F 298 1 10 SHEET 1 A 2 ALA A 16 SER A 18 0 SHEET 2 A 2 ASN A 32 GLY A 34 -1 N ILE A 33 O ILE A 17 SHEET 1 B 5 GLN A 74 ALA A 80 0 SHEET 2 B 5 GLY B 147 ARG B 161 1 N GLY B 147 O GLN A 74 SHEET 3 B 5 GLY B 251 LEU B 265 -1 N GLY B 251 O ARG B 161 SHEET 4 B 5 TYR A 37 LYS A 50 1 N VAL A 38 O VAL B 263 SHEET 5 B 5 ARG B 89 ILE B 91 1 O ARG B 89 N THR A 39 SHEET 1 C 5 SER B 193 TRP B 202 0 SHEET 2 C 5 TYR B 174 PHE B 184 1 N TYR B 174 O TRP B 202 SHEET 3 C 5 SER B 238 MET B 248 -1 O SER B 238 N PHE B 184 SHEET 4 C 5 GLY B 115 ALA B 123 -1 O PRO B 119 N SER B 239 SHEET 5 C 5 THR B 109 GLN B 112 1 N GLU B 110 O LEU B 118 SHEET 1 D 2 PHE B 134 THR B 136 0 SHEET 2 D 2 ASP B 139 ARG B 141 -1 N ASP B 139 O THR B 136 SHEET 1 E 2 ALA C 16 SER C 18 0 SHEET 2 E 2 ASN C 32 GLY C 34 -1 N ILE C 33 O ILE C 17 SHEET 1 F 5 GLN C 74 ALA C 80 0 SHEET 2 F 5 GLY D 147 ARG D 161 1 N GLY D 147 O GLN C 74 SHEET 3 F 5 GLY D 251 LEU D 265 -1 N GLY D 251 O ARG D 161 SHEET 4 F 5 TYR C 37 LYS C 50 1 N VAL C 38 O VAL D 263 SHEET 5 F 5 ARG D 89 ILE D 91 1 O ARG D 89 N THR C 39 SHEET 1 G 5 SER D 193 TRP D 202 0 SHEET 2 G 5 TYR D 174 PHE D 184 1 N TYR D 174 O TRP D 202 SHEET 3 G 5 SER D 238 MET D 248 -1 O SER D 238 N PHE D 184 SHEET 4 G 5 GLY D 115 ALA D 123 -1 O PRO D 119 N SER D 239 SHEET 5 G 5 THR D 109 GLN D 112 1 N GLU D 110 O LEU D 118 SHEET 1 H 2 PHE D 134 THR D 136 0 SHEET 2 H 2 ASP D 139 ARG D 141 -1 N ASP D 139 O THR D 136 SHEET 1 I 2 ALA E 16 SER E 18 0 SHEET 2 I 2 ASN E 32 GLY E 34 -1 N ILE E 33 O ILE E 17 SHEET 1 J 5 GLN E 74 ALA E 80 0 SHEET 2 J 5 GLY F 147 ARG F 161 1 N GLY F 147 O GLN E 74 SHEET 3 J 5 GLY F 251 LEU F 265 -1 N GLY F 251 O ARG F 161 SHEET 4 J 5 TYR E 37 LYS E 50 1 N VAL E 38 O VAL F 263 SHEET 5 J 5 ARG F 89 ILE F 91 1 O ARG F 89 N THR E 39 SHEET 1 K 5 SER F 193 TRP F 202 0 SHEET 2 K 5 TYR F 174 PHE F 184 1 N TYR F 174 O TRP F 202 SHEET 3 K 5 SER F 238 MET F 248 -1 O SER F 238 N PHE F 184 SHEET 4 K 5 GLY F 115 ALA F 123 -1 O PRO F 119 N SER F 239 SHEET 5 K 5 THR F 109 GLN F 112 1 N GLU F 110 O LEU F 118 SHEET 1 L 2 PHE F 134 THR F 136 0 SHEET 2 L 2 ASP F 139 ARG F 141 -1 N ASP F 139 O THR F 136 LINK C PYR B 82 N PHE B 83 1555 1555 1.34 LINK CA PYR B 82 N PVH B 482 1555 1555 1.31 LINK C PYR D 82 N PHE D 83 1555 1555 1.34 LINK CA PYR D 82 N PVH D 482 1555 1555 1.31 LINK C PYR F 82 N PHE F 83 1555 1555 1.34 LINK CA PYR F 82 N PVH F 482 1555 1555 1.30 SITE 1 AC1 6 SER A 81 PHE B 83 MET B 194 PHE B 195 SITE 2 AC1 6 PVH B 482 ASN C 76 SITE 1 AC2 6 SER C 81 PHE D 83 MET D 194 PHE D 195 SITE 2 AC2 6 PVH D 482 ASN E 76 SITE 1 AC3 6 ASN A 76 SER E 81 PHE F 83 MET F 194 SITE 2 AC3 6 PHE F 195 PVH F 482 SITE 1 AC4 12 ALA A 80 SER A 81 PYR B 82 PHE B 83 SITE 2 AC4 12 ALA B 153 ASN B 154 PHE B 195 VAL B 196 SITE 3 AC4 12 GLU B 197 TYR C 62 ASP C 63 GLU C 66 SITE 1 AC5 11 ALA C 80 SER C 81 PYR D 82 PHE D 83 SITE 2 AC5 11 ASN D 154 PHE D 195 VAL D 196 GLU D 197 SITE 3 AC5 11 TYR E 62 ASP E 63 GLU E 66 SITE 1 AC6 11 TYR A 62 ASP A 63 GLU A 66 ALA E 80 SITE 2 AC6 11 SER E 81 PYR F 82 PHE F 83 ASN F 154 SITE 3 AC6 11 PHE F 195 VAL F 196 GLU F 197 CRYST1 97.017 117.768 205.789 90.00 90.00 90.00 C 2 2 21 24 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 0.010307 0.000000 0.000000 0.00000 SCALE2 0.000000 0.008491 0.000000 0.00000 SCALE3 0.000000 0.000000 0.004859 0.00000