PDB Short entry for 1IBV HEADER LYASE 29-MAR-01 1IBV TITLE STRUCTURE OF THE D53,54N MUTANT OF HISTIDINE DECARBOXYLASE BOUND WITH TITLE 2 HISTIDINE METHYL ESTER AT-170 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 ENGINEERED: YES; COMPND 6 MUTATION: YES; COMPND 7 MOL_ID: 2; COMPND 8 MOLECULE: HISTIDINE DECARBOXYLASE ALPHA CHAIN; COMPND 9 CHAIN: B, D, F; COMPND 10 FRAGMENT: ALPHA CHAIN (RESIDUES 82-310); COMPND 11 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 1IBV 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 1IBV 1 LINK ATOM REVDAT 5 09-AUG-23 1IBV 1 COMPND SOURCE REMARK DBREF REVDAT 5 2 1 SEQADV SEQRES HELIX SHEET REVDAT 5 3 1 LINK SITE ATOM REVDAT 4 27-OCT-21 1IBV 1 REMARK SEQADV SHEET LINK REVDAT 3 13-JUL-11 1IBV 1 VERSN REVDAT 2 24-FEB-09 1IBV 1 VERSN REVDAT 1 13-MAR-02 1IBV 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. 2.50 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) : 2.50 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 : 33903 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) : 0.243 REMARK 3 FREE R VALUE : 0.279 REMARK 3 FREE R VALUE TEST SET SIZE (%) : NULL REMARK 3 FREE R VALUE TEST SET COUNT : 3376 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 : 7188 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 36 REMARK 3 SOLVENT ATOMS : 108 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : 52.80 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) : 0.013 REMARK 3 BOND ANGLES (DEGREES) : 2.300 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 1IBV 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_1000013139. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 08-MAR-99 REMARK 200 TEMPERATURE (KELVIN) : 103.0 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 : 39581 REMARK 200 RESOLUTION RANGE HIGH (A) : 2.430 REMARK 200 RESOLUTION RANGE LOW (A) : 100.000 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : 0.000 REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 91.4 REMARK 200 DATA REDUNDANCY : 2.900 REMARK 200 R MERGE (I) : 0.07300 REMARK 200 R SYM (I) : NULL REMARK 200 <I/SIGMA(I)> FOR THE DATA SET : 19.1000 REMARK 200 REMARK 200 IN THE HIGHEST RESOLUTION SHELL. REMARK 200 HIGHEST RESOLUTION SHELL, RANGE HIGH (A) : 2.43 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 2.52 REMARK 200 COMPLETENESS FOR SHELL (%) : 93.2 REMARK 200 DATA REDUNDANCY IN SHELL : 2.90 REMARK 200 R MERGE FOR SHELL (I) : 0.33600 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: 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 (%): 56.08 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.80 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 103.19650 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 103.19650 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 48.13600 REMARK 290 SMTRY2 5 0.000000 1.000000 0.000000 57.74000 REMARK 290 SMTRY3 5 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 6 -1.000000 0.000000 0.000000 48.13600 REMARK 290 SMTRY2 6 0.000000 -1.000000 0.000000 57.74000 REMARK 290 SMTRY3 6 0.000000 0.000000 1.000000 103.19650 REMARK 290 SMTRY1 7 -1.000000 0.000000 0.000000 48.13600 REMARK 290 SMTRY2 7 0.000000 1.000000 0.000000 57.74000 REMARK 290 SMTRY3 7 0.000000 0.000000 -1.000000 103.19650 REMARK 290 SMTRY1 8 1.000000 0.000000 0.000000 48.13600 REMARK 290 SMTRY2 8 0.000000 -1.000000 0.000000 57.74000 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 103.19650 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 -50.75 72.84 REMARK 500 MET A 28 -12.04 87.07 REMARK 500 ASN A 69 -116.42 51.37 REMARK 500 ILE A 72 38.19 -144.75 REMARK 500 TYR B 494 -59.34 -126.23 REMARK 500 PHE B 509 -169.36 -177.27 REMARK 500 ARG B 542 -112.57 -122.40 REMARK 500 HIS B 543 53.56 -98.20 REMARK 500 ASN B 565 11.70 54.04 REMARK 500 LYS B 570 178.33 55.82 REMARK 500 PRO B 571 -85.18 -56.01 REMARK 500 ASP B 669 5.53 -69.67 REMARK 500 ALA B 705 -99.79 32.09 REMARK 500 GLN C 22 -53.54 72.99 REMARK 500 MET C 28 -12.45 86.57 REMARK 500 ASN C 69 -115.32 50.47 REMARK 500 ILE C 72 35.93 -144.71 REMARK 500 TYR D 494 -58.97 -123.45 REMARK 500 PHE D 509 -169.73 -176.12 REMARK 500 ARG D 542 -113.87 -126.11 REMARK 500 HIS D 543 50.62 -95.96 REMARK 500 PRO D 563 175.40 -58.92 REMARK 500 ASN D 565 15.08 53.90 REMARK 500 LYS D 570 178.58 55.85 REMARK 500 PRO D 571 -82.89 -55.59 REMARK 500 PRO D 589 -9.57 -58.91 REMARK 500 ASP D 669 7.75 -69.74 REMARK 500 ALA D 705 -100.36 30.30 REMARK 500 GLN E 22 -53.49 72.71 REMARK 500 MET E 28 -9.85 84.63 REMARK 500 ASN E 69 -116.32 53.28 REMARK 500 ILE E 72 38.11 -145.39 REMARK 500 TYR F 494 -59.20 -122.22 REMARK 500 PHE F 509 -171.49 -179.28 REMARK 500 ARG F 542 -112.84 -122.72 REMARK 500 HIS F 543 53.42 -97.09 REMARK 500 ASN F 565 14.36 55.45 REMARK 500 LYS F 570 179.82 55.20 REMARK 500 PRO F 571 -83.75 -58.05 REMARK 500 ASP F 669 4.83 -69.09 REMARK 500 ALA F 705 -99.04 31.44 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 483 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PYR D 483 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PYR F 483 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PVH B 801 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC5 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PVH D 801 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC6 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PVH F 801 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: 1IBW RELATED DB: PDB REMARK 900 STRUCTURE OF THE D53,54N MUTANT OF HISTIDINE DECARBOXYLASE BOUND REMARK 900 WITH HISTIDINE METHYL ESTER AT 25 C DBREF 1IBV A 1 81 UNP P00862 DCHS_LACS3 2 82 DBREF 1IBV B 483 711 UNP P00862 DCHS_LACS3 83 311 DBREF 1IBV C 1 81 UNP P00862 DCHS_LACS3 2 82 DBREF 1IBV D 483 711 UNP P00862 DCHS_LACS3 83 311 DBREF 1IBV E 1 81 UNP P00862 DCHS_LACS3 2 82 DBREF 1IBV F 483 711 UNP P00862 DCHS_LACS3 83 311 SEQADV 1IBV ASN A 53 UNP P00862 ASP 54 ENGINEERED MUTATION SEQADV 1IBV ASN A 54 UNP P00862 ASP 55 ENGINEERED MUTATION SEQADV 1IBV PYR B 483 UNP P00862 SER 83 CONFLICT SEQADV 1IBV ASN C 53 UNP P00862 ASP 54 ENGINEERED MUTATION SEQADV 1IBV ASN C 54 UNP P00862 ASP 55 ENGINEERED MUTATION SEQADV 1IBV PYR D 483 UNP P00862 SER 83 CONFLICT SEQADV 1IBV ASN E 53 UNP P00862 ASP 54 ENGINEERED MUTATION SEQADV 1IBV ASN E 54 UNP P00862 ASP 55 ENGINEERED MUTATION SEQADV 1IBV PYR F 483 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 483 4 HET PYR D 483 4 HET PYR F 483 4 HET PVH B 801 12 HET PVH D 801 12 HET PVH F 801 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+) FORMUL 10 HOH *108(H2 O) HELIX 1 1 SER A 1 LYS A 9 1 9 HELIX 2 2 ASN A 53 ALA A 65 1 13 HELIX 3 3 SER B 499 ALA B 505 1 7 HELIX 4 4 ALA B 524 GLY B 536 1 13 HELIX 5 5 ASN B 607 HIS B 634 1 28 HELIX 6 6 ASP B 669 ILE B 671 5 3 HELIX 7 7 THR B 678 LEU B 689 1 12 HELIX 8 8 THR B 690 GLY B 699 1 10 HELIX 9 9 SER C 1 LYS C 9 1 9 HELIX 10 10 ASN C 53 ALA C 65 1 13 HELIX 11 11 SER D 499 ALA D 505 1 7 HELIX 12 12 ALA D 524 GLY D 536 1 13 HELIX 13 13 ASN D 607 HIS D 634 1 28 HELIX 14 14 ASP D 669 ILE D 671 5 3 HELIX 15 15 THR D 678 LEU D 689 1 12 HELIX 16 16 THR D 690 GLY D 699 1 10 HELIX 17 17 SER E 1 LYS E 9 1 9 HELIX 18 18 ASN E 53 ALA E 65 1 13 HELIX 19 19 SER F 499 ALA F 505 1 7 HELIX 20 20 ALA F 524 GLY F 536 1 13 HELIX 21 21 ASN F 607 HIS F 634 1 28 HELIX 22 22 ASP F 669 ILE F 671 5 3 HELIX 23 23 THR F 678 LEU F 689 1 12 HELIX 24 24 THR F 690 GLY F 699 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 548 ARG B 562 1 N GLY B 548 O GLN A 74 SHEET 3 B 5 GLY B 652 LEU B 666 -1 N GLY B 652 O ARG B 562 SHEET 4 B 5 TYR A 37 LYS A 50 1 N VAL A 38 O VAL B 664 SHEET 5 B 5 ARG B 490 ILE B 492 1 O ARG B 490 N THR A 39 SHEET 1 C 5 SER B 594 TRP B 603 0 SHEET 2 C 5 TYR B 575 PHE B 585 1 N TYR B 575 O TRP B 603 SHEET 3 C 5 SER B 639 MET B 649 -1 O SER B 639 N PHE B 585 SHEET 4 C 5 GLY B 516 ALA B 524 -1 O PRO B 520 N SER B 640 SHEET 5 C 5 THR B 510 GLN B 513 1 N GLU B 511 O LEU B 519 SHEET 1 D 2 PHE B 535 THR B 537 0 SHEET 2 D 2 ASP B 540 ARG B 542 -1 N ASP B 540 O THR B 537 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 548 ARG D 562 1 N GLY D 548 O GLN C 74 SHEET 3 F 5 GLY D 652 LEU D 666 -1 N GLY D 652 O ARG D 562 SHEET 4 F 5 TYR C 37 LYS C 50 1 N VAL C 38 O VAL D 664 SHEET 5 F 5 ARG D 490 ILE D 492 1 O ARG D 490 N THR C 39 SHEET 1 G 5 SER D 594 TRP D 603 0 SHEET 2 G 5 TYR D 575 PHE D 585 1 N TYR D 575 O TRP D 603 SHEET 3 G 5 SER D 639 MET D 649 -1 O SER D 639 N PHE D 585 SHEET 4 G 5 GLY D 516 ALA D 524 -1 O PRO D 520 N SER D 640 SHEET 5 G 5 THR D 510 GLN D 513 1 N GLU D 511 O LEU D 519 SHEET 1 H 2 PHE D 535 THR D 537 0 SHEET 2 H 2 ASP D 540 ARG D 542 -1 N ASP D 540 O THR D 537 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 548 ARG F 562 1 N GLY F 548 O GLN E 74 SHEET 3 J 5 GLY F 652 LEU F 666 -1 N GLY F 652 O ARG F 562 SHEET 4 J 5 TYR E 37 LYS E 50 1 N VAL E 38 O VAL F 664 SHEET 5 J 5 ARG F 490 ILE F 492 1 O ARG F 490 N THR E 39 SHEET 1 K 5 SER F 594 TRP F 603 0 SHEET 2 K 5 TYR F 575 PHE F 585 1 N TYR F 575 O TRP F 603 SHEET 3 K 5 SER F 639 MET F 649 -1 O SER F 639 N PHE F 585 SHEET 4 K 5 GLY F 516 ALA F 524 -1 O PRO F 520 N SER F 640 SHEET 5 K 5 THR F 510 GLN F 513 1 N GLU F 511 O LEU F 519 SHEET 1 L 2 PHE F 535 THR F 537 0 SHEET 2 L 2 ASP F 540 ARG F 542 -1 N ASP F 540 O THR F 537 LINK C PYR B 483 N PHE B 484 1555 1555 1.33 LINK CA PYR B 483 N PVH B 801 1555 1555 1.31 LINK C PYR D 483 N PHE D 484 1555 1555 1.33 LINK CA PYR D 483 N PVH D 801 1555 1555 1.32 LINK C PYR F 483 N PHE F 484 1555 1555 1.33 LINK CA PYR F 483 N PVH F 801 1555 1555 1.30 SITE 1 AC1 6 SER A 81 PHE B 484 MET B 595 PHE B 596 SITE 2 AC1 6 PVH B 801 ASN C 76 SITE 1 AC2 6 SER C 81 PHE D 484 MET D 595 PHE D 596 SITE 2 AC2 6 PVH D 801 ASN E 76 SITE 1 AC3 6 ASN A 76 SER E 81 PHE F 484 MET F 595 SITE 2 AC3 6 PHE F 596 PVH F 801 SITE 1 AC4 11 ALA A 80 SER A 81 PYR B 483 PHE B 484 SITE 2 AC4 11 ASN B 555 LYS B 556 PHE B 596 VAL B 597 SITE 3 AC4 11 GLU B 598 ASP C 63 GLU C 66 SITE 1 AC5 11 ALA C 80 SER C 81 PYR D 483 PHE D 484 SITE 2 AC5 11 LYS D 556 PHE D 596 VAL D 597 GLU D 598 SITE 3 AC5 11 ASP E 63 GLU E 66 HOH E 108 SITE 1 AC6 11 ASP A 63 GLU A 66 ALA E 80 SER E 81 SITE 2 AC6 11 PYR F 483 PHE F 484 LYS F 556 PHE F 596 SITE 3 AC6 11 VAL F 597 GLU F 598 HOH F 904 CRYST1 96.272 115.480 206.393 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 0.010387 0.000000 0.000000 0.00000 SCALE2 0.000000 0.008660 0.000000 0.00000 SCALE3 0.000000 0.000000 0.004845 0.00000