HEADER OXYGEN BINDING, OXYGEN TRANSPORT 07-MAR-11 3QZX TITLE 3D STRUCTURE OF FERRIC METHANOSARCINA ACETIVORANS PROTOGLOBIN Y61A TITLE 2 MUTANT WITH UNKNOWN LIGAND COMPND MOL_ID: 1; COMPND 2 MOLECULE: METHANOSARCINA ACETIVORANS PROTOGLOBIN; COMPND 3 CHAIN: A; COMPND 4 ENGINEERED: YES; COMPND 5 MUTATION: YES SOURCE MOL_ID: 1; SOURCE 2 ORGANISM_SCIENTIFIC: METHANOSARCINA ACETIVORANS; SOURCE 3 ORGANISM_TAXID: 2214; SOURCE 4 GENE: MA_2883; SOURCE 5 EXPRESSION_SYSTEM: ESCHERICHIA COLI; SOURCE 6 EXPRESSION_SYSTEM_TAXID: 562 KEYWDS GLOBIN FOLD, PROTOGLOBIN, METHANOGENESIS, ARCHAEA PROTEIN, OXYGEN KEYWDS 2 BINDING, OXYGEN TRANSPORT EXPDTA X-RAY DIFFRACTION AUTHOR A.PESCE,L.TILLEMAN,S.DEWILDE,P.ASCENZI,M.COLETTA,C.CIACCIO,S.BRUNO, AUTHOR 2 L.MOENS,M.BOLOGNESI,M.NARDINI REVDAT 3 21-FEB-24 3QZX 1 REMARK SEQADV REVDAT 2 24-JAN-18 3QZX 1 JRNL REVDAT 1 08-JUN-11 3QZX 0 JRNL AUTH A.PESCE,L.TILLEMAN,S.DEWILDE,P.ASCENZI,M.COLETTA,C.CIACCIO, JRNL AUTH 2 S.BRUNO,L.MOENS,M.BOLOGNESI,M.NARDINI JRNL TITL STRUCTURAL HETEROGENEITY AND LIGAND GATING IN FERRIC JRNL TITL 2 METHANOSARCINA ACETIVORANS PROTOGLOBIN MUTANTS. JRNL REF IUBMB LIFE V. 63 287 2011 JRNL REFN ISSN 1521-6543 JRNL PMID 21618401 JRNL DOI 10.1002/IUB.484 REMARK 1 REMARK 1 REFERENCE 1 REMARK 1 AUTH M.NARDINI,A.PESCE,L.THIJS,J.A.SAITO,S.DEWILDE,M.ALAM, REMARK 1 AUTH 2 P.ASCENZI,M.COLETTA,C.CIACCIO,L.MOENS,M.BOLOGNESI REMARK 1 TITL ARCHAEAL PROTOGLOBIN STRUCTURE INDICATES NEW LIGAND REMARK 1 TITL 2 DIFFUSION PATHS AND MODULATION OF HAEM-REACTIVITY REMARK 1 REF EMBO REP. V. 9 157 2008 REMARK 1 REFN ISSN 1469-221X REMARK 1 PMID 18188182 REMARK 1 DOI 10.1038/SJ.EMBOR.7401153 REMARK 2 REMARK 2 RESOLUTION. 1.30 ANGSTROMS. REMARK 3 REMARK 3 REFINEMENT. REMARK 3 PROGRAM : REFMAC 5.5.0072 REMARK 3 AUTHORS : MURSHUDOV,SKUBAK,LEBEDEV,PANNU,STEINER, REMARK 3 : NICHOLLS,WINN,LONG,VAGIN REMARK 3 REMARK 3 REFINEMENT TARGET : MAXIMUM LIKELIHOOD REMARK 3 REMARK 3 DATA USED IN REFINEMENT. REMARK 3 RESOLUTION RANGE HIGH (ANGSTROMS) : 1.30 REMARK 3 RESOLUTION RANGE LOW (ANGSTROMS) : 41.93 REMARK 3 DATA CUTOFF (SIGMA(F)) : NULL REMARK 3 COMPLETENESS FOR RANGE (%) : 99.5 REMARK 3 NUMBER OF REFLECTIONS : 46601 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 + TEST SET) : 0.134 REMARK 3 R VALUE (WORKING SET) : 0.132 REMARK 3 FREE R VALUE : 0.164 REMARK 3 FREE R VALUE TEST SET SIZE (%) : 5.100 REMARK 3 FREE R VALUE TEST SET COUNT : 2482 REMARK 3 REMARK 3 FIT IN THE HIGHEST RESOLUTION BIN. REMARK 3 TOTAL NUMBER OF BINS USED : 20 REMARK 3 BIN RESOLUTION RANGE HIGH (A) : 1.30 REMARK 3 BIN RESOLUTION RANGE LOW (A) : 1.33 REMARK 3 REFLECTION IN BIN (WORKING SET) : 3452 REMARK 3 BIN COMPLETENESS (WORKING+TEST) (%) : 99.73 REMARK 3 BIN R VALUE (WORKING SET) : 0.2290 REMARK 3 BIN FREE R VALUE SET COUNT : 182 REMARK 3 BIN FREE R VALUE : 0.2650 REMARK 3 REMARK 3 NUMBER OF NON-HYDROGEN ATOMS USED IN REFINEMENT. REMARK 3 PROTEIN ATOMS : 1584 REMARK 3 NUCLEIC ACID ATOMS : 0 REMARK 3 HETEROGEN ATOMS : 59 REMARK 3 SOLVENT ATOMS : 255 REMARK 3 REMARK 3 B VALUES. REMARK 3 FROM WILSON PLOT (A**2) : NULL REMARK 3 MEAN B VALUE (OVERALL, A**2) : 15.74 REMARK 3 OVERALL ANISOTROPIC B VALUE. REMARK 3 B11 (A**2) : 0.11000 REMARK 3 B22 (A**2) : -0.12000 REMARK 3 B33 (A**2) : 0.00000 REMARK 3 B12 (A**2) : 0.00000 REMARK 3 B13 (A**2) : -0.02000 REMARK 3 B23 (A**2) : 0.00000 REMARK 3 REMARK 3 ESTIMATED OVERALL COORDINATE ERROR. REMARK 3 ESU BASED ON R VALUE (A): NULL REMARK 3 ESU BASED ON FREE R VALUE (A): 0.045 REMARK 3 ESU BASED ON MAXIMUM LIKELIHOOD (A): 0.025 REMARK 3 ESU FOR B VALUES BASED ON MAXIMUM LIKELIHOOD (A**2): 1.273 REMARK 3 REMARK 3 CORRELATION COEFFICIENTS. REMARK 3 CORRELATION COEFFICIENT FO-FC : 0.974 REMARK 3 CORRELATION COEFFICIENT FO-FC FREE : 0.965 REMARK 3 REMARK 3 RMS DEVIATIONS FROM IDEAL VALUES COUNT RMS WEIGHT REMARK 3 BOND LENGTHS REFINED ATOMS (A): 1797 ; 0.012 ; 0.022 REMARK 3 BOND LENGTHS OTHERS (A): NULL ; NULL ; NULL REMARK 3 BOND ANGLES REFINED ATOMS (DEGREES): 2474 ; 1.339 ; 2.023 REMARK 3 BOND ANGLES OTHERS (DEGREES): NULL ; NULL ; NULL REMARK 3 TORSION ANGLES, PERIOD 1 (DEGREES): 210 ; 5.577 ; 5.000 REMARK 3 TORSION ANGLES, PERIOD 2 (DEGREES): 90 ;38.959 ;23.889 REMARK 3 TORSION ANGLES, PERIOD 3 (DEGREES): 288 ;14.548 ;15.000 REMARK 3 TORSION ANGLES, PERIOD 4 (DEGREES): 9 ;20.495 ;15.000 REMARK 3 CHIRAL-CENTER RESTRAINTS (A**3): 245 ; 0.331 ; 0.200 REMARK 3 GENERAL PLANES REFINED ATOMS (A): 1409 ; 0.011 ; 0.021 REMARK 3 GENERAL PLANES OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED CONTACTS OTHERS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 NON-BONDED TORSION OTHERS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 H-BOND (X...Y) OTHERS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 POTENTIAL METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY VDW OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY H-BOND OTHERS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION REFINED ATOMS (A): NULL ; NULL ; NULL REMARK 3 SYMMETRY METAL-ION OTHERS (A): NULL ; NULL ; NULL REMARK 3 REMARK 3 ISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 MAIN-CHAIN BOND REFINED ATOMS (A**2): 997 ; 2.563 ; 1.500 REMARK 3 MAIN-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 MAIN-CHAIN ANGLE REFINED ATOMS (A**2): 1630 ; 3.606 ; 2.000 REMARK 3 MAIN-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN BOND REFINED ATOMS (A**2): 800 ; 4.945 ; 3.000 REMARK 3 SIDE-CHAIN BOND OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 SIDE-CHAIN ANGLE REFINED ATOMS (A**2): 834 ; 6.533 ; 4.500 REMARK 3 SIDE-CHAIN ANGLE OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B REFINED ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 LONG RANGE B OTHER ATOMS (A**2): NULL ; NULL ; NULL REMARK 3 REMARK 3 ANISOTROPIC THERMAL FACTOR RESTRAINTS. COUNT RMS WEIGHT REMARK 3 RIGID-BOND RESTRAINTS (A**2): 1797 ; 3.152 ; 3.000 REMARK 3 SPHERICITY; FREE ATOMS (A**2): 260 ;15.491 ; 3.000 REMARK 3 SPHERICITY; BONDED ATOMS (A**2): 1730 ; 9.032 ; 3.000 REMARK 3 REMARK 3 NCS RESTRAINTS STATISTICS REMARK 3 NUMBER OF DIFFERENT NCS GROUPS : NULL REMARK 3 REMARK 3 TLS DETAILS REMARK 3 NUMBER OF TLS GROUPS : NULL REMARK 3 REMARK 3 BULK SOLVENT MODELLING. REMARK 3 METHOD USED : MASK REMARK 3 PARAMETERS FOR MASK CALCULATION REMARK 3 VDW PROBE RADIUS : 1.40 REMARK 3 ION PROBE RADIUS : 0.80 REMARK 3 SHRINKAGE RADIUS : 0.80 REMARK 3 REMARK 3 OTHER REFINEMENT REMARKS: NULL REMARK 4 REMARK 4 3QZX COMPLIES WITH FORMAT V. 3.30, 13-JUL-11 REMARK 100 REMARK 100 THIS ENTRY HAS BEEN PROCESSED BY RCSB ON 11-MAR-11. REMARK 100 THE DEPOSITION ID IS D_1000064314. REMARK 200 REMARK 200 EXPERIMENTAL DETAILS REMARK 200 EXPERIMENT TYPE : X-RAY DIFFRACTION REMARK 200 DATE OF DATA COLLECTION : 28-SEP-07 REMARK 200 TEMPERATURE (KELVIN) : 100 REMARK 200 PH : NULL REMARK 200 NUMBER OF CRYSTALS USED : 1 REMARK 200 REMARK 200 SYNCHROTRON (Y/N) : Y REMARK 200 RADIATION SOURCE : ESRF REMARK 200 BEAMLINE : ID23-1 REMARK 200 X-RAY GENERATOR MODEL : NULL REMARK 200 MONOCHROMATIC OR LAUE (M/L) : M REMARK 200 WAVELENGTH OR RANGE (A) : NULL REMARK 200 MONOCHROMATOR : NULL REMARK 200 OPTICS : NULL REMARK 200 REMARK 200 DETECTOR TYPE : CCD REMARK 200 DETECTOR MANUFACTURER : ADSC QUANTUM 315R REMARK 200 INTENSITY-INTEGRATION SOFTWARE : MOSFLM REMARK 200 DATA SCALING SOFTWARE : SCALA REMARK 200 REMARK 200 NUMBER OF UNIQUE REFLECTIONS : 49084 REMARK 200 RESOLUTION RANGE HIGH (A) : 1.300 REMARK 200 RESOLUTION RANGE LOW (A) : 51.430 REMARK 200 REJECTION CRITERIA (SIGMA(I)) : NULL REMARK 200 REMARK 200 OVERALL. REMARK 200 COMPLETENESS FOR RANGE (%) : 99.6 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) : 1.30 REMARK 200 HIGHEST RESOLUTION SHELL, RANGE LOW (A) : 1.37 REMARK 200 COMPLETENESS FOR SHELL (%) : 99.8 REMARK 200 DATA REDUNDANCY IN SHELL : 2.90 REMARK 200 R MERGE FOR SHELL (I) : 0.25500 REMARK 200 R SYM FOR SHELL (I) : NULL REMARK 200 FOR SHELL : 3.600 REMARK 200 REMARK 200 DIFFRACTION PROTOCOL: SINGLE WAVELENGTH REMARK 200 METHOD USED TO DETERMINE THE STRUCTURE: MOLECULAR REPLACEMENT REMARK 200 SOFTWARE USED: PHASER REMARK 200 STARTING MODEL: NULL REMARK 200 REMARK 200 REMARK: NULL REMARK 280 REMARK 280 CRYSTAL REMARK 280 SOLVENT CONTENT, VS (%): 44.44 REMARK 280 MATTHEWS COEFFICIENT, VM (ANGSTROMS**3/DA): 2.21 REMARK 280 REMARK 280 CRYSTALLIZATION CONDITIONS: 0.4 MONOBASIC AMMONIUM PHOSPHATE, REMARK 280 VAPOR DIFFUSION, TEMPERATURE 277K 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 40.04450 REMARK 290 SMTRY2 3 0.000000 1.000000 0.000000 24.61950 REMARK 290 SMTRY3 3 0.000000 0.000000 1.000000 0.00000 REMARK 290 SMTRY1 4 -1.000000 0.000000 0.000000 40.04450 REMARK 290 SMTRY2 4 0.000000 1.000000 0.000000 24.61950 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 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: DIMERIC REMARK 350 SOFTWARE DETERMINED QUATERNARY STRUCTURE: DIMERIC REMARK 350 SOFTWARE USED: PISA REMARK 350 TOTAL BURIED SURFACE AREA: 7510 ANGSTROM**2 REMARK 350 SURFACE AREA OF THE COMPLEX: 15830 ANGSTROM**2 REMARK 350 CHANGE IN SOLVENT FREE ENERGY: -96.0 KCAL/MOL 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 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 0.00000 REMARK 375 REMARK 375 SPECIAL POSITION REMARK 375 THE FOLLOWING ATOMS ARE FOUND TO BE WITHIN 0.15 ANGSTROMS REMARK 375 OF A SYMMETRY RELATED ATOM AND ARE ASSUMED TO BE ON SPECIAL REMARK 375 POSITIONS. REMARK 375 REMARK 375 ATOM RES CSSEQI REMARK 375 HOH A 231 LIES ON A SPECIAL POSITION. 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 MET A 1 REMARK 465 SER A 2 REMARK 465 VAL A 3 REMARK 465 GLU A 4 REMARK 465 LYS A 5 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 TRP A 60 CB TRP A 60 CG -0.110 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 GLU A 13 28.40 -148.58 REMARK 500 ASP A 106 -166.77 -119.44 REMARK 500 ASN A 126 -8.81 78.09 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 HEM A 200 FE REMARK 620 N RES CSSEQI ATOM REMARK 620 1 HIS A 120 NE2 REMARK 620 2 HEM A 200 NA 89.7 REMARK 620 3 HEM A 200 NB 95.8 90.7 REMARK 620 4 HEM A 200 NC 98.1 172.1 89.3 REMARK 620 5 HEM A 200 ND 93.4 89.1 170.9 89.7 REMARK 620 N 1 2 3 4 REMARK 800 REMARK 800 SITE REMARK 800 SITE_IDENTIFIER: AC1 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE HEM A 200 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC2 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 201 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC3 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE PO4 A 202 REMARK 800 REMARK 800 SITE_IDENTIFIER: AC4 REMARK 800 EVIDENCE_CODE: SOFTWARE REMARK 800 SITE_DESCRIPTION: BINDING SITE FOR RESIDUE GOL A 204 REMARK 900 REMARK 900 RELATED ENTRIES REMARK 900 RELATED ID: 2VEB RELATED DB: PDB REMARK 900 HIGH RESOLUTION STRUCTURE OF PROTOGLOBIN FROM METHANOSARCINA REMARK 900 ACETIVORANS C2A REMARK 900 RELATED ID: 2VEE RELATED DB: PDB REMARK 900 STRUCTURE OF FERRIC PROTOGLOBIN FROM METHANOSARCINA ACETIVORANS C2A REMARK 900 RELATED ID: 3R0G RELATED DB: PDB REMARK 900 STRUCTURE OF FERRIC METHANOSARCINA ACETIVORANS PROTOGLOBIN I149F REMARK 900 MUTANT IN AQUOMET FORM REMARK 900 RELATED ID: 3QZZ RELATED DB: PDB REMARK 900 STRUCTURE OF FERRIC METHANOSARCINA ACETIVORANS PROTOGLOBIN Y61W REMARK 900 MUTANT IN AQUOMET FORM DBREF 3QZX A 1 195 UNP Q8TLY9 Q8TLY9_METAC 1 195 SEQADV 3QZX ALA A 61 UNP Q8TLY9 TYR 61 ENGINEERED MUTATION SEQADV 3QZX SER A 101 UNP Q8TLY9 CYS 101 ENGINEERED MUTATION SEQRES 1 A 195 MET SER VAL GLU LYS ILE PRO GLY TYR THR TYR GLY GLU SEQRES 2 A 195 THR GLU ASN ARG ALA PRO PHE ASN LEU GLU ASP LEU LYS SEQRES 3 A 195 LEU LEU LYS GLU ALA VAL MET PHE THR ALA GLU ASP GLU SEQRES 4 A 195 GLU TYR ILE GLN LYS ALA GLY GLU VAL LEU GLU ASP GLN SEQRES 5 A 195 VAL GLU GLU ILE LEU ASP THR TRP ALA GLY PHE VAL GLY SEQRES 6 A 195 SER HIS PRO HIS LEU LEU TYR TYR PHE THR SER PRO ASP SEQRES 7 A 195 GLY THR PRO ASN GLU LYS TYR LEU ALA ALA VAL ARG LYS SEQRES 8 A 195 ARG PHE SER ARG TRP ILE LEU ASP THR SER ASN ARG SER SEQRES 9 A 195 TYR ASP GLN ALA TRP LEU ASP TYR GLN TYR GLU ILE GLY SEQRES 10 A 195 LEU ARG HIS HIS ARG THR LYS LYS ASN GLN THR ASP ASN SEQRES 11 A 195 VAL GLU SER VAL PRO ASN ILE GLY TYR ARG TYR LEU VAL SEQRES 12 A 195 ALA PHE ILE TYR PRO ILE THR ALA THR MET LYS PRO PHE SEQRES 13 A 195 LEU ALA ARG LYS GLY HIS THR PRO GLU GLU VAL GLU LYS SEQRES 14 A 195 MET TYR GLN ALA TRP PHE LYS ALA THR THR LEU GLN VAL SEQRES 15 A 195 ALA LEU TRP SER TYR PRO TYR VAL LYS TYR GLY ASP PHE HET HEM A 200 43 HET PO4 A 201 5 HET PO4 A 202 5 HET GOL A 204 12 HETNAM HEM PROTOPORPHYRIN IX CONTAINING FE HETNAM PO4 PHOSPHATE ION HETNAM GOL GLYCEROL HETSYN HEM HEME HETSYN GOL GLYCERIN; PROPANE-1,2,3-TRIOL FORMUL 2 HEM C34 H32 FE N4 O4 FORMUL 3 PO4 2(O4 P 3-) FORMUL 5 GOL C3 H8 O3 FORMUL 6 HOH *255(H2 O) HELIX 1 1 ASN A 21 MET A 33 1 13 HELIX 2 2 THR A 35 ASP A 51 1 17 HELIX 3 3 GLN A 52 SER A 66 1 15 HELIX 4 4 HIS A 67 TYR A 72 1 6 HELIX 5 5 TYR A 73 THR A 75 5 3 HELIX 6 6 ASN A 82 ARG A 103 1 22 HELIX 7 7 ASP A 106 HIS A 121 1 16 HELIX 8 8 GLY A 138 PHE A 145 1 8 HELIX 9 9 PHE A 145 THR A 152 1 8 HELIX 10 10 MET A 153 ALA A 158 1 6 HELIX 11 11 THR A 163 SER A 186 1 24 HELIX 12 12 TYR A 187 VAL A 190 5 4 LINK NE2 HIS A 120 FE HEM A 200 1555 1555 2.12 SITE 1 AC1 24 LEU A 70 TYR A 73 PHE A 74 TYR A 85 SITE 2 AC1 24 VAL A 89 ARG A 92 PHE A 93 TRP A 96 SITE 3 AC1 24 TYR A 112 ARG A 119 HIS A 120 LYS A 125 SITE 4 AC1 24 ASN A 126 ILE A 137 TYR A 141 LEU A 142 SITE 5 AC1 24 PHE A 145 ILE A 149 VAL A 182 TRP A 185 SITE 6 AC1 24 HOH A 269 HOH A 279 HOH A 281 HOH A 282 SITE 1 AC2 8 GLY A 12 GLU A 13 THR A 14 GLU A 15 SITE 2 AC2 8 ASN A 16 ALA A 108 ASP A 111 HOH A 259 SITE 1 AC3 9 TYR A 72 VAL A 134 PRO A 135 ASN A 136 SITE 2 AC3 9 HOH A 219 HOH A 234 HOH A 271 HOH A 289 SITE 3 AC3 9 HOH A 387 SITE 1 AC4 10 THR A 163 PRO A 164 GLU A 165 TYR A 187 SITE 2 AC4 10 PRO A 188 VAL A 190 LYS A 191 TYR A 192 SITE 3 AC4 10 HOH A 365 HOH A 427 CRYST1 80.089 49.239 51.514 90.00 92.57 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 0.012486 0.000000 0.000560 0.00000 SCALE2 0.000000 0.020309 0.000000 0.00000 SCALE3 0.000000 0.000000 0.019432 0.00000